Engine Controls - Diagnostics
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Pre-Check
- Readiness Monitor Drive Pattern
- Diagnostic Trouble Code Table
- Parts Location
- Terminals Of ECM
- Problem Symptoms Table
- DTC Tests
- DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1)
- DTC P0011: Camshaft Position "A" - Timing Over - Advanced or System Performance (Bank 1), DTC P0012: Camshaft Position "A" - Timing Over - Retarded (Bank 1)
- DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
- DTC P0031: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 1), DTC P0032: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 1), DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2), DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
- DTC P0100: Mass or Volume Air Flow Circuit, DTC P0102: Mass or Volume Air Flow Circuit Low Input, DTC P0103: Mass or Volume Air Flow Circuit High Input
- DTC P0101: Mass or Volume Air Flow Circuit Range/Performance Problem
- DTC P0110: Intake Air Temperature Circuit DTC P0112 Intake Air Temperature Circuit Low Input, DTC P0113: Intake Air Temperature Circuit High Input
- DTC P0115: Engine Coolant Temperature Circuit, DTC P0117: Engine Coolant Temperature Circuit Low Input, DTC P0118: Engine Coolant Temperature Circuit High Input
- DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem
- DTC P0120: Throttle/Pedal Position Sensor/Switch "A" Circuit, DTC P0122: Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input, DTC P0123: Throttle/Pedal Position Sensor/Switch "A" Circuit High Input
- DTC P0121: Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem
- DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control
- DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0130: Oxygen Sensor Circuit (Bank 1 Sensor 1), DTC P2195: Oxygen Sensor Signal Stuck Lean (Bank 1 Sensor 1), DTC P2196: Oxygen Sensor Signal Stuck Rich (Bank 1 Sensor 1)
- DTC P0133: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1)
- DTC P0134: Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
- DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
- DTC P0171: System too Lean (Bank 1), DTC P0172: System too Rich (Bank 1)
- DTC P0300: Random/Multiple Cylinder Misfire Detected, DTC P0301: Cylinder 1 Misfire Detected, DTC P0302: Cylinder 2 Misfire Detected, DTC P0303: Cylinder 3 Misfire Detected, DTC P0304: Cylinder 4 Misfire Detected
- DTC P0325: Knock Sensor 1 Circuit (Bank 1 or Single Sensor)
- DTC P0335: Crankshaft Position Sensor "A" Circuit, DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
- DTC P0340: Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor), DTC P0341: Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1)
- DTC P0351: Ignition Coil "A" Primary/Circuit, DTC P0352: Ignition Coil "B" Primary/Circuit, DTC P0353: Ignition Coil "C" Primary/Circuit, DTC P0354: Ignition Coil "D" Primary/Circuit
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0441: Evaporative Emission Control System Incorrect Purge Flow, DTC P0442: Evaporative Emission Control System Leak Detected (small leak), DTC P0446: Evaporative Emission Control System Vent Control Circuit, DTC P0456: Evaporative Emission Control System Leak Detected (very small leak)
- DTC P0451: Evaporative Emission Control System Pressure Sensor/Switch Range/Performance: DTC P0452 Evaporative Emission Control System Pressure Sensor/Switch Low Input: DTC P0453 Evaporative Emission Control System Pressure Sensor/Switch High Input
- DTC P0500: Vehicle Speed Sensor "A"
- DTC P0505: Idle Air Control System: DTC P0511 Idle Air Control Circuit
- DTC P0550: Power Steering Pressure Sensor/Switch Circuit: DTC P0552 Power Steering Pressure Sensor/Switch Circuit Low Input: DTC P0553 Power Steering Pressure Sensor/Switch Circuit HIGH Input
- DTC P0560: System Voltage
- DTC P0606: ECM/PCM Processor
- DTC P0617: Starter Relay Circuit High
- ECM Power Source Circuit
- Fuel Pump Control Circuit
- Stop Light Switch Circuit
- MIL Circuit