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Engine Controls - Self-Diagnostics - With Codes Expand All (for easy ctrl-f) Collapse All Diagnostic Trouble Code Definitions Fault Diagnosis Wire Colors Diagnostic Tests Notes DTC P0101: Mass Airflow To Throttle Sensor Cross Check Fault DTC P0102 & P0103: Mass Air Flow Sensor Fault DTC P0112 & P0113: Air Intake Temperature Sensor Fault (In MAFS) DTC P0116, P0117 & P0118: Engine Coolant Temperature Sensor Fault DTC P0122 & P0123: Throttle Position Fault DTC P0130, P0132 & P0134: Oxygen Sensor Upstream Of Catalyst Bank A (Front Left Hand Sensor) DTC P0133: Oxygen Sensor Aging (Period) Upstream Bank A (Front Left Hand Sensor) DTC P0135: Oxygen Sensor Heater Upstream Of Catalyst Bank A (Front Left Hand Sensor) DTC P0136, P0137, P0138 & P0140: Oxygen Sensor Downstream Of Catalyst Bank A (Rear Left Hand Sensor) DTC P0139: Oxygen Sensor Aging Downstream Bank A (Rear Left Hand Sensor) DTC P0141: Oxygen Sensor Heater Downstream Of Catalyst Bank A (Rear Left Hand Sensor) DTC P0150, P0152 & P0154: Oxygen Sensor Upstream Of Catalyst Bank B (Front Right Hand Sensor) DTC P0153: Oxygen Sensor Aging (Period) Upstream Bank B (Front Right Hand Sensor) DTC P0155: Oxygen Sensor Heater Upstream Of Catalyst Bank B (Front Right Hand Sensor) DTC P0156, P0157, P0158 & P0160: Oxygen Sensor Downstream Of Catalyst Bank B (Rear Right Hand Sensor) DTC P0159: Oxygen Sensor Aging Downstream Bank B (Rear Right Hand Sensor) DTC P0161: Oxygen Sensor Heater Downstream Of Catalyst Bank B (Rear Right Hand Sensor) DTC P0171 & P0172: Fuelling Air Leak Adaption Bank A (Left) Out Of Range DTC P0171 & P0172: Fuelling Flow Rate Adaption Bank A (Left) Out Of Range DTC P0174 & P0175: Fuelling Air Leak Adaption Bank B (Right) Out Of Range DTC P0174 & P0175: Fuelling Flow Rate Adaption Bank B (Right) Out Of Range DTC P0201, P0261 & P0262: Injector 1 Circuit Fault DTC P0202, P0264 & P0265: Injector 2 Circuit Fault DTC P0203, P0267 & P0268: Injector 3 Circuit Fault DTC P0204, P0270 & P0271: Injector 4 Circuit Fault DTC P0205, P0273 & P0274: Injector 5 Circuit Fault DTC P0206, P0276 & P0277: Injector 6 Circuit Fault DTC P0207, P0279 & P0280: Injector 7 Circuit Fault DTC P0208, P0282 & P0283: Injector 8 Circuit Fault DTC P0300: Emission Relevant Misfire Multiple Cylinders DTC P0301: Emission Relevant Misfire Cylinder 1 DTC P0301: Severe (Catalyst Damaging) Misfire Cylinder 1 DTC P0302: Emission Relevant Misfire Cylinder 2 DTC P0302: Severe (Catalyst Damaging) Misfire Cylinder 2 DTC P0303: Emission Relevant Misfire Cylinder 3 DTC P0303: Severe (Catalyst Damaging) Misfire Cylinder 3 DTC P0304: Emission Relevant Misfire Cylinder 4 DTC P0304: Severe (Catalyst Damaging) Misfire Cylinder 4 DTC P0305: Emission Relevant Misfire Cylinder 5 DTC P0305: Severe (Catalyst Damaging) Misfire Cylinder 5 DTC P0306: Emission Relevant Misfire Cylinder 6 DTC P0306: Severe (Catalyst Damaging) Misfire Cylinder 6 DTC P0307: Emission Relevant Misfire Cylinder 7 DTC P0307: Severe (Catalyst Damaging) Misfire Cylinder 7 DTC P0308: Emission Relevant Misfire Cylinder 8 DTC P0308: Severe (Catalyst Damaging) Misfire Cylinder 8 DTC P0327 & P0328: Knock Sensor Fault Bank A (Left) DTC P0332 & P0333: Knock Sensor Fault Bank B (Right) DTC P0335: Fault Reading Crank Sensor Reference Mark DTC P0336: Fault Reading Crank Sensor Reference Mark DTC P0340: Camshaft Sensor Signal Out Of Sync With Crankshaft Sensor DTC P0412, P0413 & P0414: Secondary Air Power Stage Fault DTC P0418: Secondary Air Pump Power Stage Fault DTC P0420: Catalyst Has Deteriorated Bank A (Left) DTC P0430: Catalyst Has Deteriorated Bank B (Right) DTC P0440: Evaporative Control System Fault DTC P0442: Evaporative Control Small Leak Detected DTC P0446: Purge Canister Vent Seal Valve Fault DTC P0447, P0448 & P0449: Purge Canister Vent Seal Valve Circuit Fault DTC P0451, P0452 & P0453: Fuel Tank Pressure Sensor Signal Fault DTC P0455: Evaporative Control Large Leak Detected DTC P0500 & P0501: Vehicle Speed Sensor Signal Fault DTC P0505: Blocked Or Jammed Idle Air Control Valve DTC P0560, P0562 & P0563: ECM Measures Battery Voltage As Invalid DTC P0600: Can Interface Timeout To Transmission Control Unit DTC P0601: ECM Self Check Fail ROM DTC P0603: ECM Has Detected Fault Memory Problem DTC P0603: ECM SELF CHECK FAIL xRAM DTC P0604: ECM SELF CHECK FAIL iRAM DTC P0606: Knock Sensor ECM Self Test Pulse Fault DTC P0606: Knock Sensor ECM Self Test Zero Pulse Fault DTC P0650: Mil Circuit Fault DTC P0654: Engine Speed Signal Output Circuit Fault DTC P0703: SOLENOID VALVE LOCKUP CLUTCH CHECK (S/C TO +12 volt) DTC P0705: Position (PRND) Switch Monitoring Fault DTC P0705: Position Switch Monitoring During Cranking Fault DTC P0721: Downshift Safety Monitoring Fault DTC P0722: Stall Speed Monitoring DTC P0731: Gear Ratio Fault (1ST Gear) DTC P0732: Gear Ratio Fault (2ND Gear) DTC P0733: Gear Ratio Fault (3RD Gear) DTC P0734: Gear Ratio Fault (4TH Gear) DTC P0741: Lock-Up Clutch Monitoring DTC P0743: Solenoid Valve Lockup Clutch S/C To Vehicle Ground Or O/C DTC P0748: Pressure Regulator Check (S/C To 12 Volt) DTC P0748: Pressure Regulator S/C To Vehicle Ground Or O/C DTC P0753: Solenoid Valve 1 Check (S/C To +12 Volt) DTC P0753: Solenoid Valve 1 S/C To Vehicle Ground Or O/C DTC P0758: Solenoid Valve 2 Check (S/C To +12 Volt) DTC P0758: Solenoid Valve 2 S/C To Vehicle Ground Or O/C DTC P1129: Upstream Oxygen Sensors (Swapped) DTC P1170: Oxygen Sensor Aging (Characteristic Shift) Upstream Bank A (Front Left Hand Sensor) DTC P1173: Oxygen Sensor Aging (Characteristic Shift) Upstream Bank B (Front Right Hand Sensor) DTC P1230, P1231 & P1232: Fuel Pump Relay Circuit Fault DTC P1300: Severe (Catalyst Damaging) Misfire - Multiple Cylinders DTC P1319: Misfire Detected With Low Or Empty Fuel Tank DTC P1412, P1413 & P1414: Secondary Air System Functionality Bank 1 DTC P1415, P1416 & P1417: Secondary Air System Functionality Bank 1 DTC P1510, P1513 & P1514: Idle Air Control Valve Opening Coil Fault DTC P1535: AIRCON Signal Fault DTC P1551, P1552 & P1553: Idle Air Control Valve Closing Coil Fault DTC P1562: Battery Supply Fault DTC P1590, P1591 & P1592: Abs Rough Road Signal Fault DTC P1601: Ecu Internal Fault - EEPROM Checksum DTC P1602: Engine Speed Signal Can Message From ECM Invalid DTC P1606: Ecu Internal Fault - EEPROM Communication DTC P1606: Ecu Internal Fault - Watch Dog Check DTC P1612: HIGHSIDE Switch Control Cannot Switch On Or Has S/C To Vehicle Ground DTC P1613: HIGHSIDE Switch Control Cannot Switch Off Or Has S/C To +12 Volt DTC P1663, P1664 & P1665: Throttle/Torque Signal Output Circuit Fault DTC P1666, P1667 & P1668: Immobilizer Code Not Received From Alarm Ecu DTC P1672, P1673 & P1674: Immobilizer Code From Anti Theft Alarm Incorrect DTC P1700: Low Range Signal Fault DTC P1705: Range Switch Circuit Fault DTC P1776: Gearbox Torque Signal Problem (Can Link) DTC P1810: Message Line 1 Open Circuit Or Short Circuit To 12 Volt Or Ground DTC P1810: Message Line 2 Open Circuit Or Short Circuit To 12 Volt Or Ground DTC P1841: Transmission Ecu Is Receiving Corrupted Messages From The Engine Management ECM DTC P1842: Gearbox Ecu & Engine Management ECM Have Incompatible Can Level DTC P1843: Transmission Ecu To Engine Management ECM Can Link Timeout DTC P1884: Air Intake Temperature Signal Can Message From ECM Invalid DTC P1884: Can Messages For Altitude Correction From ECM Invalid DTC P1884: Engine Coolant Temperature Signal Can Message From ECM Invalid DTC P1884: Engine Friction Can Message From ECM Invalid DTC P1884: Engine Speed Signal Can Message From ECM Invalid DTC P1884: Road Speed Can Message From ECM Invalid DTC P1884: Throttle Angle Can Message From ECM Invalid DTC P1884: Torque Signal Can Message From ECM Invalid