SFI SYSTEM > DIAGNOSTIC TROUBLE CODE CHART

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HINT:
Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors. If a DTC is displayed, check the trouble area for the DTC listed in the table below. For details of each DTC.

ENGINE CONTROL SYSTEM: 
DTC Code
Detection Item
Trouble Area
MIL
Memory
See page
P0010
Camshaft Position "A" Actuator Circuit (Bank 1)
1. Open or short in OCV for intake camshaft (bank 1) circuit
2. OCV for intake camshaft (bank 1)
3. ECM
Comes on
DTC stored
Click here
P0011
Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)
1. Valve timing
2. Oil control valve (OCV) for intake camshaft (bank 1)
3. OCV filter (bank 1)
4. Intake camshaft (bank 1) timing gear assembly
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0012
Camshaft Position "A" - Timing Over-Retarded (Bank 1)
1. Valve timing
2. OCV for intake camshaft (bank 1)
3. OCV filter (bank 1)
4. Intake camshaft (bank 1) timing gear assembly
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0013
Camshaft Position "B" Actuator Circuit / Open (Bank 1)
1. Open or short in OCV for exhaust camshaft (bank 1) circuit
2. OCV for exhaust camshaft (bank 1)
3. ECM
Comes on
DTC stored
Click here
P0014
Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 1)
1. Valve timing
2. Oil control valve (OCV) for exhaust camshaft (bank 1)
3. OCV filter (bank 1)
4. Exhaust camshaft
5. ECM
Comes on
DTC stored
Click here
P0015
Camshaft Position "B" - Timing Over-Retarded (Bank 1)
1. Valve timing
2. OCV for exhaust camshaft (bank 1)
3. OCV filter (bank 1)
4. Exhaust camshaft
5. ECM
Comes on
DTC stored
Click here
P0016
Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
1. Mechanical system (Timing chain has jumped tooth or chain stretched)
2. ECM
Comes on
DTC stored
Click here
P0017
Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
1. Mechanical system (Timing chain has jumped tooth or chain stretched)
2. ECM
Comes on
DTC stored
Click here
P0018
Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)
1. Mechanical system (Timing chain has jumped tooth or chain stretched)
2. ECM
Comes on
DTC stored
Click here
P0019
Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B)
1. Mechanical system (Timing chain has jumped tooth or chain stretched)
2. ECM
Comes on
DTC stored
Click here
P0020
Camshaft Position "A" Actuator Circuit (Bank 2)
1. Open or short in OCV for intake camshaft (bank 2) circuit
2. OCV for intake
camshaft (bank 2)
3. ECM
Comes on
DTC stored
Click here
P0021
Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2)
1. Valve timing 2. Oil control valve (OCV) for intake camshaft (bank 2)
3. OCV filter (bank 2)
4. Intake camshaft (bank 2) timing gear assembly
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0022
Camshaft Position "A" - Timing Over-Retarded (Bank 2)
1. Valve timing
2. OCV for intake camshaft (bank 2)
3. OCV filter (bank 2)
4. Intake camshaft (bank 2) timing gear assembly
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0023
Camshaft Position "B" Actuator Circuit / Open (Bank 2)
1. Open or short in OCV for exhaust camshaft (bank 2) circuit
2. OCV for exhaust camshaft (bank 2)
3. ECM
Comes on
DTC stored
Click here
P0024
Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 2)
1. Valve timing
2. Oil control valve (OCV) for exhaust camshaft (bank 2)
3. OCV filter (bank 2)
4. Exhaust camshaft
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0025
Camshaft Position "B" - Timing Over-Retarded (Bank 2)
1. Valve timing
2. OCV for exhaust camshaft (bank 2)
3. OCV filter (bank 2)
4. Exhaust camshaft
5. ECM
Comes on: (EUROOBD)
Does not come on: (M-OBD)
DTC stored
Click here
P0031
Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
1. Open in A/F sensor heater (bank 1 sensor 1) circuit
2. A/F sensor heater (bank 1 sensor 1)
3. A/F HTR relay
4. ECM
Comes on
DTC stored
Click here
P0032
Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
1. Short in A/F sensor heater (bank 1 sensor 1) circuit
2. A/F sensor heater (sensor 1)
3. A/F HTR relay
4. ECM
Comes on
DTC stored
Click here
P0037
Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
1. Open in HO2 sensor heater circuit
2. HO2 sensor heater
3. Integration relay
4. ECM
Comes on
DTC stored
Click here
P0038
Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
1. Short in HO2 sensor heater circuit
2. HO2 sensor heater
3. Integration relay
4. ECM
Comes on
DTC stored
Click here
P0051
Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1)
1. Open in A/F sensor heater (bank 2 sensor 1) circuit
2. A/F sensor heater (bank 2 sensor 1)
3. A/F HTR relay
4. ECM
Comes on
DTC stored
Click here
P0052
Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
1. Short in A/F sensor heater (bank 2 sensor 1) circuit
2. A/F sensor heater (sensor 1)
3. A/F HTR relay
4. ECM
Comes on
DTC stored
Click here
P0057
Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2)
1. Open in HO2 sensor heater circuit
2. HO2 sensor heater
3. Integration relay
4. ECM
Comes on
DTC stored
Click here
P0058
Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2)
1. Short in HO2 sensor heater circuit
2. HO2 sensor heater
3. Integration relay
4. ECM
Comes on
DTC stored
Click here
P0100
Mass or Volume Air Flow Circuit
1. Open or short in MAF meter circuit
2. MAF meter
3. ECM
Comes on
DTC stored
Click here
P0102
Mass or Volume Air Flow Circuit Low Input
1. Open in MAF meter circuit
2. Short in MAF meter circuit
3. MAF meter
4. ECM
Comes on
DTC stored
Click here
P0103
Mass or Volume Air Flow Circuit High Input
1. Short in MAF meter circuit (+B circuit)
2. MAF meter
3. ECM
Comes on
DTC stored
Click here
P0110
Intake Air Temperature Circuit Malfunction
1. Open or short in IAT sensor circuit
2. IAT sensor (built into MAF meter)
3. ECM
Comes on
DTC stored
Click here
P0112
Intake Air Temperature Circuit Low Input
1. Short in IAT sensor circuit
2. IAT sensor (built into MAF meter)
3. ECM
Comes on
DTC stored
Click here
P0113
Intake Air Temperature Circuit High Input
1. Open in IAT sensor circuit
2. IAT sensor (built into MAF meter)
3. ECM
Comes on
DTC stored
Click here
P0115
Engine Coolant Temperature Circuit Malfunction
1. Open or short in ECT sensor circuit
2. ECT sensor
3. ECM
Comes on
DTC stored
Click here
P0116
Engine Coolant Temperature Circuit Range / Performance Problem
1. Thermostat
2. ECT sensor
Comes on
DTC stored
Click here
P0117
Engine Coolant Temperature Circuit Low Input
1. Short in ECT sensor
2. ECT sensor
3. ECM
Comes on
DTC stored
Click here
P0118
Engine Coolant Temperature Circuit High Input
1. Open in ECT sensor circuit
2. ECT sensor
3. ECM
Comes on
DTC stored
Click here
P0120
Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction
1. Throttle Position (TP) sensor (built into throttle body)
2. ECM
Comes on
DTC stored
Click here
P0121
Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem
TP sensor (built into throttle body)
Comes on
DTC stored
Click here
P0122
Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input
1. TP sensor (built into throttle body)
2. Short in VTA1 circuit
3. Open in VC circuit
4. ECM
Comes on
DTC stored
Click here
P0123
Throttle / Pedal Position Sensor / Switch "A" Circuit High Input
1. TP sensor (built into throttle body)
2. Open in VTA1 circuit
3. Open in E2 circuit
4. Short between VC and VTA1 circuits
5. ECM
Comes on
DTC stored
Click here
P0136
Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
1. Open or short in HO2 sensor (bank 1 sensor 2) circuit
2. HO2 sensor (bank 1 sensor 2)
3. HO2 sensor heater (bank 1 sensor 2)
4. Air fuel ratio sensor (bank 1 sensor 1)
5. Gas leak from exhaust system
Comes on
DTC stored
Click here
P0137
Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
1. Open in HO2 sensor (bank 1 sensor 2) circuit
2. HO2 sensor (bank 1 sensor 2)
3. HO2 sensor heater (bank 1 sensor 2)
4. Air fuel ratio sensor (bank 1 sensor 1)
5. Gas leak from exhaust system
Comes on
DTC stored
Click here
P0138
Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
1. Short in HO2 sensor (bank 1 sensor 2) circuit
2. HO2 sensor (bank 1 sensor 2)
3. Air fuel ratio sensor (bank 1 sensor 1)
4. ECM
Comes on
DTC stored
Click here
P0156
Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)
1. Open or short in HO2 sensor (bank 2 sensor 2) circuit
2. HO2 sensor (bank 2 sensor 2)
3. HO2 sensor heater (bank 2 sensor 2)
4. Air fuel ratio sensor (bank 2 sensor 1)
5. Gas leak from exhaust system
Comes on
DTC stored
Click here
P0157
Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2)
1. Open in HO2 sensor (bank 2 sensor 2) circuit
2. HO2 sensor (bank 2 sensor 2)
3. HO2 sensor heater (bank 2 sensor 2)
4. Air fuel ratio sensor (bank 2 sensor 1)
5. Gas leak from exhaust system
Comes on
DTC stored
Click here
P0158
Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
1. Short in HO2 sensor (bank 2 sensor 2) circuit
2. HO2 sensor (bank 2 sensor 2)
3. Air fuel ratio sensor (bank 2 sensor 1)
4. ECM
Comes on
DTC stored
Click here
P0171
System Too Lean (Bank 1)
1. Air induction system
2. Injector blockage
3. Mass Air Flow (MAF) meter
4. Engine Coolant Temperature (ECT) sensor
5. Fuel pressure
6. Gas leakage from exhaust system
7. Open or short in A/F sensor (bank 1 sensor 1) circuit
8. A/F sensor (bank 1 sensor 1)
9. A/F sensor heater (bank 1 sensor 1)
10. A/F sensor heater relay
11. A/F sensor heater and A/F sensor heater relay circuits
12. PCV valve and hose
13. PCV hose connections
14. ECM
Comes on
DTC stored
Click here
P0172
System Too Rich (Bank 1)
1. Injector leakage or blockage
2. MAF meter
3. ECT sensor
4. Ignition system
5. Fuel pressure
6. Gas leakage from exhaust system
7. Open or short in A/F sensor (bank 1 sensor 1) circuit
8. A/F sensor (bank 1 sensor 1)
9. A/F sensor heater(bank 1 sensor 1)
10. A/F sensor heater relay
11. A/F sensor heater and A/F sensor heater relay circuits
12. ECM
Comes on
DTC stored
Click here
P0174
System Too Lean (Bank 2)
1. Air induction system
2. Injector blockage
3. Mass Air Flow (MAF) meter
4. Engine Coolant Temperature (ECT) sensor
5. Fuel pressure
6. Gas leakage from exhaust system
7. Open or short in A/F sensor (bank 2 sensor 1) circuit
8. A/F sensor (bank 2 sensor 1)
9. A/F sensor heater (bank 2 sensor 1)
10. A/F sensor heater relay
11. A/F sensor heater and A/F sensor heater relay circuits
12. PCV valve and hose
13. PCV hose connections
14. ECM
Comes on
DTC stored
Click here
P0175
System Too Rich (Bank 2)
1. Injector leakage or blockage
2. MAF meter
3. ECT sensor
4. Ignition system
5. Fuel pressure
6. Gas leakage from exhaust system
7. Open or short in A/F sensor (bank 2 sensor 1) circuit
8. A/F sensor (bank 2 sensor 1)
9. A/F sensor heater (bank 2 sensor 1)
10. A/F sensor heater relay
11. A/F sensor heater and A/F sensor heater relay circuits
12. ECM
Comes on
DTC stored
Click here
P0220
Throttle / Pedal Position Sensor / Switch "B" Circuit
1. TP sensor (builtinto throttle body)
2. ECM
Comes on
DTC stored
Click here
P0222
Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input
1. TP sensor (built into throttle body)
2. Short in VTA2 circuit
3. Open in VC circuit
4. ECM
Comes on
DTC stored
Click here
P0223
Throttle / Pedal Position Sensor / Switch "B" Circuit High Input
1. TP sensor (built into throttle body)
2. Open in VTA2 circuit
3. Open in E2 circuit
4. Short between VC and VTA2 circuits
5. ECM
Comes on
DTC stored
Click here
P0300
Random / Multiple Cylinder Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0301
Cylinder 1 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0302
Cylinder 2 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0303
Cylinder 3 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0304
Cylinder 4 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0305
Cylinder 5 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0306
Cylinder 6 Misfire Detected
1. Open or short in engine wire harness
2. Connector connection
3. Vacuum hose connections
4. Ignition system
5. Injector
6. Fuel pressure
7. Mass Air Flow (MAF) meter
8. Engine Coolant Temperature (ECT) sensor
9. Compression pressure
10. Valve clearance
11. Valve timing
12. PCV valve and hose
13. PCV hose connections
14. Air induction system
15. ECM
Comes on or blinks
DTC stored
Click here
P0327
Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)
1. Short in knock sensor 1 circuit
2. Knock sensor 1
3. ECM
Comes on
DTC stored
Click here
P0328
Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)
1. Open in knock sensor 1 circuit
2. Knock sensor 1
3. ECM
Comes on
DTC stored
Click here
P0332
Knock Sensor 2 Circuit Low Input (Bank 2)
1. Short in knock sensor 2 circuit
2. Knock sensor 2
3. ECM
Comes on
DTC stored
Click here
P0333
Knock Sensor 2 Circuit High Input (Bank 2)
1. Open in knock sensor 2 circuit
2. Knock sensor 2
3. ECM
Comes on
DTC stored
Click here
P0335
Crankshaft Position Sensor "A" Circuit
1. Open or short in CKP sensor circuit
2. CKP sensor
3. CKP sensor plate
4. ECM
Comes on
DTC stored
Click here
P0339
Crankshaft Position Sensor "A" Circuit Intermittent
1. Open or short in CKP sensor circuit
2. CKP sensor
3. CKP sensor plate
4. ECM
Does not come on
DTC stored
Click here
P0340
Camshaft Position Sensor Circuit Malfunction
1. Open or short in VVT sensor for intake camshaft circuit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0342
Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor)
1. Open or short in VVT sensor for intake camshaft circuit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0343
Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor)
1. Open or short in VVT sensor for intake camshaft circuit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0345
Camshaft Position Sensor "A" Circuit (Bank 2)
1. Open or short in VVT sensor for intake camshaft cirucit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0347
Camshaft Position Sensor "A" Circuit Low Input (Bank 2)
1. Open or short in VVT sensor for intake camshaft circuit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0348
Camshaft Position Sensor "A" Circuit High Input (Bank 2)
1. Open or short in VVT sensor for intake camshaft circuit
2. VVT sensor for intake camshaft
3. Camshaft timing gear for intake camshaft
4. Jumped tooth of timing chain for intake camshaft
5. ECM
Comes on
DTC stored
Click here
P0351
Ignition Coil "A" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT1 circuit between ignition coil and ECM
3. No. 1 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0352
Ignition Coil "B" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT2 circuit between ignition coil and ECM
3. No. 2 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0353
Ignition Coil "C" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT3 circuit between ignition coil and ECM
3. No. 3 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0354
Ignition Coil "D" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT4 circuit between ignition coil and ECM
3. No. 4 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0355
Ignition Coil "E" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT5 circuit between ignition coil and ECM
3. No. 5 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0356
Ignition Coil "F" Primary / Secondary Circuit
1. Ignition system
2. Open or short in IGF1 or IGT6 circuit between ignition coil and ECM
3. No. 6 ignition coils
4. ECM
Comes on
DTC stored
Click here
P0365
Camshaft Position Sensor "B" Circuit (Bank 1)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0367
Camshaft Position Sensor "B" Circuit Low Input (Bank 1)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0368
Camshaft Position Sensor "B" Circuit High Input (Bank 1)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0390
Camshaft Position Sensor "B" Circuit (Bank 2)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0392
Camshaft Position Sensor "B" Circuit Low Input (Bank 2)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0393
Camshaft Position Sensor "B" Circuit High Input (Bank 2)
1. Open or short in VVT sensor for exhaust camshaft circuit
2. VVT sensor for exhaust camshaft
3. Exhaust camshaft
4. Jumped tooth of timing chain
5. ECM
Comes on
DTC stored
Click here
P0420
Catalyst System Efficiency Below Threshold (Bank 1)
1. Gas leakage from exhaust system
2. A/F sensor (bank 1 sensor 1)
3. HO2 sensor (bank 1 sensor 2)
4. Exhaust manifold (TWC)
Comes on
DTC stored
Click here
P0430
Catalyst System Efficiency Below Threshold (Bank 2)
1. Gas leakage from exhaust system
2. A/F sensor (bank 2 sensor 1)
3. HO2 sensor (bank 2 sensor 2)
4. Exhaust manifold (TWC)
Comes on
DTC stored
Click here
P0443
Evaporative Emission Control System Purge Control Valve Circuit
1. Open or short in purge VSV circuit
2. Purge VSV
3. ECM
Comes on
DTC stored
Click here
P0500
Vehicle Speed Sensor "A"
1. Vehicle speed sensor
2. Vehicle speed sensor signal circuit
3. Combination meter
4. ECM
Comes on
DTC stored
Click here
P0504
Brake Switch "A" / "B" Correlation
1. Short in stop light switch signal circuit
2. Stop light switch
3. ECM
Does not come on
DTC stored
Click here
P0505
Idle Control System Malfunction
1. ETCS
2. Air induction system
3. PCV hose connection
4. ECM
Comes on
DTC stored
Click here
P0560
System Voltage
1. Open in back-up power source circuit
2. ECM
Comes on
DTC stored
Click here
P0604
Internal Control Module Random Access Memory (RAM) Error
ECM
Comes on
DTC stored
Click here
P0606
ECM / PCM Processor
ECM
Comes on (except when there is a malfunction in the ECM internal circuit)
DTC stored
Click here
P0607
Control Module Performance
ECM
Comes on (except when there is a malfunction in the ECM internal circuit)
DTC stored
Click here
P0617
Starter Relay Circuit High
1. Park/Neutral Position (PNP) switch
2. PNP switch
3. Cranking holding function circuit
4. ECM
Comes on
DTC stored
Click here
P0657
Actuator Supply Voltage Circuit / Open
ECM
Comes on
DTC stored
Click here
P0660
Intake Manifold Tuning Valve Control Circuit / Open (Bank 1)
1. Open or short in intake manifold tuning valve control circuit
2. Surge tank (intake air control valve)
3. ECM
Comes on
DTC stored
Click here
P0705
Transmission Range Sensor Circuit Malfunction (PRNDL Input)
1. Short in park/neutral position switch circuit
2. Park/neutral position switch
3. ECM
Comes on
DTC stored
Click here
P0724
Brake Switch "B" Circuit High
1. Short in stop light switch signal circuit
2. Stop light switch
3. ECM
Comes on
DTC stored
Click here
P1660
VSV for AICVS Circuit
1. Open or short in air intake control valve circuit
2. Air intake control valve
3. ECM
Comes on
DTC stored
Click here
P2102
Throttle Actuator Control Motor Circuit Low
1. Open in throttle actuator circuit
2. Throttle actuator
3. ECM
Comes on
DTC stored
Click here
P2103
Throttle Actuator Control Motor Circuit High
1. Short in throttle actuator circuit
2. Throttle actuator
3. Throttle valve
4. Throttle body assembly
5. ECM
Comes on
DTC stored
Click here
P2111
Throttle Actuator Control System - Stuck Open
1. Throttle actuator
2. Throttle body
3. Throttle valve
Comes on
DTC stored
Click here
P2112
Throttle Actuator Control System - Stuck Closed
1. Throttle actuator
2. Throttle body
3. Throttle valve
Comes on
DTC stored
Click here
P2118
Throttle Actuator Control Motor Current Range / Performance
1. Open in ETCS power source circuit
2. ETCS fuse
3. ECM
Comes on
DTC stored
Click here
P2119
Throttle Actuator Control Throttle Body Range / Performance
1. ETCS
2. ECM
Comes on
DTC stored
Click here
P2120
Throttle / Pedal Position Sensor / Switch "D" Circuit
1. Accelerator Pedal Position (APP) sensor
2. ECM
Comes on
DTC stored
Click here
P2121
Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance
1. Accelerator Pedal Position (APP) sensor
2. ECM
Comes on
DTC stored
Click here
P2122
Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input
1. APP sensor
2. Open in VCP1 circuit
3. Open or ground short in VPA circuit
4. ECM
Comes on
DTC stored
Click here
P2123
Throttle / Pedal Position Sensor / Switch "D" Circuit High Input
1. APP sensor
2. Open in EPA circuit
3. ECM
Comes on
DTC stored
Click here
P2125
Throttle / Pedal Position Sensor / Switch "E" Circuit
1. APP sensor
2. ECM
Comes on
DTC stored
Click here
P2127
Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input
1. APP sensor
2. Open in VCP2 circuit
3. Open or ground short in VPA2 circuit
4. ECM
Comes on
DTC stored
Click here
P2128
Throttle / Pedal Position Sensor / Switch "E" Circuit High Input
1. APP sensor
2. Open in EPA2 circuit
3. ECM
Comes on
DTC stored
Click here
P2135
Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
1. Short between VTA1 and VTA2 circuits
2. TP sensor (built into throttle body)
3. ECM
Comes on
DTC stored
Click here
P2138
Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
1. Short between VPA and VPA2 circuits
2. APP sensor
3. ECM
Comes on
DTC stored
Click here
P2195
Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor (bank 1 sensor 1) heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. Air induction system
7. Injector
8. ECM
Comes on
DTC stored
Click here
P2196
Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor (bank 1 sensor 1) heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. Air induction system
7. Injector
8. ECM
Comes on
DTC stored
Click here
P2197
Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor (bank 2 sensor 1) heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. Air induction system
7. Injector
8. ECM
Comes on
DTC stored
Click here
P2198
Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor (bank 2 sensor 1) heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. Air induction system
7. Injector
8. ECM
Comes on
DTC stored
Click here
P2238
Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2239
Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2241
Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2242
Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2252
Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2253
Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
1. Open or short in A/F sensor (bank 1 sensor 1) circuit
2. A/F sensor (bank 1 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2255
Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2256
Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
1. Open or short in A/F sensor (bank 2 sensor 1) circuit
2. A/F sensor (bank 2 sensor 1)
3. A/F sensor heater
4. A/F HTR relay
5. A/F sensor heater and relay circuits
6. ECM
Comes on
DTC stored
Click here
P2A00
A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
1. Open or short in A/F sensor circuit
2. A/F sensor
3. ECM
Comes on
DTC stored
Click here
P2A03
A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)
1. Open or short in A/F sensor circuit
2. A/F sensor
3. ECM
Comes on
DTC stored
Click here
U0101
Lost Communication with TCM
1. Open or short in TCM and ECM circuit
2. ECM
3. TCM
Comes on
DTC stored
Click here