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Diagnostic Trouble Code (DTC) tables (Engine Code AHA): Notes

Bosch Motronic ME 5.9.2 OBD System Strategy document

Fuel and air ratios

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P0102 Mass or Volume Air Flow A Circuit Low Input
  • Lower threshold depending on engine speed
  • Included in altitude monitoring system
  • Air mass 3, 5 kg/h
  • Altitude to low
  • 2 Seconds
  • 0.5 Seconds
  • Continuous
  • 2 DCY
P0103 Mass or Volume Air Flow A Circuit High Input
  • Upper threshold depending on engine speed and throttle position
  • Included in altitude monitoring system
  • Included in fuel monitoring system
  • Air mass, >250 800 kg/h
  • Altitude to low
  • Closed loop
  • 2 Seconds
  • 20 Seconds
  • Continuous
  • 2 DCY
P0112 Intake Air Temperature Sensor 1 Circuit Low Short to ground >135 ° C   2 Seconds
  • Continuous
  • 2 DCY
P0113 Intake Air Temperature Sensor 1 Circuit High Short to battery + 45 ° C   2 Seconds
  • Continuous
  • 2 DCY
P0116 Engine Coolant Temperature Circuit Range/Performance Stuck on sensor, no change on signal after start Engine start temperature 120 Seconds
  • Continuous
  • 2 DCY
P0117 Engine Coolant Temperature Sensor 1 Circuit Low Input
  • Short to ground
  • ECT, >136 ° C
   0.5 Seconds
  • Continuous
  • 2 DCY
P0118 Engine Coolant Temperature Sensor 1 Circuit High Input
  • Short to battery +
  • ECT, 45 ° C
   0.5 Seconds
  • Continuous
  • 2 DCY
P0121 Throttle/Pedal Position Sensor A Circuit Range/Performance
  • Signal voltage - >4.2 V
  • Engine speed, >2400 rpm
  • Engine load, 5.0 ms
 Engine temperature - >70 ° C 1 Second
  • Continuous
  • 2 DCY
P0122 Throttle/Pedal Position Sensor A Circuit Low Input Signal low, short to ground 157 mV   0.5 Seconds
  • Continuous
  • 2 DCY
P0123 Throttle/Pedal Position Sensor A Circuit High Input Signal high, short to battery positive >4.8 V   0.5 Seconds
  • Continuous
  • 2 DCY
P0130 O2 Sensor Circuit Bank 1 Sensor 1 Short circuit, 0.04 V to 0.04 V Sensor heated up after 150 seconds 30 Seconds
  • Continuous
  • 2 DCY
P0131 O2 Circuit Low Voltage (Bank 1, Sensor 1) Short to ground Signal 0.15 V Sensor heated up after 150 seconds 10 Seconds
  • Continuous
  • 2 DCY
P0132 O2 Circuit High Voltage (Bank 1, Sensor 1) Short to battery +- Signal >1.05 V Sensor heated up after 150 seconds 10 Seconds
  • Continuous
  • 2 DCY
P0133 O2 Circuit Slow Response (Bank 1, Sensor 1) Threshold for signal length >2.1 seconds
  • Catalyst temp, >300 ° C
  • Engine load, 25-70%
  • Engine speed, 1200-2500 RPM
  • Fuel control, Closed loop
 25 Seconds
  • Continuous
  • 2 DCY
P0134 O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1) Open circuit or no activity, 0.4 - 0.538 V Sensor heated up after 150 sec. 20 Seconds
  • Continuous
  • 2 DCY
P0136 O2 Sensor Circuit (Bank 1, Sensor 2) Short circuit, -0.04 to 0.04 V Sensor heated up after 150 seconds, closed loop rear sensor 60 Seconds
  • Continuous
  • 2 DCY
P0137 O2 Circuit Low Voltage (Bank 1, Sensor 2) Short to ground Signal 0.15 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0138 O2 Circuit High Voltage (Bank 1, Sensor 2) Short to battery + signal >1.05 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0140 O2 Circuit No Activity Detected (Bank 1, Sensor 2) Open circuit or no activity, 0.4 0.5 V
  • Sensor heated up, After 150 sec.
 60 Seconds
  • Continuous
  • 2 DCY
P0150 O2 Sensor Circuit Bank 2 Sensor 1 Short circuit, -0.04 to 0.04 V
  • Sensor heated up, After 150 sec.
 30 Seconds
  • Continuous
  • 2 DCY
P0151 O2 Sensor Circuit Low Voltage Bank 2 Sensor 1 Short to ground Signal 0.15 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0152 O2 Sensor Circuit High Voltage Bank 2 Sensor 1 Short to battery + Signal > 1.05 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0153 O2 Sensor Circuit Slow Response Bank 2 Sensor 1 Threshold for signal length >2.1 sec
  • Catalyst temp, >300 ° C
  • Engine load, 2.0-5.0 ms
  • Engine speed, 1200-2500 RPM
  • Lambda control, Closed loop
 25 Seconds
  • Continuous
  • 2 DCY
P0154 O2 Sensor Circuit No Activity Detected (Bank 2, Sensor 1) Open circuit or no activity, 0.4 - 0.6 V
  • Sensor heated up, After 150 sec.
 20 Seconds
  • Continuous
  • 2 DCY
P0156 O2 Sensor Circuit (Bank 2, Sensor 2) Short circuit, -0.04 to 0.04 V
  • Sensor heated up, After 150 sec. closed loop rear sensor
 60 Seconds
  • Continuous
  • 2 DCY
P0157 O2 Sensor Circuit Low Voltage Bank 2 Sensor 2 Short to ground-signal 0.15 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0158 O2 Sensor Circuit High Voltage Bank 2 Sensor 2 Short to battery + signal >1.05 V
  • Sensor heated up, After 150 sec.
 10 Seconds
  • Continuous
  • 2 DCY
P0160 O2 Sensor Circuit No Activity Detected Bank 2 Sensor 2 Open circuit or no activity, 0.4.05 V
  • Sensor heated up, After 150 sec.
 60 Seconds
  • Continuous
  • 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
P0300 Random Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0301 Cylinder 1 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0302 Cylinder 2 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0303 Cylinder 3 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0304 Cylinder 4 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0305 Cylinder 5 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0306 Cylinder 6 Misfire Detected
  • Check the intake system for leaks.
  • Check fuel pressure
  • Emission threshold misfire rate percentage>2.5%
  • Catalyst Damage Rate >5.0-11.0%
  • Engine speed, governed engine rpm
  • Engine torque, >0
  • Load change, 8 ms / ignition
  • Time from start up, 5 seconds
  • Engine load, 1.08.00 ms
  • 1000 revs
  • 200 revs
  • Continuous
  • 2 DCY
  • Immed
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance Counting teeth, actual numbers of teeth, (+/-) 3 teeth   0.2 Seconds
  • Continuous
  • 2 DCY
P0322 Ignition/Distributor Engine Speed Input Circuit No Signal Comparison with phase sensor No signal   5 Seconds
  • Immed
Additional exhaust regulation

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P0411 Secondary Air Injection System Incorrect Flow Detected
  • COLD: counter for lean sensor circuit->10
  • WARM: lambda control- >1.6
  • Sec. Air, active
  • Engine load, 1.2 - 3.3
  • Engine speed, 600 2,600 rpm
  • Engine temp, 5 45 ° C
  • Altitude, 3,000m
  • Engine speed, Idle
  • Engine temp, 70 110 ° C
  • Altitude, 3,000 m
  • 15 Seconds
  • 20 Seconds
  • 2 DCY
P0422 Main Catalyst, Bank 1 Efficiency Below Threshold Rear/Front =AR->0.4 0.5
  • Catalyst temp, >300 ° C
  • Engine load, 1.5 5.00 ms
  • Engine speed, 1,000 2,800 rpm
  • EVAP vapor flow, 20%
 100 Seconds
  • 2 DCY
P0432 Main Catalyst Efficiency Below Threshold (Bank 2) Rear/Front =AR->0.4 0.5
  • Catalyst temp, >300 ° C
  • Engine load, 1.5 5.00 ms
  • Engine speed, 1,000 2,800 rpm
  • EVAP vapor flow, 20%
 100 Seconds
  • 2 DCY
P0441 Evaporative Emission System Incorrect Purge Flow Lambda integrator deviation and reduction of bypass airflow (-)6 6 % of lambda deviation and (-)0.7 kg/h bypass airflow reduction Idle 25 Seconds
  • 2 DCY
P0442 Evaporative Emission System Leak Detected (Small Leak) Rear/Front = AR->0.4 0.5
  • Catalyst temp, >300 ° C
  • Engine load, 1.5 5.00 ms
  • Engine speed, 1,000 2,800 rpm
  • EVAP vapor flow, 20%
 100 Seconds
  • 2 DCY
P0445 Evaporative Emission System Leak Detected (gross leak/no flow) Pressure drop within predetermined time 2 Seconds
  • Purge Valve, Closed
  • LDP, Activated
  • Altitude, 2500 m
  • Drive time, > 10 Seconds
  • Restart temp difference, >10 ° C
  • Time after start, 600 Seconds
  • IAT, 65 ° C
  • Engine temp, 100 ° C
  • Throttle angle/RPM, 720 rpm and >9 ° (AT) to 4000 and28 ° (DK) or 720 rpm and >16 ° (HS) to 4000 and 35 ° (DK)
  
  • 2 DCY
Speed and idle control

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P0501 Vehicle Speed Sensor A Range/Performance Comparison with fuel cut-off- speed 1.94 mph
  • Coasting engine temp, >60 ° C
 2.5 Seconds
  • Continuous
  • 2 DCY
P0506 Idle Air Control System RPM Lower Than Expected Idle correction deviation> 100 rpm
  • Engine speed, Idle
 15 Seconds
  • Continuous
  • 2 DCY
P0507 Idle Air Control System RPM Higher Than Expected Idle correction deviation> 200 rpm
  • Engine speed, Idle
 15 Seconds
  • Continuous
  • 2 DCY
Control module and output signals

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P0601 Internal Control Module Memory Check Sum Error Calculate checksum   10 Seconds
  • 2 DCY
P0603 Internal Control Module Keep Alive Memory (KAM) Error
  • Replace Transmission Control Module (TCM) J217. Refer to Automatic Transmission.
 Comparison with stored values   0.1 Second
  • Immed
P0604 Internal Control Module Random Access Memory (RAM) Error Comparison with stored values   2 Seconds
  • 2 DCY
P0605 Internal Control Module Read Only Memory (ROM) Error Comparison with stored values   10 Seconds
  • 2 DCY
Automatic Transmission

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illumination
P0705 Transmission Range Sensor Circuit Malfunction (PRNDOL Input) Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Fought code
  • Battery voltage, U>10.5 V
 2.5 Seconds
  • 2 DCY
P0717 Input/Turbine Speed Sensor A Circuit No Signal Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, vehicle speed, 416 320 rpm
  • Gear, 2, 3, 4, 5
  • Engine speed, >1,400 rpm
  • Shift lever position, D, 4, 3, 2
 2.5 Seconds
  • 2 DCY
P0722 Output Speed Sensor Circuit No Signal Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, vehicle speed, 416 320 rpm
  • Gear, 2, 3, 4, 5
  • Engine speed, >1,400 rpm
  • Shift lever position, D, 4, 3, 2
 2.5 Seconds
  • 2 DCY
P0727 Engine Speed Input Circuit No Signal Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Comparison of stored value with active level
  • Battery voltage, U> 10 V
 0.3 Seconds
  • 2 DCY
P0732 Gear 2 Incorrect Ratio Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, 416 320 rpm   2.5 Seconds
  • 2 DCY
P0733 Gear 3 Incorrect Ratio Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, 416 320 rpm   2.5 Seconds
  • 2 DCY
P0734 Gear 4 Incorrect Ratio Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, 416 320 rpm   2.5 Seconds
  • 2 DCY
P0735 Gear 5 Incorrect Ratio Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Different speed, 416 320 rpm   2.5 Seconds
  • 2 DCY
P0741 Torque Converter Clutch Circuit Performance or Stuck Off Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS Comparison with stored values-Slip differences >448 rpm > 4 times   1 Seconds
  • 2 DCY
P0753 Shift Solenoid A Electrical Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS
  • Comparison of stored value with active level-Switch OFF and U2 V
  • Switch ON and U>6 V
  • Battery voltage, U>9 V
  • 0.25 Seconds
  • 0.02 Seconds
  • 2 DCY
P0758 Shift Solenoid B Electrical Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS
  • Comparison of stored value with active level-Switch OFF and U2 V
  • Switch ON and U>6 V
  • Battery voltage, U>9 V
  • 0.25 Seconds
  • 0.02 Seconds
  • 2 DCY
P0763 Shift Solenoid C Electrical Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS
  • Comparison of stored value with active level-Switch OFF and U2 V
  • Switch ON and U>6 V
  • Battery voltage, U>9 V
  • 0.25 Seconds
  • 0.02 Seconds
  • 2 DCY
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