Engine Controls - Self-Diagnostics - With Codes
- Introduction
- Self-Diagnostic System
- Test Equipment
- Diagnostic Trouble Code Identification
- Connector Identification
- Diagnostic Tests
- Notes
- Repair Procedure
- Relieving Fuel Pressure
- Repair Confirmation Drive Cycle
- DTC P0100 & P0101: Mass Or Volume Airflow Circuit
- DTC P0102 & P0103: Mass Or Volume Airflow Circuit Low/High Input
- DTC P0111, P0112 & P0113: Intake Air Temperature (IAT) Sensor Circuit
- DTC P0115, P0116, P0117 & P0118: Engine Coolant Temperature (ECT) Sensor Circuit
- DTC P0120, P0122 & P0123: Throttle Position (TP) Sensor Circuit
- DTC P0130-P0138, P0140-P0141, P0150-P0158, P0160-P161, P1129, P1170 & P1173: Ho2S Circuit Malfunction
- DTC P0170-P0175, P1171-P1172 & P1174-P1175: Fuel Trim Malfunction, System Too Lean Or Rich
- DTC P0201-P0208, P0261-P0262, P0264-P0265, P0267-P0268, P0270-P0271, P0273-P0274, P0276-P0277, P0279-P0280, & P0282-P0283: Fuel Injector Circuit Malfunction
- DTC P0300-P0308, P1300-P1308 & P1319: Misfire Detected In One Or More Cylinders
- DTC P0325, P0327-P0328, P0330 & P0332-P0333: Knock Sensor (KS) Malfunction
- DTC P0335 & P0336: Crankshaft Position (CKP) Sensor Malfunction
- DTC P0340: Camshaft Position (CMP) Sensor Malfunction
- DTC P0412-P0414 & P0418: Secondary Air Injection (SAI) Malfunction
- DTC P0420 & P0430: Catalytic Converter Efficiency Low
- DTC P0440-P0441, P0443-P0445: EVAP Control System Purge Control Valve Malfunction
- DTC P0442 & P0455: EVAP Control System Leak Detected
- DTC P0446-P0449: EVAP System Vent Control Malfunction
- DTC P0450-P0453: Fuel Tank Pressure Sensor Malfunction
- DTC P0460-P0463: Fuel Level Sensor Malfunction
- DTC P0500-P0502: Vehicle Speed Sensor (VSS) Signal Malfunction
- DTC P0505, P1509, P1510, P1513, P1514 & P1550-P1553: Idle Control System Malfunction
- DTC P0560-P0563: Battery & Charging System Voltage Inconsistent
- DTC P0600 & P1776: Controller Area Network (Can) Malfunction
- DTC P0601, P0603, P0604, P0606: ECM Data Corrupted
- DTC P0650: Malfunction Indicator Light (Mil) Control Circuit Malfunction
- DTC P0653: Engine Rpm Output Circuit Malfunction
- DTC P1129: Primary Ho2S Circuit Malfunction
- DTC P1170 & P1173: Downstream Fuel Trim Malfunction
- DTC P1171 & P1172: System Too Lean Or Rich (Bank 1)
- DTC P1174-P1175: System Too Lean Or Rich (Bank 2)
- DTC P1230-P1232: Fuel Pump Relay Malfunction
- DTC P1300-P1308 & P1319: Misfire Detected
- DTC P1412-P1417: Secondary Air Injection (SAI) System Malfunction
- DTC P1509, P1510, P1513 & P1514: Idle Air Control (IAC) Valve Opening Stepper Motor Malfunction
- DTC P1535-P1538: A/C Compressor Request Malfunction
- DTC P1550-P1553: Idle Air Control (IAC) Valve Closing Stepper Motor Malfunction
- DTC P1590-P1592: Abs - Rough Road Signal Circuit Malfunction
- DTC P1663-P1665: Throttle Angle/Torque Signal Circuit Malfunction
- DTC P1666-1668 & P1672-P1674: Engine Anti-Theft Signal Circuit Malfunction
- DTC P1669-P1671: ECM Cooling Fan Circuit Malfunction
- DTC P1700-P1703 & P1708: Transfer Case Malfunction