Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0030, P0036, P0050, or P0056 | Heater Control Circuit Sensor |
| DTC P0031, P0037, P0051, or P0057 | Heater Control Circuit Low Voltage |
| DTC P0032, P0038, P0052, or P0058 | HO2S Heater Control Circuit High Voltage |
| DTC P0101 | Mass Air Flow (MAF) Sensor Performance |
| DTC P0102 | Mass Air Flow (MAF) Sensor Circuit Low Voltage |
| DTC P0103 | Mass Air Flow (MAF) Sensor Circuit High Voltage |
| DTC P0106 | Manifold Absolute Pressure (MAP) Sensor Performance |
| DTC P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage. |
| DTC P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage |
| DTC P0111 | Intake Air Temperature (IAT) Sensor Performance |
| DTC P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage |
| DTC P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage |
| DTC P0116 | Engine Coolant Temperature (ECT) Sensor Malfunction |
| DTC P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage |
| DTC P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage |
| DTC P0119 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent |
| DTC P0121 | Throttle Position (TP) Sensor Performance |
| DTC P0122 | Throttle Position (TP) Sensor Circuit Low Voltage |
| DTC P0123 | Throttle Position (TP) Sensor Circuit High Voltage |
| DTC P0125 | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control |
| DTC P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature |
| DTC P0131 or P0151 | The ECM detects one of the following conditions: |
| DTC P0132 or P0152 | The ECM detects that the HO2S voltage is more than 1200 mV for 15 seconds. |
| DTC P0133 or P0153 | HO2S Slow Response |
| DTC P0134 or P0154 | HO2S Insufficient Activity |
| DTC P0137 or P0157 | HO2S Circuit Low Voltage |
| DTC P0139 or P0159 | HO2S Slow Response |
| DTC P0140 or P0160 | HO2S Insufficient Activity |
| DTC P0171 or P0174 | Fuel Trim System Lean |
| DTC P0172 or P0175 | Fuel Trim System Rich |
| DTC P0222 | Idle Speed Control (ISC) Motor Position Sensor Circuit Low Voltage |
| DTC P0223 | Idle Speed Control (ISC) Motor Position Sensor Circuit High Voltage |
| DTC P0230 | Fuel Pump Relay Control Circuit Low Voltage |
| DTC P0261, P0264, P0267, P0270, P0273, or P0276 | Injector Control Circuit Low Voltage |
| DTC P0262, P0265, P0268, P0271, P0274, or P0277 | Injector Control Circuit High Voltage |
| DTC P0300 | Engine Misfire Detected |
| DTC P0301-P0306 | Cylinder Misfire Detected |
| DTC P0329 | Knock Sensor (KS) 1 Circuit. |
| DTC P0334 | Knock Sensor (KS) 2 Circuit. |
| DTC P0335 | Crankshaft Position (CKP) Sensor Circuit |
| DTC P0336 | Crankshaft Position (CKP) Sensor Performance |
| DTC P0337 | Crankshaft Position (CKP) Sensor Circuit Low Duty Cycle |
| DTC P0341 | Camshaft Position (CMP) Sensor Performance |
| DTC P0342 | Camshaft Position (CMP) Sensor. |
| DTC P0351-P0356 | Ignition Coil Control Circuit Malfunction |
| DTC P0400 | Exhaust Gas Recirculation (EGR) Flow Incorrect |
| DTC P0401 | Exhaust Gas Recirculation (EGR) Flow Insufficient |
| DTC P0402 | Exhaust Gas Recirculation (EGR) Flow Excessive |
| DTC P0403 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit |
| DTC P0404 | Exhaust Gas Recirculation (EGR) Open Position Performance |
| DTC P0405 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage |
| DTC P0406 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage |
| DTC P0420 or P0430 | Catalyst System Low Efficiency Bank |
| DTC P0441 | Evaporative Emissions (EVAP) System Continuous Purge Flow |
| DTC P0442 | Evaporative Emissions (EVAP) Small Leak Detected |
| DTC P0444 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit Low Voltage |
| DTC P0445 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit Shorted. |
| DTC P0447 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit Low Voltage |
| DTC P0448 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit Shorted |
| DTC P0449 | Evaporative Emission (EVAP) Canister Purge Valve Malfunction |
| DTC P0451 | Fuel Tank Pressure (FTP) Sensor Performance. |
| DTC P0452 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage |
| DTC P0453 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage |
| DTC P0454 | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent. |
| DTC P0455 | Evaporative Emission (EVAP) System Large Leak Detected |
| DTC P0456 | Evaporative Emissions (EVAP) Very Small Leak Detected |
| DTC P0501 | Vehicle Speed Sensor (VSS) Performance |
| DTC P0510 | Idle Position Switch Circuit |
| DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 | DTC P0601 Control Module Read Only Memory (ROM) DTC P0604 Control Module Random Access Memory (RAM) DTC P0605 Control Module Programming Read Only Memory (ROM) |
| DTC P0650 | Malfunction Indicator Lamp (MIL) Control Circuit Low Voltage |
| DTC P0654 | Engine Speed Output Circuit |
| DTC P0656 | Fuel Level Output Circuit |
| DTC P0661 | Intake Manifold Tuning (IMT) Valve Solenoid Control Circuit Low Voltage |
| DTC P0662 | Intake Manifold Tuning (IMT) Valve Solenoid Control Circuit High Voltage |
| DTC P0700 | Transmission Control Module (TCM) Requested MIL Illumination |
| DTC P1171 or P1174 | The Short Term fuel trim cell is more than 49 percent for 29 seconds. |
| DTC P1172 or P1175 | The Short Term fuel trim cell is more than -49 percent for 29 seconds. |
| DTC P1231 | Fuel Pump Relay Control Circuit High Voltage |
| DTC P1320 | Crankshaft Position (CKP) System Variation Not Learned |
| DTC P1321 | Crankshaft Position (CKP) Reluctor Wheel Performance. |
| DTC P1382 | Wheel Speed Sensor Circuit |
| DTC P1504 | TCM Communication Performance |
| DTC P1562 | System Voltage Low |
| DTC P1563 | System Voltage High |
| DTC P1610 | Engine Controls Ignition Relay Control Circuit High Voltage |
| DTC P1611 | Engine Controls Ignition Relay Control Circuit Low Voltage |
| DTC P1615 | Control Module Not Programmed |
| DTC P1628 | Theft Deterrent Fuel Enable Signal Not Received |
| DTC P1629 | Invalid Data Received From Vehicle Immobilizer Control Module |
| DTC P1650 | Malfunction Indicator Lamp (MIL) Control Circuit High Voltage |
| DTC P1668 | Engine Coolant Temperature (ECT) Output Circuit |
| DTC P2096 or P2098 | Post Catalyst Fuel Trim System Low Limit Bank |
| DTC P2101 | Idle Speed Control (ISC) Motor Control Circuit |
| DTC P2118 | Idle Speed Control (ISC) System |
| DTC P2119 | Idle Speed Control (ISC) System Performance |
| DTC P2422 | Evaporative Emissions (EVAP) Vent System Performance |