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DTC Tables

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum.
P000A * Intake Camshaft Position Slow Response -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING . Signal change < 1.9 - 4.2 CRK °/sec.
  • Time after engine start > 3 to 10 Sec.
  • Frequency 4 times
  • Frequency at cold start 2 times
 14 Sec.
  • 2 DCY
P0010 * Intake Camshaft Position Actuator Circuit Open -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING . Signal voltage, > 4.70 - 5.40 V
  • Camshaft valve off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0011 * Intake Camshaft Position Timing - Over-Advanced -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING . Adjustment angle> 6.8 - 8 CRK°
  • Time after engine start > 3 - 10 Sec.
  • Oil temperature -48 to 143.30°C
  • Frequency 4 times
  • Frequency cold 2 times
 30 Sec.
  • 2 DCY
P0016 * Crankshaft Position vs. Camshaft Position Correlation -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING 
  • Permissible deviation < 11 rev
OR
  • Permissible deviation > 11 rev
 --- 2 Sec.
  • 2 DCY
P025A Fuel Pump Module Control Circuit Open -- Check the Fuel Pump -G6-. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal voltage > 4.4 - 5.6 V
  • Engine speed, > 80 RPM
  • Battery voltage, 9.04-16 V
 0.5 Sec.
  • 2 DCY
P025C Fuel Pump Module Control Circuit Low -- Check the Fuel Pump -G6-. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal voltage < 2.15 - 3.25 V
  • Engine speed, > 80 RPM
  • Battery voltage, 9.04-16 V
 0.5 Sec.
  • 2 DCY
P025D Fuel Pump Module Control Circuit High -- Check the Fuel Pump -G6-. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal current > 1.1 A
  • Engine speed, > 80 RPM
  • Battery voltage, 9.04-16 V
 0.5 Sec.
  • 2 DCY
P0030 * HO2S Heater Control Circuit Bank 1 Sensor 1 -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater voltage 4.70 to 5.40 V
  • Time after engine start > 5 Sec.
  • Heater commanded off
 0.5 Sec.
  • 2 DCY
P0031 * HO2S Heater Control Circuit Low Bank 1 Sensor 1 -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater voltage 0 to 3.26 V
  • Time after engine start > 5 Sec.
  • Heater commanded off
 0.5 Sec.
  • 2 DCY
P0032 * HO2S Heater Control Circuit High Bank 1 Sensor 1 -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater current > 5.50 A
  • Time after engine start > 5 Sec.
  • Heater commanded off
 0.5 Sec.
  • 2 DCY
P0036 * HO2S Heater Control Circuit Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR HEATER BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Heater voltage 2.34 to 3.59 V
  • Time after engine start > 5 Sec.
  • Heater, Commanded off
 0.5 Sec.
  • 2 DCY
P0037 * HO2S Heater Control Circuit Low Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR HEATER BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Heater voltage < 2.34 V
  • Time after engine start > 5 Sec.
  • Heater, Commanded off
 0.5 Sec.
  • 2 DCY
P0038 HO2S Heater Control Circuit High Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR HEATER BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Heater voltage > 3.59 V
  • Time after engine start > 5 Sec.
  • Heater, Commanded on
 0.5 Sec.
  • 2 DCY
P0068 * MAF vs Throttle Position Correlation -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MAF SENSOR, CHECKING . Plausibility with fuel system
  • Load calculation < -22%
Plausibility with fuel system
  • Load calculation > 22%
  • Fuel system monitor running
  • Lambda control closed loop
 139.4 Sec.
  • 2 DCY
P0070 * Ambient Air Temperature Sensor Circuit -- Check the Ambient Temperature Sensor -G17-. Refer to AMBIENT AIR TEMPERATURE SENSOR, CHECKING  Ambient air temperature < -50°C CAN active 1 Sec.
  • 2 DCY
P0071 * Ambient Air Temperature Sensor Performance -- Check the Ambient Temperature Sensor -G17-. Refer to AMBIENT AIR TEMPERATURE SENSOR, CHECKING 
  • Difference in value between ECT and AAT at engine start (depending on engine off time) > 25 - 40°K
and
  • Difference in value between AAT and IAT at engine start (depending on engine off time) > 25 - 40°K
  • Engine off time > 6 hours
  • ECT at engine start < = 40 to 25°C
minus
  • IAT @ engine start
  • ECT @ engine start < 0.75°C
minus
  • ECT @ time after engine start 60 Sec.
  • AAT at engine start <= 5.2°C
minus
  • AAT at condition, veh speed > 25 mph for > 10 sec.
  • Intake air temp @ engine start < 5.2
 0 Sec.
  • 2 DCY
P0072 * Ambient Air Temperature Sensor Circuit Low -- Check the Ambient Temperature Sensor -G17-. Refer to AMBIENT AIR TEMPERATURE SENSOR, CHECKING  Ambient air temperature > 87 °C CAN active 1 Sec.
  • 2 DCY
P0087 * Fuel Rail/System Pressure - Too Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • Fuel trim activity 0.90 - 1.15
  • Output value rail pressure controller > 2 MPa
  • Difference between target and actual pressure > -16.4
  • Engine speed > 800 RPM
  • EVAP purge adaptation < 22
  • Lambda control closed loop
 5 Sec.
  • 2 DCY
P0100 * Mass Air Flow Circuit Fault -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MAF SENSOR, CHECKING . MAF sensor signal 0 μs --- 0.5 Sec.
  • 2 DCY
P0101 * Mass Air Flow Circuit Performance -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MAF SENSOR, CHECKING . Mass air flow vs.
  • Upper threshold model < 12%
  • Lower threshold model < 12%
  • Load calculation > 21%
  • Fuel system < -19%
  • Time after engine start, 150 camshaft revolutions
  • Throttle position < 99.6%
  • Engine speed 1320 - 5000 RPM
  • ECT > 60°C
  • IAT < 90°C
  • Mass air flow 0 - 450 kg/h
  • Engine load 20 - 100%
  • Lambda control closed loop
  • EVAP purge valve closed
  • No low fuel signal
 2 Sec.
  • 2 DCY
P0102 * Mass Air Flow Circuit Low Input -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MAF SENSOR, CHECKING . MAF sensor signal < 66 μs --- 0.5 Sec.
  • 2 DCY
P0103 * Mass Air Flow Circuit High Input -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MAF SENSOR, CHECKING . MAF sensor signal > 4500 μs Battery voltage > 8 V 0.5 Sec.
  • 2 DCY
P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Performance -- Check the Charge Air Pressure Sensor/MAP Sensor -G31/G71-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING . If there is no fault found with the Charge Air Pressure sensor or wiring, check for any related TSB's. The Altitude sensor is located within the ECM and will require replacement of the ECM if the reading is more than 10% out of range of actual Barometric pressure readings. Refer to the Repair Information for ECM replacement.
  • Difference of boost pressure signal vs altitude sensor signal > 230 hPa
OR
  • Difference of boost pressure signal vs altitude sensor signal < -130 hPa
  • Engine speed < 1000 RPM
  • Throttle position < 11.50%
 2 Sec.
  • 2 DCY
P0111 * Intake Air Temperature Sensor Circuit Performance -- Check the IAT sensor -G42-. Refer to IAT SENSOR, CHECKING .
  • Difference in value IAT - ECT @ engine start (depending on engine off time) > 25 - 40 °K
  • Difference in value IAT - AAT @ engine start < 25 - 40 °K (depending on engine off time)
  • Engine off time > 6 hours
  • ECT @ engine start <= 40 - 25 °C
minus
  • AAT @ engine start
  • ECT @ engine start < 1.5 °C
minus
  • ECT @ time after engine start 60 Sec.
  • AAT @ engine start < 5.2 °C
minus
  • AAT @ condition veh speed > 25 mph for time > 30 Sec.
  • IAT @ engine start < 5.2 °C
minus
  • IAT @ condition veh speed > 25 mph for time > 30 Sec.
 0 Sec.
  • Once/DCY
  • 2 DCY
P0112 * Intake Air Temperature Sensor Circuit Low Input -- Check the IAT sensor -G42-. Refer to IAT SENSOR, CHECKING . IAT > 141.0 °C --- 2 Sec.
  • 2 DCY
P0113 * Intake Air Temperature Sensor Circuit High Input -- Check the IAT sensor -G42-. Refer to IAT SENSOR, CHECKING . IAT < -46 °C --- 2 Sec.
  • 2 DCY
P0116 * Engine Coolant Temperature Sensor 1 Circuit Performance -- Check the Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING .
  • No change on signal < 1.5 °K
or
  • Signal in range 88.5 - 109.5 °C with no change on signal 1.5 °K
  • ECT @ start 109.6 - 140.30 °C (stuck hi) or 50.30 - 88.4 °C (stuck low)
  • V
Temp 2:
  • Substitute ECT > -48.00 °C
  • Mass air flow 40 - 120 kg/h
Driving conditions
  • Veh speed 40 - 120 km/h
  • Mass air flow 12 - 36 and 36 - 152 kg/h
  • Time required > 40.0 Sec.
 115 Sec.
  • 2 DCY
P0117 * Engine Coolant Temperature Sensor 1 Circuit Low Input -- Check the Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING . ECT >140 °C --- 2 Sec.
  • 2 DCY
P0118 * Engine Coolant Temperature Sensor 1 Circuit High Input -- Check the Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING . ECT < -40 °C --- 2 Sec.
  • 2 DCY
P0121 * Pedal Position Sensor A Circuit Performance -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • TPS 1 - TPS 2 > 6.30%
  • Actual TPS 1 calculated value > TPS 2 calculated value
  • TPS 1 calc. value > 9.00%
  • Engine speed > 480 RPM
 0.28 Sec.
  • 2 DCY
P0122 * Pedal Position Sensor A Circuit Low Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.20 V --- 0.14 Sec.
  • 2 DCY
P0123 * Pedal Position Sensor A Circuit High Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage > 4.81 V --- 0.14 Sec.
  • 2 DCY
P013A * O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . EWMA filtered max differential transient time at fuel cutoff >= 0.5 Sec. for 3 function checks
  • Time of fuel cutoff <= 90 Sec.
  • Exhaust temp at sensor >= 385°C
 10 Sec.  
P0130 * O2 Sensor Circuit Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • O2S ceramic temp. < 640°C
  • Modeled exhaust temp > 300°C
  • Fuel cutoff not active
 12 Sec.
  • 2 DCY
P0131 * O2 Sensor Circuit, Bank 1 - Sensor 1 Low Voltage -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • VM < 1.75 V
  • UN < 1.50 V
  • IA or IP > 0.30 V
 --- 10 Sec.
  • 2 DCY
P0132 * O2 Sensor Circuit, Bank 1 - Sensor 1 High Voltage -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • VM > 3.25 V
  • UN > 4.40 V
  • IA or IP > 7.0 V
 --- 10 Sec.
  • 2 DCY
P0133 * O2 Circuit Slow Response Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING  Signal dynamic slope check
  • O2S signal front vs. modeled O2S signal ratio < 0.40 and > 0.01
  • Cycles completed > 40
Oscillation check
  • Lambda amplitude signal > 20%
  • Cycles > 8
  • Time lambda > lambda amplitude 400 m sec.
Delay check
  • Delay modeled lambda signal minus measured signal > 460 m sec.
  • Cycles > 12
  • Engine speed, 1320 - 4000 RPM
  • Engine load, 35 - 100.01%
  • Delta engine load < 6%
  • Actual lambda, 0.85-1.15
  • Lambda control, Closed loop
  • EVAP purge flow < 18-
  • Determination of max and min slope ratios 0.01 - 4
  • O2S hexagon modeled temp < 569.99 °C
  • O2S ceramic temp > 715 °C
  • Determination of measurement window, 500 m sec.
Oscillation and delay check
  • Lambda control, Closed loop
  • Engine load 20 - 80%
  • Engine speed 1340 - 3500 RPM
  • Delta engine load < 3%
  • Actual lambda 0.75 - 1.25
  • 400 Sec.
Oscillation and delay check
  • 200 Sec.
  • 2 DCY
P0135 O2 Heater Circuit Bank 1 Sensor 1 -- Check the Oxygen Sensor (O2S) Heater -G39-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING .
  • Heater duty cycle, >100%
  • O2S ceramic temperature, < 715 °C
  • Time after O2S heater on 40 Sec.
  • Difference between measured calibration resistance in ECM and set value > 45 ohm
  • Heater control, Active
  • Modeled exhaust gas temp, > 299.99 °C
  • ECT at start > -9.80 °C
  • Engine shutoff time > 300 Sec.
  • Time after engine start > 15 Sec.
  • Engine speed, idle
  • 15 - 55 Sec.
  • 2 DCY
P0136 O2 Circuit Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • Delta voltage one step at heater switching > 2.0020 V
  • Number of checks 10
  • Modeled exhaust gas temp. 200.006 - 800.006 °C for 60 Sec.
 6 Sec.
  • 2 DCY
P0137 * O2 Circuit Low Voltage Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Cold condition
  • Signal voltage, < 0.06 V for > 3 Sec.
Warm condition
  • Signal voltage < 0.01 V
  • Reaction at closed loop enrichment - no reaction
  • ECT at engine off, > 60 °C
  • ECT < 39.8 °C
  • Modeled exhaust gas temp. 200.006 - 800.006 °C for 60 Sec.
Warm condition
  • 1st lambda control loop not at max value
  • Modeled exhaust gas temp. 200.006 - 800.006 °C for 60 Sec.
 Cold cond.
  • 5.1 Sec.
Warm cond.
  • 40 Sec.
  • 2 DCY
P0138 * O2 Circuit High Voltage Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Signal voltage 1.08 V for > 5 Sec.
  • Modeled exhaust gas temp. 200.006 - 800.006 °C for 60 Sec.
 5.1 Sec.
  • 2 DCY
P0139 O2 Circuit Slow Response Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • EWMA filtered transient time at fuel cutoff > 0.4 Sec.
  • In voltage range of 201.2 - 401.4 mV
  • Number of checks, 3
  • Rich voltage enable > = 547.9 mV
  • Lean voltage < = 201.2 mV
  • Fuel cutoff active
  • O2S rear ready
  • Modeled exhaust gas temp > 400 °C
  • Front O2 sensor lambda signal > 2.00 V
 0.1 Sec.
  • 2 DCY
P0140 * O2 Circuit No Activity Detected Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Signal voltage
  • Signal voltage 0.40 - 0.60 V
Internal resistance
  • > 40000 ohm
 Signal voltage
  • Modeled exhaust gas temp. 800° C for > 60 Sec.
Internal resist.
  • Modeled exhaust gas temp. 600° C for > 60 Sec.
  • O2S rear ready
 30 Sec.
  • 2 DCY
P0141 O2 Heater Circuit Bank 1 Sensor 2 -- Check the Oxygen Sensor (O2S) Heater -G465-. Refer to OXYGEN SENSOR HEATER BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Heater resistance, 1404 - 13650 Ohm
  • Heater commanded on
  • Modeled exhaust gas temp, 250 - 650.01 °C
  • Engine shutoff time > 300 Sec.
  • Fuel cutoff not active
 15 Sec.
  • 2 DCY
P0169 * Incorrect Fuel Composition Check for contaminated fuel or possible high concentration of alcohol in fuel (above 15%). If any O2 sensor codes are also set, refer to those codes first.
  • Fuel quantity incorrect
  • Fuel correction factor incorrect
  • Internal check failed
 Engine speed > 1200 RPM 0.52 to 2.08 Sec.
  • 2 DCY
P0171 System Too Lean Bank 1 -- Check the intake system for leaks (unmetered air).-- Check the vacuum lines for leaks-- Check the fuel pressure --. Refer to FUEL PRESSURE TEST -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING -- Check the fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING . -- Check the Heated Oxygen Sensor (HO2S) -G465-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . At idle
  • Adaptive value > 5.02%
At part load
  • Adaptive value > 21%
 At idle
  • Engine speed, 560 - 1200 RPM
  • Engine load, 9 - 45%
  • Mass air flow 5-23 kg/h
  • ECT > 63 °C
  • IAT < 90° C
  • Part load adaptation ready
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • No low fuel signal
At part load
  • Throttle position < 99.6%
  • Engine speed 1320 - 5000 RPM
  • Engine load 20 - 100%
  • Mass air flow 27 - 450 kg/h
  • ECT > 63 °C
  • IAT < 90 °C
  • Lambda control closed loop
  • EVAP purge valve closed
  • No low fuel signal
  • 10 Sec.
  • 2 DCY
P0172 System Too Rich Bank 1 -- Check the fuel pressure --. Refer to FUEL PRESSURE TEST -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING -- Check the fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor (HO2S) -G465-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . At idle
  • Adaptive value < -5.02%
At part load
  • Adaptive value < -21%
 At idle
  • Engine speed, 560 - 1200 RPM
  • Engine load, 9 - 45%
  • Mass air flow 5-23 kg/h
  • ECT > 63 °C
  • IAT < 90° C
  • Part load adaptation ready
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • No low fuel signal
At part load
  • Throttle position < 99.6%
  • Engine speed 1320 - 5000 RPM
  • Engine load 20 - 100%
  • Mass air flow 27 - 450 kg/h
  • ECT > 63 °C
  • IAT < 90 °C
  • Lambda control closed loop
  • EVAP purge valve closed
  • No low fuel signal
  • 10 Sec.
  • 2 DCY
P0190 * Fuel Rail Pressure Sensor Circuit -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING  Signal voltage > 4.8 V --- 0.5 Sec.
  • 2 DCY
P0191 Fuel Rail Pressure Sensor Circuit Performance -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING  Actual pressure > 20.6 MPa
  • Time after engine start > 0 Sec.
  • Engine speed > 90 RPM
 3 Sec.
  • 2 DCY
P0192 * Fuel Rail Pressure Sensor Circuit Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING  Signal voltage < 0.2 V --- 0.5 Sec.
  • 2 DCY
P0201 * Injector Circuit Open Cylinder 1 -- Check the fuel injectors -N30-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current < 2.1 A
  • Internal logic failure
  • Engine speed, > 80 RPM
  • Injection valve switched on
 0.5 Sec.
  • 2 DCY
P0202 * Injector Circuit Open Cylinder 2 -- Check the fuel injectors -N31-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current < 2.1 A
  • Internal logic failure
  • Engine speed, > 80 RPM
  • Injection valve switched on
 0.5 Sec.
  • 2 DCY
P0203 * Injector Circuit Open Cylinder 3 -- Check the fuel injectors -N32-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current < 2.1 A
  • Internal logic failure
  • Engine speed, > 80 RPM
  • Injection valve switched on
 0.5 Sec.
  • 2 DCY
P0204 * Injector Circuit Open Cylinder 4 -- Check the fuel injectors -N33-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current < 2.1 A
  • Internal logic failure
  • Engine speed, > 80 RPM
  • Injection valve switched on
 0.5 Sec.
  • 2 DCY
P0221 * Pedal Position Sensor Circuit Performance -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • TPS 1 - TPS 2 > 6.30%
  • Actual TPS 2 calculated value > TPS 1 calculated value
  • TPS 2 - calc. value > 9.00%
  • Engine speed > 480 RPM
 0.28 Sec.
  • 2 DCY
P0222 * Pedal Position Sensor Circuit Low Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.20 V --- 0.14 Sec.
  • 2 DCY
P0223 * Pedal Position Sensor Circuit High Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage > 4.81 V --- 0.14 Sec.
  • 2 DCY
P0234 * Turbocharger Overboost Condition -- Check the Charge Air Pressure sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . -- Check the Turbocharger Recirculating Valve -N249-. Refer to TURBOCHARGER RECIRCULATING VALVE, CHECKING 
NOTE: Check the Altitude sensor reading and make sure it is correct for the location (if unsure of the elevation compare to a vehicle with no faults). If the reading is off by 10% or more, the Altitude sensor is part of the ECM circuit board and will require ECM replacement.
 Difference of set value boost pressure vs altitude sensor signal > 200 - 1275 hPa Altitude < 2700 m 1.2 Sec.
  • 2 DCY
P0236 * Turbocharger Boost Sensor Circuit Performance -- Check the Charge Air Pressure sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING 
NOTE: Check the Altitude sensor reading and make sure it is correct for the location (if unsure of the elevation compare to a vehicle with no faults). If the reading is off by 10% or more, the Altitude sensor is part of the ECM circuit board and will require ECM replacement.
 Difference of boost pressure signal vs altitude sensor signal > 230 or < -130 hPa
  • Engine speed < 1000 RPM
  • Throttle position < 6.81%
 2 Sec.
  • 2 DCY
P0237 * Turbocharger Boost Sensor Circuit Low -- Check the Charge Air Pressure sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING  Signal voltage < 0.2 V --- 0.5 Sec.
  • 2 DCY
P0238 * Turbocharger Boost Sensor Circuit High -- Check the Charge Air Pressure sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING  Signal voltage > 4.88 V --- 0.5 Sec.
  • 2 DCY
P0243 * Turbocharger Wastegate Solenoid Circuit Performance -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal voltage > 5.6 - 4.4 V
  • Charge (boost) pressure control valve, commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0245 * Turbocharger Wastegate Solenoid Low -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal voltage < 3.25 - 2.15 V
  • Charge (boost) pressure control valve, commanded off
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P0246 Turbocharger Wastegate Solenoid High -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal current > 2.2 A
  • Charge (boost) pressure control valve, commanded off
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P025A * Fuel Pump Module Control Circuit Open -- Check the Fuel Pump Module -J538-. Refer to FUEL PUMP ELECTRICAL, TESTING  Signal voltage 4.40 - 5.60 V Engine speed > 80 RPM 0.5 Sec.
  • 2 DCY
P025C * Fuel Pump Module Control Circuit Low -- Check the Fuel Pump Module -J538-. Refer to FUEL PUMP ELECTRICAL, TESTING  Signal voltage 2.15 - 3.25 V Engine speed > 80 RPM 0.5 Sec.
  • 2 DCY
P025D * Fuel Pump Module Control Circuit High -- Check the Fuel Pump Module -J538-. Refer to FUEL PUMP ELECTRICAL, TESTING  Signal current > 1.10 A Engine speed > 80 RPM 0.5 Sec.
  • 2 DCY
P0261 * Cylinder 1 Injector Circuit Low -- Check the fuel injectors -N30-. Refer to FUEL INJECTORS, CHECKING . Signal current < 2.1 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
  • High side signal current, > 4.20 A
 0.5 Sec.
  • 2 DCY
Actual TPS 2 calculated value > TPS 1 calculated value
P0262 * Cylinder 1 Injector Circuit High -- Check the fuel injectors -N30-. Refer to FUEL INJECTORS, CHECKING . Signal current > 14.70 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P0264 * Cylinder 2 Injector Circuit Low -- Check the fuel injectors -N31-. Refer to FUEL INJECTORS, CHECKING . Signal current < 2.1 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
  • High side signal current, > 4.20 A
 0.5 Sec.
  • 2 DCY
P0265 * Cylinder 2 Injector Circuit High -- Check the fuel injectors -N31-. Refer to FUEL INJECTORS, CHECKING . Signal current > 14.70 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P0267 * Cylinder 3 Injector Circuit Low -- Check the fuel injectors -N32-. Refer to FUEL INJECTORS, CHECKING . Signal current < 2.1 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
  • High side signal current, > 4.20 A
 0.5 Sec.
  • 2 DCY
P0268 * Cylinder 3 Injector Circuit High -- Check the fuel injectors -N32-. Refer to FUEL INJECTORS, CHECKING . Signal current > 14.70 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P0270 * Cylinder 4 Injector Circuit Low -- Check the fuel injectors -N33-. Refer to FUEL INJECTORS, CHECKING . Low side signal current < 2.1 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
  • High side signal current, > 4.20 A
 0.5 Sec.
  • 2 DCY
P0271 * Cylinder 4 Injector Circuit High -- Check the fuel injectors -N33-. Refer to FUEL INJECTORS, CHECKING . Signal current > 14.70 A
  • Injection valve, Commanded on
  • Engine speed, > 80 RPM
 0.5 Sec.
  • 2 DCY
P0299 * Turbocharger Underboost -- Check the charge air system for proper seal. Refer to the Repair Information. -- Check the Charge Air Pressure sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR/MAP SENSOR, CHECKING  Difference of set boost pressure vs actual boost pressure value > 150 hPa
  • Engine speed > 2200 - 2800 RPM
  • Altitude < 2700 m
  • Difference of set value boost pressure vs basic boost pressure value > 250 hPa
  • Boost pressure control active
  • Turbo charger bypass valve closed
 6 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0300 * Random Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the Fuel Pressure. Refer to FUEL PRESSURE TEST  -- Check fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING  -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Emission threshold 1st interval Misfire Rate (MR), > 3%
  • Catalyst damage misfire rate (MR), > 2% - 15%
  • Active after engine start
  • Engine speed 440 - 6800 RPM
  • IAT > -48°C
  • ECT > -10.5°C
  • Not in fuel cutoff mode
  • Rough road not detected
  • No internal CAN fault
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • Immediate
P0301 * Cylinder 1 Misfire Detected -- Check the Spark plugs. -- Check the intake system for leaks. -- Check fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Emission threshold 1st interval Misfire Rate (MR), > 3%
  • Catalyst damage misfire rate (MR), > 2% - 15%
  • Time from start, 0 Sec.
  • IAT, >-48° C
  • Time after engine start, Idle - 150 RPM
  • Engine torque, >5.47-23.4%
  • Camshaft revolutions 1
  • Engine speed range, 480-6800 RPM
  • Fuel cutoff, Not active
  • ECT at start, > -9°C
  • If ECT at start < -99°C wait until actual ECT >18°C
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • Immed.
P0302 * Cylinder 2 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Emission threshold 1st interval Misfire Rate (MR), > 3%
  • Catalyst damage misfire rate (MR), > 2% - 15%
  • Time from start, 0 Sec.
  • IAT, > -48° C
  • Time after engine start, Idle - 150 RPM
  • Engine torque, > 5.47-23.4%
  • Camshaft revolutions 1
  • Engine speed range, 480-6800 RPM
  • Fuel cutoff, Not active
  • ECT at start, > -9°C
  • If ECT at start < -99°C wait until actual ECT > 18°C
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • Immed.
P0303 * Cylinder 3 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Emission threshold 1st interval Misfire Rate (MR), > 3%
  • Catalyst damage misfire rate (MR), > 2% - 15%
  • Time from start, 0 Sec.
  • IAT, > -48° C
  • Time after engine start, Idle - 150 RPM
  • Engine torque, > 5.47-23.4%
  • Camshaft revolutions 1
  • Engine speed range, 480-6800 RPM
  • Fuel cutoff, Not active
  • ECT at start, > -9°C
  • If ECT at start < -99°C wait until actual ECT > 18°C
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • Immed.
P0304 * Cylinder 4 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check fuel injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING -- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Emission threshold 1st interval Misfire Rate (MR), > 3%
  • Catalyst damage misfire rate (MR), > 2% - 15%
  • Time from start, 0 Sec.
  • IAT, > -48°C
  • Time after engine start, Idle - 150 RPM
  • Engine torque, > 5.47-23.4%
  • Camshaft revolutions 1
  • Engine speed range 480-6800 RPM
  • Fuel cutoff Not active
  • ECT at start > -9°C
  • If ECT at start < -99°C wait until actual ECT > 18°C
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • Immed.
P0321 * Engine Speed Input Circuit Performance -- Check the Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING .
  • Comparison of counted teeth vs reference = incorrect
  • Monitoring reference gap failure
 --- 0.5 Sec.
  • 2 DCY
P0322 * Engine Speed Input Circuit No Signal -- Check the Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING .
  • Camshaft signal > 3
  • Engine speed, no signal
 --- 0.5 Sec.
  • 2 DCY
P0324 * Knock Control System Error -- Check the Knock Sensors -G61, G66-. Refer to KNOCK SENSOR 1, CHECKING .
  • Signal fault counter (combustion) > 24
or
  • Signal fault counter (measuring window) > 2.00
 Engine speed 0 RPM 0.5 Sec.
  • 2 DCY
P0327 * Knock Sensor 1 Circuit Low Input -- Check the Knock Sensors -G61, G66-. Refer to KNOCK SENSOR 1, CHECKING .
  • Lower threshold < -70 V
or for signal range check
  • Lower threshold < 0 - 2.1582 V
  • Engine speed, > 1000 RPM
or for signal range check
  • ECT > 40.5°C
  • Engine load > 22.734 - 55.172%
  • Engine speed > 2000 RPM
 2.5 Sec.
  • 2 DCY
P0328 * Knock Sensor 1 Circuit High Input -- Check the Knock Sensors -G61, G66-. Refer to KNOCK SENSOR 1, CHECKING .
  • Upper threshold > 1.00 V
or for signal range check
  • > 29.0674 - 114.9023 V
  • Engine speed, > 1000 RPM
or for signal range check
  • ECT > 40.5°C
  • Engine load > 22.734 - 55.172%
  • Engine speed > 2000 RPM
 0.5 Sec.
  • 2 DCY
P0340 Camshaft Position Sensor Circuit -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING . Cam adaption values out of range
  • > 20 °KW
  • < -20 °KW
  • Difference of adapted and actual values > 9 °KW
  • Engine speed sensor, No DTC
  • Phase sensor, No DTC
  • Cam adaptation, Active
  • Engine speed sensor, No DTC
  • Phase sensor, No DTC
  • Camshaft adjustment, No DTC
  • Engine start, Completed
  • Cam adaptation, Completed
  • Camshaft in ref pos. for > 2 sec.
 2 Sec.
  • 2 DCY
P0341 * Camshaft Position Sensor Circuit Performance -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • Signal pattern incorrect
 --- 0.5 Sec.
  • 2 DCY
P0342 * Camshaft Position Sensor Circuit Low Input -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • Signal voltage low
  • Crankshaft signals = 8
 --- 0.5 Sec.
  • 2 DCY
P0343 * Camshaft Position Sensor Circuit High Input -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • Signal voltage high
  • Crankshaft signals = 8
 --- 0.5 Sec.
  • 2 DCY
P0351 * Ignition Coil A Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current -0.25 to -2.0 mA
  • Internal check failed
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P0352 * Ignition Coil B Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N127-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current -0.25 to -2.0 mA
  • Internal check failed
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P0353 * Ignition Coil C Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N291-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current -0.25 to -2.0 mA
  • Internal check failed
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P0354 * Ignition Coil D Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current -0.25 to -2.0 mA
  • Internal check failed
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0420 Catalyst System Efficiency Below Threshold -- Check the Three Way Catalytic Converter (TWC). Refer to THREE WAY CATALYTIC CONVERTER, TWC CHECKING . -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Front:
  • Oxygen storage capacity (OSC) vs OSC of borderline catalyst < 0.40
  • Front catalyst< 1.30
  • Main catalyst < 1.20
Main:
  • Oxygen storage capacity (OSC) vs OSC of borderline catalyst < 0.40
  • Front catalyst<.90
  • While value for front catalyst < 2.00
 Front:
  • Time after engine start > 0 Sec.
  • Delta exhaust mass flow < 27.1 kg/h
  • Exhaust gas mass flow, lower range 25.0 - 80.0 kg/h
  • Exhaust gas mass flow upper range 60.0 - 160.0 kg/h
  • Modeled exhaust gas temp, lower range 490 - 660°C
  • Modeled exhaust gas temp, upper range 640 - 780°C
  • Engine speed 1200 -- 3520 RPM
  • Number of checks, 4
  • O2S front/rear, ready/no faults
  • SAS, not active
  • No misfire
Main:
  • Time after engine start > 80 Sec.
  • Delta exhaust mass flow < 30 kg/h
  • Exhaust gas mass flow, lower range 25.0 - 80.0 kg/h
  • Exhaust gas mass flow upper range 60.0 - 160.0 kg/h
  • Modeled exhaust gas temp, lower range 435 - 660°C
  • Modeled exhaust gas temp, upper range 530 - 740°C
  • Engine speed 1200 -- 3520 RPM
  • Number of checks, 4
  • O2S front/rear, ready/no faults
  • SAS, not active
  • No misfire
 50 Sec.
  • Once/DCY
  • 2 DCY
P0441 * Evaporative Emission System Incorrect Purge Flow -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING .
  • Deviation < 0.07% lambda controller and 35% idle controller
  • EVAP purge flow integral 25 - 120 g
  • Integrated air mass 5.5 - 6.5 kg
  • Engine speed = idle
  • Engine speed deviation 80 RPM
  • ECT > 65.3°C or substitute 80.3°C
  • IAT > 3.8°C
  • Altitude < 2700 m
  • Lambda control, closed loop
 25 Sec.
  • Once/DCY
  • 2 DCY
P0442 * Evaporative Emission System Leak Detected (Small Leak) -- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Time for pressure drop < 1.55 - 1.75 Sec.
  • Time after engine start 5 - 65530 Sec.
  • ECT 3.8 - 120°C
  • ECT at start 3.8 - 50.3°C
  • Engine off time > 21600 Sec.
  • Ambient air temp 3.8 - 59.3°C
  • Ambient air temp drop after start < 7.5°K
  • Intake manifold vac. > -2560 hPa
  • Altitude < 2700 m
  • Veh. speed >= 0
  • Veh speed once > 40 km/h
  • Any drive gear
  • Restart temp diff. > 0 °K
  • Purge valve closed
  • LDP active
 180 Sec. once/DCY
  • 2 DCY
P0444 * Evaporative Emission System Purge Control Valve Circuit Open -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . Signal voltage > 4.70 - 5.40 V
  • EVAP purge valve Commanded Off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0455 Evaporative Emission System Leak Detected (gross leak/no flow) -- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Time for pressure drop < 0.95 Sec.
  • Time after engine start 5 - 65530 Sec.
  • ECT 3.8 - 120°C
  • ECT at start 3.8 - 50.3°C
  • Engine off time > 21600 Sec.
  • Ambient air temp 3.8 - 59.3°C
  • Ambient air temp drop after start < 12.5°K
  • Intake manifold vac. > -2560 hPa
  • Altitude < 2700 m
  • Veh. speed >= 0
  • Veh speed once > 40 km/h
  • Any drive gear
  • Restart temp diff. > 0 °K
  • Purge valve closed
  • LDP active
 120 Sec.
  • 2 DCY
P0456 * Evaporative Emission System Leak Detected (very small leak) -- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING .
  • Time for pressure drop, < 4.5 - 6.0 Sec.
  • Time after engine start 5 - 1000 Sec.
  • ECT 3.8 - 120°C
  • ECT at start 3.8 - 50.3°C
  • Engine off time > 21600 Sec.
  • Ambient air temp 3.8 - 59.3°C
  • Ambient air temp drop after start < 4.5°K
  • Intake manifold vac. > -2560 hPa
  • Intake manifold vac. > -2560 hPa
  • Altitude < 2700 m
  • Veh. speed >= 0
  • Veh speed once > 40 km/h
  • Any drive gear
  • Restart temp diff. > 0 K
  • Purge valve closed
  • LDP active
 180 Sec. once/DCY
  • 2 DCY
P0458 * Evaporative Emission System Purge Control Valve Circuit Low -- Check the Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . Signal voltage 0.00 - 3.25 V
  • EVAP purge valve, Commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0459 * Evaporative Emission System Purge Control Valve Circuit High -- Check the Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . Signal current > 2.20 A
  • EVAP purge valve, Commanded On
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P050A * Cold Start Idle Air Control System Performance -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Out of range low:
  • Engine speed deviation < -80 RPM
Out of range high:
  • Engine speed deviation > 80 RPM
 Out of range low:
  • Time after engine start > 0 Sec.
  • Driver torque demand - none
  • Veh speed 0 km/h
  • Altitude < 2700 m
  • IAT > -48.0 °C
  • Catalyst heating active
  • Man. trans engine load < 40 - 75%
Out of range high:
  • Time after engine start > 0 Sec.
  • Driver torque demand - none
  • Veh speed 0 km/h
  • Altitude < 2700 m
  • IAT > -48.0°C
  • Catalyst heating active
 4.0 Sec.
  • 2 DCY
P050B * Cold Start Ignition Timing Performance This code will set due to poor fuel quality or fuel that has aged. Drain the fuel from the vehicle and replace with fresh gasoline. Difference between commanded spark timing and actual spark timing > 20 to 50%
  • Time during catalyst heating > 10 Sec.
  • Commanded spark retard during catalyst heating < 70%
  • Catalyst heating active.
  • Idle speed active.
 8 Sec.
  • 2 DCY
P0501 * Vehicle Speed Sensor Range/Performance -- Check vehicle speed signal. Refer to SPEED SIGNAL, CHECKING . VSS signal < 4 km/h
  • Engine torque > 150 Nm
  • Engine speed > 2500 RPM
  • VSS no fault
 5 Sec.
  • 2 DCY
P0503 Vehicle Speed Sensor Intermittent/Erratic/High -- Check vehicle speed signal. Refer to SPEED SIGNAL, CHECKING . Vehicle speed > 290 km/h --- 0.5 Sec.
  • 2 DCY
P0506 * Idle Air Control System RPM Lower Than Expected -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Idle speed Deviation > 80 RPM
  • Driver torque demand - none.
  • Vehicle speed 0 MPH
  • Altitude < 2700 m
  • IAT, > -48.0°C
  • ECT, > -10.5°C
  • Time after engine start > 0 Sec.
  • External torque request not demanded
  • Manual trans engine load < 15 - 40%
 4 Sec.
  • 2 DCY
P0507 * Idle Air Control System RPM Higher Than Expected -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Idle speed Deviation < -80 RPM
  • Driver torque demand - none.
  • Vehicle speed 0 MPH
  • Altitude < 2700 m
  • IAT, > -48.0°C
  • ECT, > -10.5°C
  • Time after engine start > 0 Sec.
 8 Sec.
  • 2 DCY
P052A * Cold Start Camshaft Position Timing Over-Advanced Incorrect oil viscosity can set the code. See if oil change was recently performed (possibly using wrong viscosity oil). -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING .
  • Difference between target position vs actual position: > 6 °CRK
  • Time after engine start >= 15 Sec.
  • Engine speed >= 0 RPM
  • Modeled oil temp >= -13°C
  • Catalyst heating active
 5 Sec.
  • 2 DCY
P053F * Cold Start Fuel Pressure Performance -- Check the Fuel Pressure. Refer to FUEL PRESSURE TEST 
  • Difference between target pressure vs actual pressure: > 1.50 MPa OR < -1.50 MPa
  • Time after engine start 3 Sec.
  • Fuel cutoff not active
  • Time after fuel cutoff > 3 Sec.
  • Catalyst heating active
 3 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0606 * ECM Processor Fault -- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. ECM internal check failure Key on or engine running
  • 2 Sec.
  • 2 DCY
  • Continuous
P062B * Internal Control Module Fuel Injector Control Performance -- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. Internal logic failure Engine speed > 80 RPM 1.1 Sec.
  • 2 DCY
P0638 * Throttle Actuator Control Performance -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • Time to close to reference point > 0.56 Sec.
and
  • Reference point 2.88%
  • Time to close below reference point, + 2.49%, > 0.56 Sec.
  • Duty cycle > 80%
  • ECM power stage no failure
  • Ignition on
  • Engine speed 0 RPM
  • IAT > 5.25° C
  • Vehicle speed 0 km/h
  • ECT > 5.3 °C
  • IAT > 5.3 °C
 5 Sec.
  • 2 DCY
P0641 * Sensor Reference Voltage A Circuit Check for any sensor voltage faults, and diagnose any sensor voltage codes first. If none are set:-- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. Signal voltage deviation > +/- 0.3 V --- 0.5 Sec.
  • 2 DCY
P0651 * Sensor Reference Voltage B Circuit Check for any sensor voltage faults, and diagnose any sensor voltage codes first. If none are set:-- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. Signal voltage deviation > +/- 0.3 V --- 0.5 Sec.
  • 2 DCY
P0657 * Actuator Supply Voltage A Circuit Open Check for any actuator voltage faults, and diagnose any actuator voltage codes first. If none are set:-- Check the Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal voltage, > 4.4 - 5.6 V
  • Relay, commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0658 * Actuator Supply Voltage A Circuit Low Check for any actuator voltage faults, and diagnose any actuator voltage codes first. If none are set:-- Check the Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal voltage, < 2.15 - 3.25 V
  • Relay, commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P0659 * Actuator Supply Voltage A Circuit High Check for any actuator voltage faults, and diagnose any actuator voltage codes first. If none are set:-- Check the Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal current > 1.1 A
  • Relay, commanded on
  • Engine speed > 80 RPM
  • Battery voltage test counter, 9.04-16 V > 3
 0.5 Sec.
  • 2 DCY
P0697 * Sensor Reference Voltage C Circuit Open Check for any sensor voltage faults, and diagnose any sensor voltage codes first. If none are set:-- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. Signal voltage deviation > +/- 0.3 V --- 0.5 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P12A1 * Fuel Rail Pressure Sensor Inappropriately Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .
  • Pressure control activity > 2.50 MPa
  • Fuel trim activity < 0.80
  • Difference between actual pressure vs target pressure -16.38 to 16.38 MPa
  • Engine speed > 600 RPM
  • EVAP purge adaption < 22.0
  • Lambda control closed loop
  • Fuel cutoff not active
 5 Sec.
  • 2 DCY
P12A2 * Fuel Rail Pressure Sensor Inappropriately High -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .
  • Pressure control activity < -0.05 MPa
  • Fuel trim activity > 1.65
  • Difference between target pressure and actual pressure -16.38 to 16.38 MPa
  • Engine speed > 600 RPM
  • EVAP purge adaption < 22.0
  • Lambda control closed loop
  • Fuel cutoff not active
 5 Sec.
  • 2 DCY
P12A4 * Fuel Rail Pump Control Valve Stuck Closed -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .
  • Fuel trim activity.90 to 1.15
  • Pressure control activity < -6 MPa
  • System Deviation < 16.38 MPa
  • Engine speed > 600 RPM
  • EVAP purge adaption < 22.0
  • Lambda control closed loop
  • Fuel cutoff not active
 5 Sec.
  • 2 DCY
P150A * Engine Off Timer Performance Check for related TSB's. If none apply; check the power and ground inputs to the ECM BEFORE replacing ECM. Lack of ignition off power supply will cause the timer to stop. Refer to the Wiring Diagrams for power and ground locations to the ECM. If power and grounds are present at the ECM; -- Replace the Engine Control Module (ECM) -J623-. Refer to the Repair Information. Difference between engine off time and ECM after run time < -12 Sec. or > 12 Sec.
  • Key on after ECM after run time active
  • Key on during ECM after run time active
  • CAN active
 6.0 Sec.
  • 2 DCY
P1609 Crash Fuel Shut-Off Was Deployed Information code only. After vehicle is properly repaired, erase code. Airbag activated --- 0 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2008 * Intake Manifold Runner Control Circuit Open -- Check the Intake Manifold Runner Control (IMRC) Valve -N316-. Refer to INTAKE MANIFOLD RUNNER CONTROL VALVE, CHECKING .
  • Signal voltage 4.70 - 5.40 V
  • Tumble flap commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P2009 * Intake Manifold Runner Control Circuit Low -- Check the Intake Manifold Runner Control (IMRC) Valve -N316-. Refer to INTAKE MANIFOLD RUNNER CONTROL VALVE, CHECKING .
  • Signal voltage 0.0 to 3.25 V
  • Tumble flap commanded off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P2010 * Intake Manifold Runner Control Circuit High -- Check the Intake Manifold Runner Control (IMRC) Valve -N316-. Refer to INTAKE MANIFOLD RUNNER CONTROL VALVE, CHECKING .
  • Signal current > 2.20 A
  • Tumble flap commanded on
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P2014 * Intake Manifold Runner Position Sensor Circuit -- Check the Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage > 4.75 V --- 0.3 Sec.
  • 2 DCY
P2015 * Intake Manifold Runner Position Sensor Circuit Performance -- Check the Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • Deviation runner flap target position vs actual position > 25%
 Flap commanded on 1.5 Sec.
  • 2 DCY
P2016 * Intake Manifold Runner Position Sensor Circuit Low -- Check the Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage < 0.25 V --- 0.3 Sec.
  • 2 DCY
P2088 * A Camshaft Position Actuator Control Circuit Low -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT POSITION SENSOR, CHECKING . Signal voltage, < 0.0 - 3.25 V
  • Camshaft valve off
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P2089 * A Camshaft Position Actuator Control Circuit High -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT POSITION SENSOR, CHECKING . Signal current > 2.2 A
  • Camshaft valve on
  • Engine speed > 80 RPM
 0.5 Sec.
  • 2 DCY
P2096 * Post Catalyst Fuel Trim System Too Lean Check for exhaust leaks ahead of the catalyst. -- Check Heated Oxygen Sensor (HO2S) -G130- behind Three Way Catalytic Converter (TWC). Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING  Deviation lambda control < -0.04
  • Modeled exhaust gas temp 400 to 880°C
  • Exhaust gas mass flow 20 to 180 kg/h
  • Exhaust mass air integral >.28 to 5 kg
  • Lambda control in closed loop, not at min or max limit
  • O2S front ready, no DTC
  • O2S rear ready, no DTC
  • O2 heaters active
  • Not in fuel cutoff, SAI off
  • Catalyst heating not active
 400 Sec.
  • 2 DCY
P2097 * Post Catalyst Fuel Trim System Too Rich -- Check Heated Oxygen Sensor (HO2S) -G130- behind Three Way Catalytic Converter (TWC). Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING  Integral part of lambda control > 0.04
  • Modeled exhaust gas temp 400 to 880 °C
  • Exhaust gas mass flow 20 to 180 kg/h
  • Exhaust mass air integral >.28 to 5 kg
  • Lambda control in closed loop, not at min or max limit
  • O2S front ready, no DTC
  • O2S rear ready, no DTC
  • O2 heaters active
  • Not in fuel cutoff, SAI off
  • Catalyst heating not active
 400 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2101 * Throttle Actuator Control Motor Circuit Performance -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • Duty cycle > 80%
  • Deviation throttle value angles vs. calculated value 4 - 50%
  • ECM power stage no failure
 --- 5 Sec.
  • 2 DCY
P2106 * Throttle Actuator Control System Forced Limited Power -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Internal check failed Duty cycle > 80% or deviation throttle value angles vs. calculated value > 4 - 50% 0.2 Sec.
  • 2 DCY
P2122 * Pedal Position Sensor D Circuit Low Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.61 V --- 0.2 Sec.
  • 2 DCY
P2123 * Pedal Position Sensor D Circuit High Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage > 4.79 V --- 0.2 Sec.
  • 2 DCY
P2127 * Pedal Position Sensor E Circuit Low Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.27 V --- 0.2 Sec.
  • 2 DCY
P2128 * Pedal Position Sensor E Circuit High Input -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage > 2.43 V --- 0.2 Sec.
  • 2 DCY
P2138 * Pedal Position Sensor D/E Voltage Correlation -- Check the Accelerator Pedal Position Sensor 1 -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to ACCELERATOR PEDAL POSITION SENSOR 1/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • Signal voltage: Difference between signal APP1 and APP2 > 0.17 - 0.70 V
  • Signal voltage sensor 1 > 445.0 mv
  • Signal voltage sensor 2 > 445.0 mv
 0.26 Sec.
  • 2 DCY
P2146 * Fuel Injector A Supply Voltage Circuit Open -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
  • Signal current, < 2.6 A
or
  • Signal current > 14.90 A
  • Injection valve, commanded on
  • Engine speed >80 RPM
or
  • Low side signal current >2.70 A
 0.5 Sec.
  • 2 DCY
P2149 * Fuel Injector B Supply Voltage Circuit Open -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
  • Signal current, < 2.6 A
or
  • Signal current > 14.70 A
  • Injection valve, commanded on
  • Engine speed >80 RPM
or
  • Low side signal current >2.70 A
 0.5 Sec.
  • 2 DCY
P2177 * System Too Lean Off Idle -- Check the Fuel Pressure --. Refer to FUEL PRESSURE TEST  If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor Before Catalytic Converter -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . Adaptive value > 28%
  • Number of injections after engine start > 1200
  • Engine speed 1200 to 6000 RPM
  • Engine load 20 to 130%
  • ECT > 63 °C
  • IAT < 90 °C
  • O2 in closed loop
 10 Sec.
  • 2 DCY
P2178 * System Too Rich Off Idle -- Check the Fuel Pressure --. Refer to FUEL PRESSURE TEST  If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING . -- Check the Fuel Injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor Before Catalytic Converter -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . Adaptive value < -21%
  • Number of injections after engine start > 1200
  • Engine speed 1200 to 6000 RPM
  • Engine load 20 to 130%
  • ECT > 63 °C
  • IAT < 90 °C
  • O2 in closed loop
 10 Sec.
  • 2 DCY
P2181 * Cooling System Performance -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING -- Check the Coolant Pump -V50- Refer to the Repair Information.-- Check the Coolant Thermostat. Refer to the Repair Information. Cooling system temperature too low after a sufficient mass air flow integral 74 - 84 °C
  • Begin of air mass integration when engine temp > 30 °C
  • ECT at start, - 6.7 - 64.5 °C
  • Ambient air temp -6.7 °C
  • Fuel cutoff not active and engine load 0 - 400%
  • Delta ambient pressure < 1.5 kPa
  • Integrated air mass depending on engine temp at start and ambient air temperature 3.2 - 23.8 kg/h
  • Accumulated fuel cutoff < 40 - 250 Sec.
At time of fault decision
  • Average mass air flow 20 - 154 kg/h
  • Average veh. speed 33.4 - 120 km/h
 1000 Sec.
  • 2 DCY
P2184 * Engine Coolant Temperature Sensor 2 Circuit Low -- Check the Engine Coolant Temperature (ECT) Sensor -G83-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING . ECT outlet > 141 °C --- 2 Sec.
  • 2 DCY
P2185 * Engine Coolant Temperature Sensor 2 Circuit High -- Check the Engine Coolant Temperature (ECT) Sensor -G83-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING . ECT outlet < -43 °C --- 2 Sec.
  • 2 DCY
P2187 * Fuel System Too Lean At Idle -- Check the intake system for leaks.-- Check the vacuum lines for leaks-- Check the Fuel Pressure --. Refer to FUEL PRESSURE TEST  If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor Before Catalytic Converter -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . Adaptation value > 5.02%
  • Number of injections after engine start > 1200
  • Engine speed 520 to 1240 RPM
  • Engine load 17 to 45%
  • ECT > 63 °C
  • IAT < 90 °C
  • O2 in closed loop
 10 Sec.
  • 2 DCY
P2188 * Fuel System Too Rich At Idle -- Check the Fuel Pressure --. Refer to FUEL PRESSURE TEST  If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33, -. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor Before Catalytic Converter -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE, CHECKING . Adaptation value < -5.02%
  • Number of injections after engine start > 1200
  • Engine speed 520 to 1240 RPM
  • Engine load 17 to 45%
  • ECT > 63 °C
  • IAT < 90 °C
  • O2 in closed loop
 10 Sec.
  • 2 DCY
P2195 * O2 Sensor Signal Biased/Stuck Lean Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • Delta lambda of 2nd lambda control loop > 0.06
  • Modeled exhaust gas temp 450 - 850 °C
  • Delta engine load < 35%
  • Exh. gas mass flow 14 - 300 kg/h
  • Exhaust mass air integral 0.28 - 5.0kg
  • Lambda control, 2nd lambda control, closed loop
  • O2S front, rear and heaters ready - no fault
  • Fuel cutoff, catalyst heating, SAI - not active
  • 1st lambda control loop not at min or max
  • 2nd lambda control loop active
 400 Sec.
  • 2 DCY
P2196 * O2 Sensor Signal Biased/Stuck Rich - Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • Delta lambda of 2nd lambda control loop < -0.06
  • Modeled exhaust gas temp 450 - 850 °C
  • Delta engine load < 35%
  • Exh. gas mass flow 14 - 300 kg/h
  • Exhaust mass air integral 0.28 - 5.0kg
  • Lambda control, 2nd lambda control, closed loop
  • O2S front, rear and heaters ready - no fault
  • Fuel cutoff, catalyst heating, SAI - not active
  • 1st lambda control loop not at min or max
  • 2nd lambda control loop active
 400 Sec.
  • 2 DCY
P2231 O2 Sensor Bank 1 Sensor 1 Signal Circuit Shorted to Heater Circuit -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Delta O2S signal front > 190 uA
  • Engine speed, < 2700 RPM
  • Engine load < 60%
  • Heater duty cycle, 20 - 80%
  • Modeled exhaust gas temp < 800.1 °C
  • lambda 0.95 - 1.05
  • Heater control, closed loop, no fault
 15 Sec.
  • 2 DCY
P2237 * O2 Sensor Positive Current Control Circuit Open Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING .
  • O2S signal front 1.493 - 1.507 V
OR
  • O2S signal front < 1.7002 V
  • Fuel cutoff < 3 sec.
OR
  • O2S signal front 1.50 - 1.51 V
  • Delta lambda controller > 0.10
  • O2S ceramic temp, 715°C
  • Lambda control, Closed loop
  • Mass air integral 0.8 kg
  • Lambda set value 0.97 - 1.03
  • Electrical adjustment, Not active
  • Heater control active
  • EVAP purge valve ready, no fault
  • Lambda modulation > 0.02
 1.5 Sec. to 5 Sec.
  • 2 DCY
P2243 * O2 Sensor Reference Voltage Circuit Open Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING 
  • O2S signal front < 0.30 V and Internal resistance > 1000 Ohm
  • O2S signal front > 3.25 V and Internal resistance > 1000 Ohm
  • Heater control active
 3 Sec.
  • 2 DCY
P2251 * O2 Sensor Negative Current Control Circuit Open Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Front O2S signal 1.47 to 1.53 V and internal resistance > 1000 ohms
  • Modeled exhaust gas temp < 700 °C
  • No fuel cutoff > 2 Sec.
  • Heater control active
 25 Sec.
  • 2 DCY
P2270 * O2 Sensor Signal Stuck Lean Bank 1 Sensor 2 -- Check the Heated Oxygen Sensor (HO2S) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING 
  • O2S signal rear < 0.63 - 0.64 V
  • Enrichment after stuck lean 27.90%
  • Mass air flow 25 to 150 kg/h
  • Modeled exhaust gas temp. > 350 °C
  • O2S rear readiness > 30 Sec.
  • 2nd lambda control in closed loop.
 115 Sec.
  • 2 DCY
P2271 * O2 Sensor Signal Stuck Rich Bank 1 Sensor 2 -- Check the Heated Oxygen Sensor (HO2S) -G130-. Refer to OXYGEN SENSOR BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING 
  • O2S signal rear > 0.63 - 0.64 V
  • Enleanment after stuck rich 14.99%
  • Mass air flow 25 to 150 kg/h
  • Modeled exhaust gas temp. > 350 °C
  • O2S rear readiness > 30 Sec.
  • 2nd lambda control in closed loop.
 115 Sec.
  • 2 DCY
P2279 Intake Air System Leak Check for air leaks between MAF and throttle body, oil fill cap not seated or oil dipstick not seated in tube. Also any engine gaskets that can cause additional air to enter the crankcase can set this fault. If a vacuum leak or crankcase seal is at cause, the idle may be rough or unstable.
  • Threshold to detect a defective system > 1.33 - 1.60
  • Time after engine start > 60 Sec.
  • Engine load < 40%
  • Mass air flow < 6553.50 kg/h
  • ECT > 49.50 °C
  • IAT < 99.80 °C
  • Lambda control value >.95
  • Lambda set value.95 - 1.05
  • Veh speed < 1 km/h
  • Lambda control active
  • Engine speed - idle
  • Altitude < 2700 m
  • O2S front - no fault
 23 Sec.
  • 2 DCY
P2293 * Fuel Pressure Regulator 2 Performance -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .
  • Difference between target pressure vs actual pressure: > 1.50 MPa
  • OR
  • < -1.50 MPa
  • Time after engine start 10 Sec.
 3.5 Sec.
  • 2 DCY
P2294 * Fuel Pressure Regulator 2 Control Circuit -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING .
  • Signal voltage 1.40 - 3.20 V
  • OR
  • Signal pattern incorrect
  • Fuel control valve, Commanded Off
  • Fuel pump, Commanded On
 1 Sec.
  • 2 DCY
P2295 * Fuel Pressure Regulator 2 Control Circuit Low -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING . Signal voltage 1.40 - 3.20 V
  • Fuel control valve, Commanded Off
 1 Sec.
  • 2 DCY
P2296 * Fuel Pressure Regulator 2 Control Circuit High -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE, CHECKING . Signal voltage > 3.20 V
  • Fuel control valve, Commanded On
 1 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2300 * Ignition Coil A Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 24.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2301 * Ignition Coil A Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 5.1 - 7.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2303 * Ignition Coil B Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N127-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 24.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2304 * Ignition Coil B Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N127-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 5.1 - 7.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2306 * Ignition Coil C Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N291-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 24.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2307 * Ignition Coil C Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N291-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage > 5.1 - 7.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2309 * Ignition Coil D Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal current > 24.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
P2310 * Ignition Coil D Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage > 5.1 - 7.0 mA
  • Engine speed > 680 RPM
 0.5 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2400 * Evaporative Emission System Leak Detection Pump Control Circuit/Open -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage > 4.7 - 5.4 V
  • LDP Commanded off
  • Engine speed, 80 RPM
 0.5 Sec.
  • 2 DCY
P2401 * Evaporative Emission System Leak Detection Pump Control Circuit Low -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage > 2.74 - 3.26 V
  • LDP Commanded Off
  • Engine speed, 80 RPM
 0.5 Sec.
  • 2 DCY
P2402 * Evaporative Emission System Leak Detection Pump Control Circuit High -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal current > 1.1 A or (for 2012) signal voltage at LDP current measuring resistor > 4.00 to 1.80 V
  • LDP Commanded On
 0.5 Sec.
  • 2 DCY
P2403 Evaporative Emission System Leak Detection Pump Sense Circuit/Open -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Low signal voltage >.5 Sec.
  • Time after engine start 5.0 - 65530
  • ECT 3.8 - 120 °C
  • ECT at start 3.8 - 50.3 °C
  • Engine off time > 21600
  • Altitude < 2700 m
  • Integrated purge flow 12.1 g
  • Restart temp diff > 0 °K
  • Veh speed >= 0 km/h
  • Veh speed once > 40 km/h
  • Any drive gear
  • EVAP purge valve ready, no faults
  • LDP commanded off
 0 Sec.
  • Once/DCY
  • 2 DCY
P2404 Evaporative Emission System Leak Detection Pump Sense Range/Performance -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING .
  • High signal voltage > 30.4 Sec.
  • Time after engine start 5.0 - 65530
  • ECT 3.8 - 120 °C
  • ECT at start 3.8 - 50.3 °C
  • Engine off time > 21600
  • Ambient air temp 3.8 - 59.3 °C
  • Altitude < 2700 m
  • Integrated purge flow 12.1 g
  • Restart temp diff > 0 °K
  • Veh speed >= 0 km/h
  • Veh speed once > 40 km/h
  • Any drive gear
  • EVAP purge valve ready, no faults
  • LDP commanded off
 35 Sec.
  • Once/DCY
  • 2 DCY
P2414 * O2 Sensor Exhaust Sample Error Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . Threshold 1
  • Signal voltage 3.1 - 4.81 V
  • O2S signal 2.5 - 3.2 V
Threshold 2
  • Signal voltage 2.5 V
  • O2S signal 2.5 - 3.1 V
  • Lambda set value 1
  • Fuel cut off, Not active
  • Heater control, closed loop
  • SAI not active
  • O2S ceramic temp > 715 °C
  • If low fuel signal then wait > 600 Sec.
 15 Sec.
  • 2 DCY
P2450 * Evaporative Emission System Switching Valve Performance/Stuck Open   EVAP pump current difference between reference measurement to idle <= 3 mA
  • ECT at startup >= 4 °C
  • Difference between ECT and IAT at startup <= 15 Kelvin
  • AAT < 35 and > 4 °C
  • Altitude <= 2700 m
  • Time since engine start >= 600 Sec.
  • Engine off time >= 5 Sec.
  • Vehicle speed 0 km/h
  • Within ECM keep alive time after ignition off < 900 Sec.
 13.5 Sec.
  • 2 DCY
P2626 * O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING .
  • O2S signal front > 4.81 V
  • Modeled exhaust temp < 700 °C
  • O2S ceramic temp, 715 °C
  • Fuel cut off, Active
  • Heater control closed loop
  • No low fuel signal
 1.5 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P3081 * Engine Temperature Too Low -- Check the Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 1 OR 2 CHECKING .-- Check for a stuck open thermostat. Refer to the Repair Information. Difference between ECT and modeled ECT > 9.80 °K Reference temperature < 60 °C 4 Sec.
  • 2 DCY
DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
U0001 * High Speed CAN Communication Bus -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . Bus Off failure
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 250 mSec.
  • 2 DCY
U0002 * High Speed CAN Communication Bus Performance -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . Global Time Out failure
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 450 mSec.
  • 2 DCY
U0101 * Lost Communication with TCM -- Check the CAN-Bus Direct Shift Gearbox (DSG) Mechatronic -J743- to Engine Control Module (ECM) - J623-. Refer to CAN-BUS TERMINAL RESISTANCE, DIRECT SHIFT GEARBOX MECHATRONIC TO ENGINE CONTROL MODULE, CHECKING .
  • Time Out failure. No message received by ECM
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 500 mSec.
  • 2 DCY
U0121 * Lost Communication With Anti-Lock Brake System (ABS) Control Module Check to see if any other modules have set a loss of communication with the ABS module fault. If other modules can communicate with ABS and ECM cannot, the ECM may be at fault. If other modules have set an ABS communication error, refer to the service information for the ABS communication diagnosis. CAN communication with ABS Time Out.
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 500 mSec.
  • 2 DCY
U0146 * Lost Communication With Gateway A -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . CAN communication with gateway Time Out --- 0.5 Sec.
  • 2 DCY
U0155 * Lost Communication With Instrument Panel Cluster (IPC) Control Module -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . CAN messages not received. Time after ignition on = 500 mSec. 2000 mSec.
  • 2 DCY
U0302 * Software Incompatibility with Transmission Control Module Check for any applicable TSB's. Check the ECM software version to make sure it is correct for the vehicle. Reflash module if incorrect or update is available. If ECM and TCM software is correct:-- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to the Repair Information. AT vehicle. ECM coded as MT vehicle
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 100 mSec.
  • 2 DCY
U0402 * Invalid Data Received From TCM Check for correct software in TCM and reflash if necessary. Check the CAN bus. Refer to CAN-BUS TERMINAL RESISTANCE, DIRECT SHIFT GEARBOX MECHATRONIC TO ENGINE CONTROL MODULE, CHECKING  Transmission Data Length Code incorrect
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 300 mSec.
  • 2 DCY
U0415 * CAN Communication With ABS Error -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
  • Speed sensor initialization failed
  • Speed sensor low voltage error failed
  • Speed sensor error failed
  • Time after ignition on 500 mSec.
  • Battery voltage < 9.5 V
  • Battery voltage > 16 V
 480 - 1980 mSec.
  • 2 DCY
U0422 Invalid Data Received From Body Control Module (Cluster) -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . Ambient temperature value initialization failure.
  • Status ambient temperature from instrument cluster no fault
  • Electrical check ambient temperature sensor no fault
 2.0 Sec.
  • 2 DCY
U0423 * Invalid Data Received From Instrument Panel Cluster Control Module If an AAT sensor code is set, diagnose that code before proceeding. If no code is set replace the IPC module. Refer to the Repair Information. Implausible Ambient Air Temperature Sensor value message received from IPC Time after ignition on = 500 mSec. 3000 mSec.
  • 2 DCY
U0447 Lost Communication With Gateway -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING . CAN message incorrect --- 0.5 Sec.
  • 2 DCY
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