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Diagnostic Trouble Code Identification

DIAGNOSTIC TROUBLE CODE IDENTIFICATION

Code (1) Description
P0030  Front HO2S Heater Malfunction
P0036  Rear HO2S Heater Malfunction
P0100  MAF Circuit Malfunction
P0101  MAF Sensor Circuit Range/Performance Malfunction
P0110  IAT Sensor Circuit Malfunction
P0111  IAT Sensor Circuit Range/Performance Malfunction
P0115  ECT Sensor Circuit Malfunction
P0116  ECT Sensor Range/Performance Malfunction
P0120  TP Sensor Circuit Malfunction
P0121  TP Sensor Circuit Range/Performance Malfunction
P0125  Insufficient Coolant Temperature To Enter Closed Loop
P0128  Coolant Thermostat Stuck Open
P0130  Front HO2S Circuit Malfunction
P0133  Front HO2S Circuit Slow Response
P0134  No Front HO2S Activity Detected
P0135  Front HO2S Heater Current Malfunction
P0136  Rear HO2S Circuit Malfunction
P0139  Rear HO2S Circuit Slow Response
P0140  No Rear HO2S Activity Detected
P0141  Rear HO2S Heater Current Malfunction
P0170  Fuel System Malfunction (Adaptive)
P0171  System Too Lean
P0172  System Too Rich
P0201  Fuel Injector No. 1 Circuit Malfunction
P0202  Fuel Injector No. 2 Circuit Malfunction
P0203  Fuel Injector No. 3 Circuit Malfunction
P0204  Fuel Injector No. 4 Circuit Malfunction
P0300  Random/Multiple Cylinder Misfire
P0301  Cylinder No. 1 Misfire Detected
P0302  Cylinder No. 2 Misfire Detected
P0303  Cylinder No. 3 Misfire Detected
P0304  Cylinder No. 4 Misfire Detected
P0325  Knock Sensor Circuit Malfunction
P0335  Crankshaft Position Sensor Circuit Malfunction
P0340  Camshaft Position Sensor Circuit Low Input
P0422  Main Catalyst Efficiency Below Threshold
P0440  EVAP Control System Malfunction
P0442  EVAP System Leak Detected (Small 1.0mm)
P0443  EVAP System Purge Control Valve Circuit Malfunction
P0446  EVAP System Vent Control Malfunction
P0450  EVAP System Pressure Sensor Malfunction
P0451  EVAP System Pressure Sensor Range/Performance Malfunction
P0455  EVAP System Leak Detected (Large)
P0456  EVAP System Leak Detected (Small 0.5mm)
P0501  VSS Range/Performance Malfunction
P0506  IAC System Idle Low
P0507  IAC System Idle High
P0562  System voltage Low
P0563  System voltage High
P0601  ECM Check Sum Error
P0650  Mil Circuit Malfunction
P1505  IAC Valve Opening Coil Signal Low
P1506  IAC Valve Opening Coil Signal High
P1507  IAC Valve Closing Coil Signal Low
P1508  IAC Valve Closing Coil Signal High
P1586  A/T Or M/T Codification
P1640  Main Relay Malfunction
P1693  TCM MIL Circuit Malfunction
(1) For diagnosis, of transmission codes, see DIAGNOSIS - FA4AK article in AUTOMATIC TRANSMISSIONS.