Engine - Diagnostics
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Pre-Check
- Registration
- Readiness Monitor Drive Pattern
- Problem Symptoms Table
- Terminals Of ECM
- Diagnostic Trouble Code Chart
- Parts Location
- Circuit Inspection
- 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, P0032: Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 1 Sensor 1)
- DTC P0037, P0038: Oxygen Sensor Heater Control Circuit Low/High (Bank 1 Sensor 2)
- DTC P0100, P0102, P0103: Mass Or Volume Air Flow Circuit Malfunction Low/High Input
- DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem
- DTC P0110, P0112, P0113: Intake Air Temperature Circuit Low/High Input
- DTC P0115, P0117, P0118: Engine Coolant Temperature Circuit Low/High Input
- DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem
- DTC P0120, P0122, P0123, P0220, P0222, P0223, P2135: Throttle/Pedal Position Sensor/Switch "A & B" Circuit Malfunction Low/High Input & Throttle/Pedal Position Sensor/Switch "A & B" Voltage Correction
- 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 P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
- DTC P0171, P0172: System Too Lean/Rich (Bank 1)
- DTC P0300, P0301, P0302, P0303, P0304: Random/Multiple Cylinder Misfire Detected & Cylinder 1-4 Misfire Detected
- DTC P0327, P0328: Knock Sensor 1 Circuit Low/High Input (Bank 1 Or Single Sensor)
- DTC P0335, P0339: Crankshaft Position Sensor "A" Circuit Malfunction/Intermittent
- DTC P0340, P0341: Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1 Or Single Sensor)
- DTC P0351, P0352, P0353, P0354: Ignition Coil "A-D" Primary/Secondary Circuit
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0441, P0446, P2418: Evaporative Emission Control System Incorrect Purge Flow/Vent Control Circuit/Valve Control Circuit/Open
- DTC P0442, P0455, P0456: Evaporative Emission Control System Leak Detected (Small Leak/Gross Leak/Very Small Leak)
- DTC P0451, P0452, P0453: Evaporative Emission Control System Pressure Sensor/Switch Range/Performance Low/High Input
- DTC P0500: Vehicle Speed Sensor Malfunction
- DTC P0504: Brake Switch "A"/"B" Correlation
- DTC P0505: Idle Air Control System
- DTC P0560: System Voltage
- DTC P0604, P0606, P0607, P0657: Internal Control Module Random Access Memory (Ram) Error, ECM/Pcm Processor, Control Module Performance & Actuator Supply Voltage Circuit/Open
- DTC P0617: Starter Relay Circuit High
- DTC P0630: VIN Not Programmed Of Mismatch - ECM/Pcm
- DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)
- DTC P2102, P2103: Throttle Actuator Control Motor Circuit Low/High
- DTC P2111, P2112: Throttle Actuator Control System-Stuck Open/Closed
- DTC P2118: Throttle Actuator Control Motor Current Range/Performance
- DTC P2119: Throttle Actuator Control Throttle Body Range Performance
- DTC P2120, P2122, P2123, P2125, P2127, P2128, P2138: Throttle/Pedal Position Sensor/Switch "D & E" Circuit Low/High Input & Throttle/Pedal Position Sensor/Switch "D & E" Voltage Correlation
- DTC P2121: Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance
- DTC P2195, P2196: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1) & Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
- DTC P2238, P2239, P2252, P2253: Oxygen Sensor Pumping Current Circuit Low/High (For A/F Sensor) (Bank 1 Sensor 1)
- DTC P2A00: A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
- ECM Power Source Circuit
- Fuel Pump Control Circuit
- Mil Circuit Malfunction