Diagnostic Code Index
WARNING: This page is about a different car, the 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0010 or P0011 | P0010: Intake Camshaft Position (CMP) Actuator Solenoid Control Circuit P0011: Intake Camshaft Position (CMP) System Performance |
| DTC P0013 or P0014 | P0013: Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit P0014: Exhaust Camshaft Position (CMP) System Performance |
| DTC P0016 or P0017 | P0016: Crankshaft Position (CKP) - Intake Camshaft Position (CMP) Correlation P0017: Crankshaft Position (CKP) - Exhaust Camshaft Position (CMP) Correlation |
| DTC P0030, P0031, P0032, P0053, or P0135 | P0030: HO2S Heater Control Circuit Sensor 1 P0031: HO2S Heater Control Circuit Low Voltage Sensor 1 P0032: HO2S Heater Control Circuit High Voltage Sensor 1 P0053: HO2S Heater Resistance Sensor 1 P0135: HO2S Heater Performance Sensor 1 |
| DTC P0033, P0034, or P0035 | P0033: Turbocharger Bypass Valve Solenoid Control Circuit P0034: Turbocharger Bypass Valve Solenoid Control Circuit Low Voltage P0035: Turbocharger Bypass Valve Solenoid Control Circuit High Voltage |
| DTC P0036, P0037, P0038, or P0141 | P0036: HO2S Heater Control Circuit Sensor 2 P0037: HO2S Heater Control Circuit Low Voltage Sensor 2 P0038: HO2S Heater Control Circuit High Voltage Sensor 2 P0141: HO2S Heater Performance Sensor 2 |
| DTC P0087, P0088, or P0089 | P0087: Fuel Rail Pressure (FRP) Too Low P0088: Fuel Rail Pressure (FRP) Too High P0089: Fuel Pressure Regulator Performance |
| DTC P0090, P0091, or P0092 | P0090: Fuel Pressure Regulator Control Circuit P0091: Fuel Pressure Regulator Solenoid 1 Control Circuit Low Voltage P0092: Fuel Pressure Regulator Solenoid 1 Control Circuit High Voltage |
| DTC P0096, P0097, P0098, or P0099 | P0096: Intake Air Temperature (IAT) Sensor 2 Performance P0097: Intake Air Temperature (IAT) Sensor 2 Circuit Low Voltage P0098: Intake Air Temperature (IAT) Sensor 2 Circuit High Voltage P0099: Intake Air Temperature (IAT) Sensor 2 Circuit Intermittent |
| DTC P0100, P0102, or P0103 | P0100: Mass Air Flow (MAF) Sensor Circuit P0102: Mass Air Flow (MAF) Sensor Circuit Low Frequency P0103: Mass Air Flow (MAF) Sensor Circuit High Frequency |
| DTC P0101 | P0101: Mass Air Flow (MAF) Sensor Performance |
| DTC P0106 | P0106: Manifold Absolute Pressure (MAP) Sensor Performance |
| DTC P0107 or P0108 | P0107: Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage P0108: Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage |
| DTC P0112, P0113, or P0114 | P0112: Intake Air Temperature (IAT) Sensor Circuit Low Voltage P0113: Intake Air Temperature (IAT) Sensor Circuit High Voltage P0114: Intake Air Temperature (IAT) Sensor Circuit Intermittent |
| DTC P0116 | P0116: Engine Coolant Temperature (ECT) Sensor Performance |
| DTC P0117, P0118, or P0119 | P0117: Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage P0118: Engine Coolant Temperature (ECT) Sensor Circuit High Voltage P0119: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent |
| DTC P0121, P0122, or P0123 | P0121: Throttle Position (TP) Sensor 1 Performance P0122: Throttle Position (TP) Sensor 1 Circuit Low Voltage P0123: Throttle Position (TP) Sensor 1 Circuit High Voltage |
| DTC P0128 | P0128: Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature |
| DTC P0130-P0133, P2195, P2196, or 2297 | P0130: HO2S Circuit Closed Loop (CL) Performance Sensor 1 P0131: HO2S Circuit Low Voltage Sensor 1 P0132: HO2S Circuit High Voltage Sensor 1 P0133: HO2S Slow Response Sensor 1 P2195: HO2S Signal Biased Lean Sensor 1 P2196: HO2S Signal Biased Rich Sensor 1 P2297: HO2S Performance During Decel Fuel Cut-Off (DFCO) Sensor 1 |
| DTC P0137, P0138, P013A, P013E, P0140, P2232, P2270, or P2271 | P0137: HO2S Circuit Low Voltage Sensor 2 P0138: HO2S Circuit High Voltage Sensor 2 P013A: HO2S Slow Response Rich to Lean Sensor 2 P013E: HO2S Delayed Response Rich to Lean Sensor 2 P0140: HO2S Circuit Insufficient Activity Sensor 2 P2232: HO2S Signal Circuit Shorted to Heater Circuit Sensor 2 P2270: HO2S Signal Stuck Lean Sensor 2 P2271: HO2S Signal Stuck Rich Sensor 2 |
| DTC P0191, P0192, or P0193 | P0191: Fuel Rail Pressure (FRP) Sensor Performance P0192: Fuel Rail Pressure (FRP) Sensor Circuit Low Voltage P0193: Fuel Rail Pressure (FRP) Sensor Circuit High Voltage |
| DTC P0201-P0204, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P2146, P2149, P2152, or P2155 | P0201: Injector 1 Control Circuit P0202: Injector 2 Control Circuit P0203: Injector 3 Control Circuit P0204: Injector 4 Control Circuit P0261: Injector 1 Control Circuit Low Voltage P0262: Injector 1 Control Circuit High Voltage P0264: Injector 2 Control Circuit Low Voltage P0265: Injector 2 Control Circuit High Voltage P0267: Injector 3 Control Circuit Low Voltage P0268: Injector 3 Control Circuit High Voltage P0270: Injector 4 Control Circuit Low Voltage P0271: Injector 4 Control Circuit High Voltage P2146: Injector Positive Voltage Control Circuit Group 1 P2149: Injector Positive Voltage Control Circuit Group 2 P2152: Injector Positive Voltage Control Circuit Group 3 P2155: Injector Positive Voltage Control Circuit Group 4 |
| DTC P0221, P0222, or P0223 | P0221: Throttle Position (TP) Sensor 2 Performance P0222: Throttle Position (TP) Sensor 2 Circuit Low Voltage P0223: Throttle Position (TP) Sensor 2 Circuit High Voltage |
| DTC P0234 or P0299 | P0234: Turbocharger Engine Overboost P0299: Turbocharger Engine Underboost |
| DTC P0236, P0237, or P0238 | P0236: Turbocharger Boost System Performance P0237: Turbocharger Boost Sensor Circuit Low Voltage P0238: Turbocharger Boost Sensor Circuit High Voltage |
| DTC P0243, P0245, or P0246 | P0243: Turbocharger Wastegate Solenoid Control Circuit P0245: Turbocharger Wastegate Solenoid Control Circuit Low Voltage P0246: Turbocharger Wastegate Solenoid Control Circuit High Voltage |
| DTC P029D, P02A1, P02A5, or P02A9 | P029D: Injector 1 Leak P02A1: Injector 2 Leak P02A5: Injector 3 Leak P02A9: Injector 4 Leak |
| DTC P0300-P0304 | P0300: Engine Misfire Detected P0301: Cylinder 1 Misfire Detected P0302: Cylinder 2 Misfire Detected P0303: Cylinder 3 Misfire Detected P0304: Cylinder 4 Misfire Detected |
| DTC P0324, P0326, P0327, P0328, P0331, P0332, or P0333 | P0324: Knock Sensor (KS) Performance P0326: Knock Sensor (KS) 1 Performance P0327: Knock Sensor (KS) 1 Circuit Low Voltage P0328: Knock Sensor (KS) 1 Circuit High Voltage P0331: Knock Sensor (KS) 2 Performance P0332: Knock Sensor (KS) 2 Circuit Low Voltage P0333: Knock Sensor (KS) 2 Circuit High Voltage |
| DTC P0335, P0336, or P0338 | P0335: Crankshaft Position (CKP) Sensor Circuit P0336: Crankshaft Position (CKP) Sensor Performance P0338: Crankshaft Position (CKP) Sensor Circuit High Duty Cycle |
| DTC P0341, P0342, or P0343 | P0341: Intake Camshaft Position (CMP) Sensor Performance P0342: Intake Camshaft Position (CMP) Sensor Circuit Low Voltage P0343: Intake Camshaft Position (CMP) Sensor Circuit High Voltage |
| DTC P0351-P0354 | P0351: Ignition Coil 1 Control Circuit P0352: Ignition Coil 2 Control Circuit P0353: Ignition Coil 3 Control Circuit P0354: Ignition Coil 4 Control Circuit |
| DTC P0366, P0367, or P0368 | P0366: Exhaust Camshaft Position (CMP) Sensor Performance P0367: Exhaust Camshaft Position (CMP) Sensor Circuit Low Voltage P0368: Exhaust Camshaft Position (CMP) Sensor Circuit High Voltage |
| DTC P0420 | P0420: Catalyst System Low Efficiency |
| DTC P0442 | P0442: Evaporative Emission (EVAP) System Small Leak Detected |
| DTC P0443, P0449, P0458, P0459, P0498, or P0499 | P0443: Evaporative Emission (EVAP) Purge Solenoid Control Circuit P0449: Evaporative Emission (EVAP) Vent Solenoid Control Circuit P0458: Evaporative Emission (EVAP) Purge Solenoid Control Circuit Low Voltage P0459: Evaporative Emission (EVAP) Purge Solenoid Control Circuit High Voltage P0498: Evaporative Emission (EVAP) Vent Solenoid Control Circuit Low Voltage P0499: Evaporative Emission (EVAP) Vent Solenoid Control Circuit High Voltage |
| DTC P0446 | P0446: Evaporative Emission (EVAP) Vent System Performance |
| DTC P0450-P0453 | P0450: Fuel Tank Pressure (FTP) Sensor Circuit P0451: Fuel Tank Pressure (FTP) Sensor Performance P0452: Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage P0453: Fuel Tank Pressure (FTP) Sensor Circuit High Voltage |
| DTC P0455 | P0455: Evaporative Emission (EVAP) System Large Leak |
| DTC P0496 | P0496: Evaporative Emission System Flow During Non-Purge |
| DTC P0497 | P0497: Evaporative Emission System Low Purge Flow |
| DTC P0506 or P0507 | P0506: Idle Speed Low P0507: Idle Speed High |
| DTC P050A | P050A: Cold Start Idle Air Control System Performance |
| DTC P0601-P0606, P062B, P064D, P167A, P167D, P2105, or P2610 | P0601: Control Module Read Only Memory (ROM) P0602: Control Module Not Programmed P0603: Control Module Long Term Memory Reset P0604: Control Module Random Access Memory (RAM) P0606: Control Module Internal Performance P062B: Control Module Fuel Injector Control Performance P064D: Control Module HO2S 1 System Performance P167A: Control Module HO2S 1 System Performance P167D: Control Module Ignition Coil Internal Circuit P2105: Throttle Actuator Control (TAC) System - Forced Engine Shut-down P2610: Control Module Ignition OFF Timer Performance |
| DTC P0627, P0628, or P0629 | P0627: Fuel Pump Relay Control Circuit P0628: Fuel Pump Relay Control Circuit Low Voltage P0629: Fuel Pump Relay Control Circuit High Voltage |
| DTC P0638, P1551, P2100, P2101, P2119, or P2176 | P0638: Throttle Actuator Control (TAC) Command Performance P1551: Throttle Valve Rest Position Not Reached During Learn P2100: Throttle Actuator Control (TAC) Motor Control Circuit P2101: Control Module Throttle Actuator Position Performance P2119: Throttle Closed Position Performance P2176: Minimum Throttle Position Not Learned |
| DTC P0641, P0642, P0643, P0651, P0652, P0653, P0697, P0698 or P0699 | P0641: 5-Volt Reference 1 Circuit P0642: 5-Volt Reference 1 Low Voltage P0643: 5-Volt Reference 1 High Voltage P0651: 5-Volt Reference 2 Circuit P0652: 5-Volt Reference 2 Low Voltage P0653: 5-Volt Reference 2 High Voltage P0697: 5-Volt Reference 3 Circuit P0698: 5-Volt Reference 3 Low Voltage P0699: 5-Volt Reference 3 High Voltage |
| DTC P0650 | P0650: Malfunction Indicator Lamp (MIL) Control Circuit |
| DTC P0685, P0686, P0687, P0689, or P0690 | P0685: Engine Controls Ignition Relay Control Circuit P0686: Engine Controls Ignition Relay Control Circuit Low Voltage P0687: Engine Controls Ignition Relay Control Circuit High Voltage P0689: Engine Controls Ignition Relay Feedback Circuit Low Voltage P0690: Engine Controls Ignition Relay Feedback Circuit High Voltage |
| DTC P0700 | P0700: Transmission Control Module (TCM) Requested MIL Illumination |
| DTC P2088 or P2089 | P2088: Intake Camshaft Position (CMP) Actuator Solenoid Control Circuit Low Voltage P2089: Intake Camshaft Position (CMP) Actuator Solenoid Control Circuit High Voltage |
| DTC P2090 or P2091 | P2090: Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit Low Voltage P2091: Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit High Voltage |
| DTC P2096, P2177, or P2187 | P2096: Post Catalyst Fuel Trim System Low Limit Bank 1 P2177: Fuel Trim System Lean at Cruise or Accel P2187: Fuel Trim System Lean at Idle |
| DTC P2097, P2178, or P2188 | P2097: Post Catalyst Fuel Trim System High Limit Bank 1 P2178: Fuel Trim System Rich at Cruise or Accel P2188: Fuel Trim System Rich at Idle |
| DTC P2122 or P2123 | P2122: Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage P2123: Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage |
| DTC P2127 or P2128 | P2127: Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage P2128: Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage |
| DTC P2138 | P2138: Accelerator Pedal Position (APP) Sensor 1-2 Correlation |
| DTC P2199 | P2199: Intake Air Temperature (IAT) Sensor 1-2 Correlation |
| DTC P2227, P2228, or P2229 | P2227: Barometric Pressure (BARO) Sensor Performance P2228: Barometric Pressure (BARO) Sensor Circuit Low Voltage P2229: Barometric Pressure (BARO) Sensor Circuit High Voltage |
| DTC P2237, P2243, P2251, or P2626 | P2237: HO2S Pumping Current Control Circuit Sensor 1 P2243: HO2S Reference Voltage Circuit Sensor 1 P2251: HO2S Low Reference Circuit Sensor 1 P2626: HO2S Pumping Current Trim Circuit Sensor 1 |
| DTC P2261 | P2261: Turbocharger Bypass Valve Stuck Closed |
| DTC P2544 | P2544: Transmission Torque Request Circuit |
| DTC P2300, P2301, P2303, P2304, P2306, P2307, P2309, or P2310 | P2300: Ignition Coil 1 Control Circuit Low Voltage P2301: Ignition Coil 1 Control Circuit High Voltage P2303: Ignition Coil 2 Control Circuit Low Voltage P2304: Ignition Coil 2 Control Circuit High Voltage P2306: Ignition Coil 3 Control Circuit Low Voltage P2307: Ignition Coil 3 Control Circuit High Voltage P2309: Ignition Coil 4 Control Circuit Low Voltage P2310: Ignition Coil 4 Control Circuit High Voltage |