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Sae P2XXX Diagnostic Trouble Codes

Fuel and air mixture, additional emissions regulations

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P2004 Intake Manifold Runner Control Stuck Open Bank 1 -- Refer to INTAKE FLAP MOTOR AND INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • Normal closed position, unable to reach
  • Signal voltage, <2.62 or >4.65 V
or
  • Normal open position, unable to reach
  • signal voltage, <0.35 or >2.38 V
  • ECM keep alive time Ignition, Off
  • Runner flaps, Commanded closed
  • Battery voltage, >10 V
  • ECT, -40.5-140° C
  • IAT, -40.5-140° C
  • Position sensor, No DTC
  • Actuator, No DTC
 25 Seconds
  • Once/DCY
  • 2 DCY
P2008 Intake Manifold Runner Control Circuit/Open Bank 1 -- Refer to INTAKE FLAP MOTOR AND INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • ECM power stage
  • Duty cycle, >80%
  • Deviation runner flap, >5%
  • Position vs. calculated position and ECM power stage, Failure
  • LBK adaption, Disabled
  • 5 Seconds
  • 1 Second
  • 2 DCY
P2014 Intake Manifold Runner Position Sensor/Switch Circuit Bank 1 -- Refer to INTAKE FLAP MOTOR AND INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage, >4.82 V - 0.2 Seconds
  • 2 DCY
P2015 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1 -- Refer to INTAKE FLAP MOTOR AND INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • Signal duty cycle, >80%
  • Deviation runner flap position vs calculated position >5%
  • Intake manifold runner flaps position sensor, No DTC
  • ECM power stage, No failure
  • 5 Seconds
  • 1 Second
  • 2 DCY
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1) -- Refer to INTAKE FLAP MOTOR AND INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage, <0.18 V - 0.2 Seconds
  • 2 DCY
P2088 A Camshaft Position Actuator Control Circuit Low Bank 1 -- Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING . Signal voltage, <2.15-3.25 V
  • Relay, Commanded off
  • Engine speed, >80 RPM
  • Battery voltage, 9.04-16 V
 0.5 Seconds
  • 2 DCY
P2089 A Camshaft Position Actuator Control Circuit High Bank 1 -- Refer to CAMSHAFT ADJUSTMENT VALVE 1, CHECKING . Signal current, >2.2 A
  • Relay, Commanded off
  • Engine speed, >80 RPM
  • Battery voltage, 9.04-16 V
 0.5 Seconds
  • 2 DCY
P2096 Post Catalyst Fuel Trim System Too Lean Bank 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .-- Refer to OXYGEN SENSOR AFTER CATALYTIC CONVERTER, CHECKING . Deviation lambda control > -0.03%
  • Lambda control, Closed loop
  • Fuel trim control post cat, Closed loop
  • Engine speed, 1200-4000 RPM
  • Engine load, 18-70.5%
  • O2S front, No DTC
  • O2S rear, No DTC
 100 Seconds
  • 2 DCY
P2097 Post Catalyst Fuel Trim System Too Rich Bank 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .-- Refer to OXYGEN SENSOR AFTER CATALYTIC CONVERTER, CHECKING . Integral part of lambda control post cat>0.03%
  • Lambda control, Closed loop
  • Fuel trim control post cat, Closed loop
  • Engine speed, 1200-4000 RPM
  • Engine load, 18-70.5%
  • O2S front, No DTC
  • O2S rear, No DTC
 100 Seconds
  • 2 DCY

Fuel and air ratio

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P2101 Throttle Actuator Control Motor Circuit Range/Performance -- Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • Duty cycle >80%
  • Throttle valve angle Δ max = 4.50 Deviation %DK
 -
  • 0.6 Seconds
  • 0.5 Second
  • 2 DCY
P2106 Throttle Actuator Control System - Forced Limited Power -- Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Fault message CJ230 Message IC to CPU Failure and Duty cycle >80% or Throttle valve angle Δ max = 4.50 Deviation %DK ECM power stage, Failure 0.2 Seconds
  • 2 DCY
P2110 Throttle Actuator Control System - Forced Limited RPM -- Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Engine load Out of range - -
  • 2 DCY
P2122 Throttle/Pedal Position Sensor/Switch D Circuit Low Input -- Refer to THROTTLE POSITION SENSOR AND ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.63 V - 0.2 Seconds
  • 2 DCY
P2123 Throttle/Pedal Position Sensor/Switch D Circuit High Input -- Refer to THROTTLE POSITION SENSOR AND ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage >4.82 V - 0.2 Seconds
  • 2 DCY
P2127 Throttle/Pedal Position Sensor/Switch E Circuit Low Input -- Refer to THROTTLE POSITION SENSOR AND ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.29 V - 0.2 Seconds
  • 2 DCY
P2128 Throttle/Pedal Position Sensor/Switch E Circuit High Input -- Refer to THROTTLE POSITION SENSOR AND ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage >4.94 V - 0.2 Seconds
  • 2 DCY
P2138 Throttle/Pedal Position Sensor/Switch D / E Voltage Correlation -- Refer to THROTTLE POSITION SENSOR AND ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • Signal voltage: Difference between signal APP1 and APP2> 0.12-0.70 V
  • Sensor drift recognition Signal voltage APP 1 >1.01 V and signal APP 2 <0.45 V
  • OR Signal voltage APP 1 <0.9 V
  • AND voltage APP 2 >0.5 V
 ECM keep alive time
  • 0.24 Seconds
  • 1 Second
  • 2 DCY
P2146 Fuel Injector Group A Supply Voltage Circuit / Open -- Refer to FUEL INJECTOR, CHECKING . Signal current, <2.6 A
  • Injection valve, commanded on
  • Engine speed >80 RPM
  • Low side signal current >2.7 A
  • Battery voltage, 8-16.1 V
 0.5 Seconds
  • 2 DCY
P2149 Fuel Injector Group B Supply Voltage Circuit / Open -- Refer to FUEL INJECTOR, CHECKING . Signal current >14.9 A
  • Injection valve, commanded off
  • Engine speed >80 RPM
  • Battery voltage, 8-16.1 V
 0.2 Seconds
  • 2 DCY
P2181 Cooling System Performance -- Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Check the Coolant Pump -V50- Refer to (without a Bypass Thermostat) Coolant Recirculation Pump V50 OVERVIEW, WITHOUT A BYPASS THERMOSTAT , or (with a Bypass Thermostat) Coolant Recirculation Pump V50 OVERVIEW, WITH A BYPASS THERMOSTAT .-- Check the Coolant Thermostat. Refer to BYPASS THERMOSTAT OVERVIEW . ECT After sufficient air mass 4-23.8 Kg
  • ECT at start, 7.5-60° C
  • ECT, 39.8° C
  • Average air mass, <46.4-165 kg/h (dep. on average vehicle speed)
  • Average vehicle speed, 33.4-120 km/h
  • Acc. time fuel cut off, <40-250 sec.
  • delta ambient pressure, <12 hPa
 500 Seconds
  • 2 DCY
P2195  O2 Sensor Signal Biased/Stuck Lean - Bank 1, Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • Lambda value <1.08 and O2S rear signal <0.777 V
  • Lambda control at min. value
  • Exh. mass air integral > 0.5 kg
  • O2S rear signal <0.777 V
  • Lambda control Lambda control post cat Not at min value P-part >0.015
  • AND P- and I-part trim to rich exh. mass air integral>0.8 kg
  • O2S front and rear, Ready
  • Lambda Control, Closed loop
  • Lambda control post cat, Closed loop
  • O2S rear signal check, Ready
  • 200 Seconds
  • 1 Second
  • 1 Second
  • 0.8 Seconds
 -
P2196  O2 Sensor Signal Biased/Stuck Rich - Bank 1, Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • Lambda value <0.92 and O2S rear signal <0.162 V
  • Lambda control at min. value
  • Exh. mass air integral > 0.5 kg
  • O2S rear signal <0.162 V
  • Lambda control Lambda control post cat Not at min value P-part >0.015
  • AND P- and I-part trim to rich exh. mass air integral >0.5 kg
  • O2S front and rear, Ready
  • Lambda Control, Closed loop
  • Lambda control post cat, Closed loop
  • O2S rear signal check, Ready
  • 200 Seconds
  • 1 Second
  • 1 Second
  • 0.8 Seconds
 -
P2231 O2 Sensor Signal Circuit Shorted to Heater Circuit -- Refer to HEATED OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING HEATER . Filtered current changing >190 uA
  • Battery voltage, 10.7-16.1 V
  • Engine speed, >25 RPM
  • Modeled exhaust, <800° C
  • Temp. lambda control, Closed loop
  • Heater control, Active
  • Heater power, 20-80%
  • Desired lambda, =1
  • Actual lambda value, 0-16%
 20 Seconds
  • 2 DCY
P2237 O2 Sensor Positive Current Control Circuit / Open - Bank 1, Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • Enrichment or lean out Active
  • O2S signal front 1.5-1.51 V
  • Delta lambda value setting >0.1
  • O2S front signal 1.5-1.51 V
  • Lambda value setting < 0.97
  • Mass air integral < 0.8 kg> 1.03
  • O2S front signal fuel cut off active< 1.7 V> 3 sec
  • Battery voltage, 10.7-16.1 V
  • Engine start, Completed
  • Engine speed, >25 RPM
  • Lambda control, Closed loop
  • Heater control, Closed loop
  • Electrical adjustment, Not active
  • O2S ceramic temp, 780 °C +/- 65° C
  • Lambda modulation with amplitude, Closed loop >0.018 for > 5 sec.
  • Mass air integral, >0.8 kg
  • 10 Seconds
  • 5 Seconds
  • 2 DCY
P2243 O2 Sensor Reference Voltage Circuit / Open - Bank 1, Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • O2S signal front <0.3 V and Internal resistance > 1000 Ohm
  • O2S signal front < 0.3 V And Internal resistance > 1000 Ohm
  • Battery voltage, 10.7-16.1 V
  • Engine start, Completed
  • Engine speed, >25 RPM
  • Heater control, Active for >10 sec.
 1 Second
  • 2 DCY
P2293 Fuel Pressure Regulator 2 Performance -- Refer to FUEL PRESSURE SENSOR, CHECKING . Fuel pressure regulator output value, <-1.5 MPa >1.5 MPa - 3.5 Seconds
  • 2 DCY
P2294 Fuel Pressure Regulator 2 Control Circuit -- Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage 2.3 - 2.7 V
  • Battery voltage, >7.5 V
  • Valve, Commanded off
  • Fuel pump, Commanded on
 Failure counter >200
  • 2 DCY
P2295 Fuel Pressure Regulator 2 Control Circuit Low -- Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage 1.8- 2.2 V
  • Battery voltage, >7.5 V
  • Valve, Commanded off
  • Fuel pump, Commanded on
 Failure counter >240
  • 2 DCY
P2296 Fuel Pressure Regulator 2 Control Circuit High -- Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage >3.9 V
  • Battery voltage, >7.5 V
  • Valve, Commanded on
  • Fuel pump, Commanded on
 Failure counter >30
  • 2 DCY

Ignition System

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P2300 Ignition Coil A Primary Control Circuit Low -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage <0.5-1.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2301 Ignition Coil A Primary Control Circuit High -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2-6.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2303 Ignition Coil B Primary Control Circuit Low -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage <0.5-1.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2304 Ignition Coil B Primary Control Circuit High -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2-6.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2306 Ignition Coil C Primary Control Circuit Low -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage <0.5-1.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2307 Ignition Coil C Primary Control Circuit High -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2-6.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2309 Ignition Coil D Primary Control Circuit Low -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage <0.5-1.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY
P2310 Ignition Coil D Primary Control Circuit High -- Refer to IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2-6.0 V
  • Battery voltage, 9-16 V
  • Engine speed, 1400-5000 RPM
  • SW ignition counter diagnose not active
 -
  • 2 DCY

Additional emission regulations

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P2400 Evaporative Emission System Leak Detection Pump Control Circuit/Open -- Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage > 4.4- 5.6 V
  • Pump, Commanded off
  • Engine speed, 80 RPM
  • Time after engine start, 1 Sec.
  • Battery voltage, 9.04-16 V
 0.5 Seconds
  • 2 DCY
P2401 Evaporative Emission System Leak Detection Pump Control Circuit Low -- Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage < 2.15-3.25 V
  • Pump, Commanded off
  • Engine speed, 80 RPM
  • Time after engine start, 1 Sec.
  • Battery voltage, 9.04-16 V
 0.5 Seconds
  • 2 DCY
P2402 Evaporative Emission System Leak Detection Pump Control Circuit High -- Refer to LEAK DETECTION PUMP, CHECKING . Signal current > 1.1 A
  • Pump, Commanded off
  • Engine speed, 80 RPM
  • Time after engine start, 1 Sec.
  • Battery voltage, 9.04-16 V
 0.5 Seconds
  • 2 DCY
P2403  Evaporative Emission System Leak Detection Pump Sense Circuit/Open -- Refer to LEAK DETECTION PUMP, CHECKING . Low signal voltage > 1 Sec.
  • Difference ECT last engine, >0° C
  • Stop - current engine start, >3.75° C
  • ECT at engine start, 3.75-35.2° C
  • ECT at engine start ambient air temperature (inlet air) at engine start 3.75° C
  • Vehicle speed various error reservations, > 0 km/h
 9 Seconds
  • Once/DCY
  • 2 DCY
P2404  Evaporative Emission System Leak Detection Pump Sense Range/Performance -- Refer to LEAK DETECTION PUMP, CHECKING . High signal voltage > 0.36 V
  • Difference ECT last engine, >0° C
  • Stop - current engine start, >3.75° C
  • ECT at engine start, 3.75-35.2° C
  • ECT at engine start ambient air temperature (inlet air) at engine start 3.75° C
  • Vehicle speed various error reservations, > 0 km/h
 9 Seconds
  • Once/DCY
  • 2 DCY
P2414 O2 Sensor Exhaust Sample Error Bank 1, Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • Signal voltage 3.7-4.81 V
  • Signal Voltage 2.5-3.2 V
  • Engine start, Completed
  • Fuel cut off, Not active
  • Desired lambda O2S, <1.6
  • Ceramic temp, 780° C +/- 65° C
 10 Seconds
  • 2 DCY
P2539 Low Pressure Fuel System Sensor Circuit -- Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage > 4.9 V - 1 Second
  • 2 DCY
P2540 Low Pressure Fuel System Sensor Circuit Range/Performance -- Refer to FUEL PRESSURE SENSOR, CHECKING . Actual pressure deviation < 800 kPa <80 kPa - 5 Second
  • 2 DCY
P2541 Low Pressure Fuel System Sensor Circuit Low -- Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage < 0.2 V - 1 Second
  • 2 DCY
P2626 O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1 -- Refer to HEATED OXYGEN SENSOR, CHECKING .
  • O2S signal front> 3.2 V (lean)
  • O2S signal front> 4.81 V (rich)
  • Battery voltage, 10.7-16.1 V
  • Engine start, Completed
  • Engine speed, >25 RPM
  • O2S ceramic temp, 780 °C +/- 65° C
  • Modeled exhaust temp, <700° C
  • Fuel cut off, Active
 1.5 Seconds
  • 2 DCY

O2E Transmission

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P2637 Torque management Feedback Signal "A" -- Refer to DSG MECHATRONIC CAN-BUS TERMINAL RESISTANCE, CHECKING . CAN message signal error flag, 1
  • Ignition, on
  • CAN Bus, OK
  • DME CAN connection, OK
 0.5 Seconds
  • Continuous
  • 2 DCY
P2714 Pressure Control Solenoid "D" Performance or Stuck off -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.03 Seconds
  • Continuous
  • 2 DCY
P2715 Pressure Control Solenoid "D" Stuck On -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.03 Seconds
  • Continuous
  • 2 DCY
P2716 Pressure Control Solenoid "D" Electrical -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . Current higher or lower than threshold, < (850-120) mA
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.03 Seconds
  • Continuous
  • 2 DCY
P2723 Pressure Control Solenoid "E" Performance or Stuck off -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.05 Seconds
  • Continuous
  • 2 DCY
P2724 Pressure Control Solenoid "E" Stuck On -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.05 Seconds
  • Continuous
  • 2 DCY
P2732 Pressure Control Solenoid "F" Performance or Stuck off -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.05 Seconds
  • Continuous
  • 2 DCY
P2733 Pressure Control Solenoid "F" Stuck On -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to DSG Transmission Mechatronic -J743-, TRANSMISSION INSTALLED . PWM hardware detection, 0 or 100%
  • Low side and high side FET, Activated
  • Power supply, > 9 V
  • Volage drop at FET, < = 1 V
  • Solenoid supply, > 9 V
 0.05 Seconds
  • Continuous
  • 2 DCY
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