Diagnostic Trouble Codes (DTCS)
NOTE:
DTCs can only be retrieved by using a scan tool. Listed DTCs are retrieved using a generic scan tool. MUT II scan tool can be used, but it may not read all DTCs. DTCS listed are not used on all vehicles.
DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Possible Cause |
|---|---|---|
| P0100 | Volume Airflow (VAF) Sensor Circuit Failure | Connector, Harness Or Faulty VAF Sensor |
| P0105 | Barometric (BARO) Pressure Sensor Circuit Failure | Connector, Harness Or Faulty BARO Pressure Sensor |
| P0110 | Intake Air Temperature (IAT) Sensor Circuit Failure | Connector, Harness Or Faulty VAF Sensor |
| P0115 | Engine Coolant Temperature (ECT) Sensor Failure | Connector, Harness Or Faulty ECT Sensor |
| P0120 | Throttle Position (TP) Sensor Circuit Failure | Connector, Harness Or Faulty TP Sensor |
| P0125 | Excessive Time To Enter Closed Loop Fuel Control | Faulty Front HO2S, HO2S Connector/Harness Or Faulty Fuel Injector |
| P0130 | Front Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0135 | Front Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0136 | Rear Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0141 | Rear Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0150 | Front Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0155 | Front Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0156 | Rear Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0161 | Rear Heated Oxygen Sensor (HO2S) Circuit Failure | Connector, Harness Or Faulty HO2S |
| P0170 | Fuel Trim Failure | Intake Air Leaks, Cracked Exhaust Manifold, Faulty VAF Sensor Frequency, HO2S, Injector, Fuel Pressure, ECT, IAT Or BARO Pressure Sensor |
| P0173 | Fuel Trim Failure | Intake Air Leaks, Cracked Exhaust Manifold, Faulty VAF Sensor Frequency, HO2S, Injector, Fuel Pressure, ECT, IAT Or BARO Pressure Sensor |
| P0201 | Cylinder No. 1 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0202 | Cylinder No. 2 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0203 | Cylinder No. 3 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0204 | Cylinder No. 4 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0205 | Cylinder No. 5 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0206 | Cylinder No. 6 Injector Circuit Failure | Connector, Harness Or Faulty Injector |
| P0300 | Random Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0301 | Cylinder No. 1 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0302 | Cylinder No. 2 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0303 | Cylinder No. 3 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0304 | Cylinder No. 4 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0305 | Cylinder No. 5 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0306 | Cylinder No. 6 Misfire Detected | Connector Or Harness, Faulty Ignition Coil, Ignition Power Transistor, Spark Plug, Ignition Circuit, Injector, HO2S, Compression Pressure, Timing Belt, Air Intake System, Fuel Pressure, Or CKP Sensor |
| P0325 | Knock Sensor (KS) No. 1 Circuit Failure | Connector, Harness Or Faulty KS |
| P0335 | Crankshaft Position (CKP) Sensor Circuit Failure | Connector, Harness Or Faulty CKP Sensor |
| P0340 | Camshaft Position (CMP) Sensor Circuit Failure | Connector, Harness Or Faulty CMP Sensor |
| P0400 | Exhaust Gas Recirculation (EGR) Flow Failure | Connector, Harness, Faulty EGR Valve, EGR Solenoid, EGR Valve Control Vacuum Or Manifold Differential Pressure Sensor |
| P0403 | Exhaust Gas Recirculation (EGR) Solenoid Failure | Connector, Harness, Or Faulty EGR Solenoid |
| P0420 | Catalyst Efficiency Below Threshold | Cracked Exhaust Manifold Or Faulty Catalytic Converter |
| P0421 | Catalyst Efficiency Below Threshold | Faulty Exhaust Manifold Or Faulty Catalytic Converter |
| P0431 | Catalyst Efficiency Below Threshold | Faulty Exhaust Manifold Or Faulty Catalytic Converter |
| P0442 | Evaporative (EVAP) Emission Control System Leak Detected | Connector Or Harness, Faulty EVAP Purge Solenoid, Purge Control Valve, Or Vacuum Hose Routing |
| P0443 | Evaporative (EVAP) Emission Control System Purge Control Valve Circuit Malfunction | Connector, Harness Or Faulty EVAP Solenoid |
| P0446 | Evaporative (EVAP) Emission Control System Vent Control Malfunction | Connector, Harness Or Faulty EVAP Vent Solenoid |
| P0450 | Evaporative (EVAP) Emission Control System Pressure Sensor Malfunction | Connector Or Harness, Or Faulty Fuel Tank Differential Pressure Sensor |
| P0455 | Evaporative Emission (EVAP) Control System Large Leak Detected | Connector Or Harness, Faulty EVAP Purge Solenoid, Purge Control Valve, Or Vacuum Hose Routing |
| P0500 | Vehicle Speed Sensor (VSS) Circuit Failure | Connector Or Harness, Or Faulty VSS |
| P0505 | Idle Control System Failure | Connector Or Harness, Or Faulty IAC Motor |
| P0510 | Closed Throttle Position (TP) Switch Failure | Connector Or Harness, Or Faulty Closed TP Switch |
| P0551 | Power Steering Pressure (PSP) Sensor Circuit Performance | Connector Or Harness, Or Faulty PSP Sensor |
| P0705 | Transmission Range Sensor Circuit Failure | Connector Or Harness, Or Faulty PNP Switch |
| P1103 | Turbocharger Wastegate Solenoid Circuit Failure | Connector Or Harness, Faulty Wastegate Solenoid Or Actuator, Or Vacuum Hose Routing |
| P1104 | Turbocharger Wastegate Solenoid Circuit Failure | Connector Or Harness, Or Faulty Wastegate Solenoid |
| P1105 | Fuel Pressure Solenoid Failure | Connector Or Harness, Or Faulty Fuel Pressure Solenoid |
| P1400 | Manifold Differential Pressure (MDP) Sensor Circuit Failure | Connector Or Harness, Or Faulty MDP Sensor |
| P1600 | Serial Communication Link Malfunction | Connector Or Harness |
| P1715 | Pulse Generator Failure | Connector Or Harness, Or Faulty PG |
| P1750 | Solenoid Failure | Connector Or Harness, Faulty Converter Clutch Solenoid, Shift Control Solenoid, Or Pressure Control Solenoid |
| P1791 | Engine Coolant Temperature Level Input To TCM | Connector Or Harness |