Engine Controls - Self-Diagnostics - SEPHIA & Spectra
- Introduction
- Self-Diagnostic System
- Connector Identification
- Diagnostic Trouble Codes
- Notes
- DTC P0101: Mass Airflow (MAF) Sensor Range/Performance Problem
- DTC P0102: Mass Airflow (MAF) Sensor Circuit Low Input
- DTC P0103: Mass Airflow (MAF) Sensor Circuit High Input
- DTC P0111: Intake Air Temperature (IAT) Sensor Circuit Malfunction
- DTC P0112: Intake Air Temperature (IAT) Sensor Circuit Low Input
- DTC P0113: Intake Air Temperature (IAT) Sensor Circuit High Input
- DTC P0116: Engine Coolant Temperature (ECT) Sensor Range/Performance Malfunction, Or DTC P0125: Excessive Time To Enter Closed Loop
- DTC P0117: Engine Coolant Temperature (ECT) Sensor Circuit Low Input
- DTC P0118: Engine Coolant Temperature (ECT) Sensor Circuit High Input
- DTC P0122: Throttle Position (TP) Sensor Circuit Low Input
- DTC P0123: Throttle Position (TP) Sensor Circuit High Input
- DTC P0125: Excessive Time To Enter Closed Loop
- DTC P0128: Coolant Thermostat Stuck Open
- DTC P0130: Front Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0131: Front Heated Oxygen Sensor (Ho2S) Circuit Low Voltage
- DTC P0132: Front Heated Oxygen Sensor (Ho2S) Circuit High Voltage
- DTC P0133: Front Heated Oxygen Sensor (Ho2S) Slow Response
- DTC P0134: No Front Heated Oxygen Sensor (Ho2S) Activity Detected
- DTC P0135: Front Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0136: Rear Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0137: Rear Heated Oxygen Sensor (Ho2S) Circuit Low Voltage
- DTC P0138: Rear Heated Oxygen Sensor (Ho2S) Circuit High Voltage
- DTC P0139: Rear Heated Oxygen Sensor (Ho2S) Circuit Slow Response
- DTC P0140: No Rear Heated Oxygen Sensor (Ho2S) Activity Detected
- DTC P0141: Rear Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0171: System Too Lean
- DTC P0172: System Too Rich
- DTC P0201-P0204: Fuel Injectors No. 1-4 Circuit Malfunction
- DTC P0300-P0304: Random/Multiple Cylinder Misfire Detected
- DTC P0335: Crankshaft Position Sensor (CKP) Circuit Malfunction
- DTC P0336: Crankshaft Position (CKP) Sensor Circuit Range/Performance Malfunction
- DTC P0342: Camshaft Position (CMP) Sensor Circuit Low Input
- DTC P0343: Camshaft Position (CMP) Sensor Circuit High Input
- DTC P0422: Catalyst Efficiency Below Threshold
- DTC P0441: EVAP System Incorrect Purge Flow, DTC P0442: EVAP System Leak Detected (Small), Or DTC P0455: EVAP System Leak Detected (Large)
- DTC P0442: EVAP System Leak Detected (Small)
- DTC P0443: EVAP System Purge Control Circuit Malfunction
- DTC P0455: EVAP System Leak Detected (Large)
- DTC P0460: Fuel Level Sensor Circuit Malfunction
- DTC P0501: Vehicle Speed Sensor (VSS) Range/Performance Malfunction
- DTC P0506: Idle Air Control (IAC) System Idle Low, Or DTC P0507: Idle Air Control (IAC) System Idle High
- DTC P0560: System Voltage Malfunction
- DTC P0601: Engine Control Module (ECM) Check Sum Error, Or DTC P0604: Engine Control Module (ECM) Ram Error
- DTC P0650: Mil Circuit Malfunction
- DTC P1307: Chassis Acceleration Sensor (CAS) Signal Malfunction, DTC P1308: Chassis Acceleration Sensor (CAS) Signal Low Input, Or DTC P1309: Chassis Acceleration Sensor (CAS) Signal High Input
- P1386: Knock Sensor Circuit Malfunction
- P1446: Leak Detection Pump Valve Circuit Malfunction
- DTC P1447: Leak Detection Pump Circuit Malfunction
- DTC P1448: Leak Detection Pump Malfunction
- DTC P1458: A/C Compressor Control Signal Malfunction
- DTC P1505: Idle Air Control (IAC) Valve Opening Coil Signal Low, Or DTC P1506: Idle Air Control (IAC) Valve Opening Coil Signal High
- DTC P1507: Idle Air Control (IAC) Valve Closing Coil Signal Low, Or DTC P1508: Idle Air Control (IAC) Valve Closing Coil Signal High
- DTC P1586: Automatic Transaxle (A/T) Or Manual Transaxle (M/T) Codification
- DTC P1611: Malfunction Indicator Light (Mil) Request Circuit Voltage Low, Or DTC P1614: Malfunction Indicator Light (Mil) Request Circuit Voltage High
- DTC P1624: Malfunction Indicator Light (Mil) Request Circuit Malfunction
- DTC P1673: Cooling Fan Circuit Malfunction