Diagnostic Trouble Code Definitions
NOTE:
Use of Tech 1 or Tech 2 scan tool is required to retrieve DTCs. Refer to user reference manual supplied with scan tool.
DIAGNOSTIC TROUBLE CODE DEFINITIONS
| DTC | (1) Definition | ||
|---|---|---|---|
| P0101 | MAF System Performance (Impala, Monte Carlo & Park Avenue) | ||
| P0102 | MAF Sensor Circuit - Low Frequency | ||
| P0103 | MAF Sensor Circuit - High Frequency | ||
| P0107 | MAP Sensor Circuit - Low Voltage | ||
| P0108 | MAP Sensor Circuit - High Voltage (Except Park Avenue) | ||
| P0108 | MAP Sensor Circuit - High Voltage (Park Avenue) | ||
| P0112 | IAT Sensor Circuit - Low Voltage | ||
| P0113 | IAT Sensor Circuit - High Voltage | ||
| P0117 | ECT Sensor Circuit - Low Voltage | ||
| P0118 | ECT Sensor Circuit - High Voltage | ||
| P0121 | TP Sensor Performance | ||
| P0122 | TP Sensor Circuit - Low Voltage | ||
| P0123 | TP Sensor Circuit - High Voltage | ||
| P0125 | ECT Excessive Time To Enter Closed Loop Fuel Control | ||
| P0128 | ECT Less Than Thermostat Regulating Temperature | ||
| P0131 | HO2S Circuit Low Voltage - Bank 1, Sensor 1 | ||
| P0132 | HO2S Circuit High Voltage - Bank 1, Sensor 1 | ||
| P0133 | HO2S Slow Response - Bank 1, Sensor 1 (Except Bonneville, Camaro, Firebird & LeSabre) | ||
| P0133 | HO2S Slow Response - Bank 1, Sensor 1 (Bonneville, Camaro, Firebird & LeSabre) | ||
| DTC P0134 | HO2S Circuit Insufficient Activity - Bank 1, Sensor 1 (Except Bonneville, Camaro, Firebird & LeSabre) | ||
| P0134 | HO2S Circuit Insufficient Activity - Bank 1, Sensor 1 (Bonneville, Camaro, Firebird & LeSabre) | ||
| P0135 | HO2S Heater Performance - Bank 1, Sensor 1 (Except Bonneville, Camaro, Firebird & LeSabre) | ||
| P0135 | HO2S Heater Performance - Bank 1, Sensor 1 (Bonneville, Camaro, Firebird & LeSabre) | ||
| P0137 | HO2S Circuit Low Voltage - Bank 1, Sensor 2 | ||
| P0138 | HO2S Circuit High Voltage - Bank 1, Sensor 2 | ||
| P0140 | HO2S Circuit Insufficient Activity - Bank 1, Sensor 2 | ||
| P0141 | HO2S 2 Heater Performance - Bank 1, Sensor 2 | ||
| P0151 | HO2S Circuit Low Voltage - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P0152 | HO2S Circuit High Voltage - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P0153 | HO2S Circuit Slow Response - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P0154 | HO2S Circuit Insufficient Activity - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P0155 | HO2S Heater Performance - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P0171 | Fuel Trim System Lean - Bank 1 (Except Bonneville, Camaro, Firebird & Park Avenue) | ||
| P0171 | Fuel Trim System Lean - Bank 1 (Bonneville, Camaro, Firebird & Park Avenue) | ||
| P0172 | Fuel Trim System Rich - Bank 1 (Except Bonneville, Camaro, Firebird & Park Avenue) | ||
| P0172 | Fuel Trim System Rich - Bank 1 (Bonneville, Camaro, Firebird & Park Avenue) | ||
| P0174 | Fuel Trim System Lean - Bank 2 (Camaro & Firebird) | ||
| P0175 | Fuel Trim System Rich - Bank 2 (Camaro & Firebird) | ||
| P0201 | Injector No. 1 Control Circuit (Except Camaro & Firebird) | ||
| P0201 | Injector No. 1 Control Circuit (Camaro & Firebird) | ||
| P0202 | Injector No. 2 Control Circuit (Except Camaro & Firebird) | ||
| P0202 | Injector No. 2 Control Circuit (Camaro & Firebird) | ||
| P0203 | Injector No. 3 Control Circuit (Except Camaro & Firebird) | ||
| P0203 | Injector No. 3 Control Circuit (Camaro & Firebird) | ||
| P0204 | Injector No. 4 Control Circuit (Except Camaro & Firebird) | ||
| P0204 | Injector No. 4 Control Circuit (Camaro & Firebird) | ||
| P0205 | Injector No. 5 Control Circuit (Except Camaro & Firebird) | ||
| P0205 | Injector No. 5 Control Circuit (Camaro & Firebird) | ||
| P0206 | Injector No. 6 Control Circuit (Except Camaro & Firebird) | ||
| P0206 | Injector No. 6 Control Circuit (Camaro & Firebird) | ||
| P0230 | Fuel Pump Relay Control Circuit | ||
| P0243 | Supercharger Boost Solenoid Control Circuit (Bonneville, Grand Prix, Park Avenue & Regal - VIN 1) | ||
| P0300 | Engine Misfire Detected | ||
| P0325 | Knock Sensor Module Circuit | ||
| P0327 | Knock Sensor Circuit - Bank 1 (Except Camaro & Firebird) | ||
| P0327 | Knock Sensor Circuit - Bank 1 (Camaro & Firebird) | ||
| P0332 | Knock Sensor Circuit - Bank 2 (Bonneville, LeSabre & Park Avenue) | ||
| P0332 | Knock Sensor Circuit - Bank 2 (Camaro & Firebird) | ||
| P0332 | Knock Sensor Circuit - Bank 2 (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0336 | Crankshaft Position (CKP) Sensor Circuit | ||
| P0341 | Camshaft Position (CMP) Sensor Performance | ||
| P0401 | EGR System Insufficient Flow | ||
| P0403 | EGR Solenoid Control Circuit | ||
| P0404 | EGR Open Position Performance | ||
| P0405 | EGR Position Sensor Circuit - Low Voltage | ||
| P0410 | Secondary Air Injection (AIR) System (Except Camaro & Firebird) | ||
| P0412 | Secondary Air Injection (AIR) Solenoid Relay Control Circuit (Except Camaro & Firebird) | ||
| P0413 | Secondary Air Injection (AIR) Pump Relay Control Circuit (Except Camaro & Firebird) | ||
| P0420 | Catalyst System Low Efficiency | ||
| P0440 | EVAP System | ||
| P0442 | EVAP Control System Small Leak Detected | ||
| P0443 | EVAP Purge Solenoid Control Circuit | ||
| P0446 | EVAP Vent System Performance | ||
| P0449 | EVAP Canister Vent Solenoid Valve Control Circuit | ||
| P0452 | Fuel Tank Pressure Sensor Circuit - Low Voltage (Except Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0452 | Fuel Tank Pressure Sensor Circuit - Low Voltage (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0453 | Fuel Level Pressure Sensor Circuit - High Voltage (Except Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0453 | Fuel Level Pressure Sensor Circuit - High Voltage (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0462 | Fuel Level Sensor Circuit - Low Voltage (Bonneville & LeSabre) | ||
| P0462 | Fuel Level Sensor Circuit - Low Voltage (Camaro, Firebird & Park Avenue) | ||
| P0462 | Fuel Level Sensor Circuit - Low Voltage (Impala, Grand Prix, Monte Carlo & Regal) | ||
| P0463 | Fuel Level Sensor Circuit - High Voltage (Bonneville & LeSabre) | ||
| P0463 | Fuel Level Sensor Circuit - High Voltage (Camaro & Firebird) | ||
| P0463 | Fuel Level Sensor Circuit - High Voltage (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P0480 | Cooling Fan Relay No. 1 Control Circuit | ||
| P0481 | Cooling Fan Relay No. 2 & 3 Control Circuit | ||
| P0500 | Vehicle Speed Sensor (VSS) Circuit (Camaro & Firebird) | ||
| P0506 | Idle Speed RPM Low (Camaro & Firebird) | ||
| P0507 | IAC System RPM High (Except Camaro & Firebird) | ||
| P0507 | IAC System RPM High (Camaro & Firebird) | ||
| P0522 | Engine Oil Pressure Sensor Circuit - Low Voltage (Bonneville, LeSabre & Park Avenue) | ||
| P0523 | Engine Oil Pressure Sensor Circuit - High Voltage (Bonneville, LeSabre & Park Avenue) | ||
| P0530 | A/C Refrigerant Pressure Sensor Circuit | ||
| P0560 | System Voltage | ||
| P0567 | Cruise Control Resume Switch Circuit (Camaro & Firebird) | ||
| P0568 | Cruise Control Set Switch Circuit (Camaro & Firebird) | ||
| P0571 | Cruise Control Brake Switch Circuit (Camaro & Firebird) | ||
| P0601 | Control Module Read Only Memory (ROM) | ||
| P0602 | Control Module Not Programmed | ||
| P0604 | Control Module Random Access Memory (RAM) | ||
| P0606 | Control Module Internal Performance | ||
| P0620 | Generator Performance (Except Camaro, Firebird & Regal) | ||
| P0620 | Generator Performance (Camaro, Firebird & Regal) | ||
| P0650 | Malfunction Indicator Light (MIL) Control Circuit (Bonneville, Grand Prix & LeSabre) | ||
| P0650 | Malfunction Indicator Light (MIL) Control Circuit (Camaro, Firebird & Park Avenue) | ||
| P0650 | Malfunction Indicator Light (MIL) Control Circuit (Impala, Monte Carlo & Regal) | ||
| P0654 | Engine Speed Output Circuit (LeSabre) | ||
| P0656 | Fuel Level Output Circuit (Grandd Prix) | ||
| P0704 | Clutch Switch Circuit (Camaro & Firebird) | ||
| P1106 | MAP Sensor Circuit Intermittent - High Voltage | ||
| P1107 | MAP Sensor Circuit Intermittent - Low Voltage | ||
| P1111 | IAT Sensor Circuit Intermittent High Voltage | ||
| P1112 | IAT Sensor Circuit Intermittent Low Voltage | ||
| P1114 | ECT Sensor Circuit Intermittent Low Voltage | ||
| P1115 | ECT Sensor Circuit Intermittent High Voltage | ||
| P1120 | TP Sensor No. 1 Circuit (Camaro & Firebird) | ||
| P1121 | TP Sensor Circuit Intermittent High Voltage (Except Camaro & Firebird) | ||
| P1122 | TP Sensor Circuit Intermittent Low Voltage (Except Camaro & Firebird) | ||
| P1125 | Accelerator Pedal Position (APP) System (Camaro & Firebird) | ||
| P1133 | HO2S Insufficient Switching - Bank 1, Sensor 1 (Except Camaro & Firebird) | ||
| P1133 | HO2S Insufficient Switching - Bank 1, Sensor 1 (Camaro & Firebird) | ||
| P1134 | HO2S Transition Time Ratio - Bank 1, Sensor 1 (Except Camaro & Firebird) | ||
| P1134 | HO2S Transition Time Ratio - Bank 1, Sensor 1 (Camaro & Firebird) | ||
| P1153 | HO2S Insufficient Switching - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P1154 | HO2S Transition Time Ratio - Bank 2, Sensor 1 (Camaro & Firebird) | ||
| P1189 | Engine Oil Pressure (EOP) Switch Performance (Impala & Monte Carlo) | ||
| P1220 | Throttle Position Sensor No. 2 Circuit (Camaro & Firebird) | ||
| P1221 | Throttle Position Sensor No. 1 & 2 Correlation (Camaro & Firebird) | ||
| P1260 | Fuel Pump Speed Relay Control Circuit (Park Avenue) | ||
| P1260 | Fuel Pump Speed Relay Control Circuit (Grand Prix & Regal) | ||
| P1271 | APP Sensors No. 1 & 2 Correlation (Camaro & Firebird) | ||
| P1272 | APP Sensors No. 2 & 3 Correlation (Camaro & Firebird) | ||
| P1273 | APP Sensors No. 1 & 3 Correlation (Camaro & Firebird) | ||
| P1275 | APP Sensor No. 1 Circuit (Camaro & Firebird) | ||
| P1276 | APP Sensor No. 1 Performance (Camaro & Firebird) | ||
| P1280 | APP Sensor No. 2 Circuit (Camaro & Firebird) | ||
| P1281 | APP Sensor No. 2 Performance (Camaro & Firebird) | ||
| P1285 | APP Sensor No. 3 Circuit (Camaro & Firebird) | ||
| P1286 | APP Sensor No. 3 Performance (Camaro & Firebird) | ||
| P1336 | CKP System Variation Not Learned | ||
| P1351 | Ignition Control (IC) Circuit - High Voltage | ||
| P1352 P1352 | Ignition By-Pass Circuit - High Voltage | ||
| P1361 | Ignition Control (IC) Circuit - Low Voltage | ||
| P1362 | Ignition By-Pass Circuit - Low Voltage | ||
| P1374 | Crankshaft Position (CKP) High-To-Low Resolution Frequency Correlation | ||
| P1380 | Misfire Detected - Rough Road Data Not Available | ||
| P1381 | Misfire Detected - No Communication With Brake Control Module | ||
| P1404 | EGR Closed Position Performance | ||
| P1441 | EVAP System Flow During Non-Purge | ||
| P1515 | Control Module Throttle Actuator Position Performance (Camaro & Firebird) | ||
| P1516 | Throttle Actuator Control (TAC) Module - Throttle Actuator Position Performance (Camaro & Firebird) | ||
| P1517 | Throttle Actuator Control (TAC) Module Performance (Camaro & Firebird) | ||
| P1518 | Throttle Actuator Control (TAC) Module Serial Data Circuit (Camaro & Firebird) | ||
| P1519 | Throttle Actuator Control (TAC) Module Internal Circuit (Camaro & Firebird) | ||
| P1523 | Throttle Closed Position Performance (Camaro & Firebird) | ||
| P1546 | A/C Clutch Relay Control Circuit (Camaro & Firebird) | ||
| P1554 | Cruise Control Feedback Circuit | ||
| P1571 | Traction Control System (TCS) Torque Request Circuit (Except Camaro & Firebird) | ||
| P1571 | Traction Control System (TCS) Torque Request Circuit (Camaro & Firebird) | ||
| P1573 | Lost Communications With Brake/Traction Control (EBTCM) System (Grand Prix & Regal) | ||
| P1574 | Stoplight Switch Circuit (Camaro & Firebird) | ||
| P1575 | Extended Travel Brake Switch Circuit (Bonneville & LeSabre) | ||
| P1585 | Cruise Control Inhibit Output Circuit (Except Camaro & Firebird) | ||
| P1586 | Cruise Control Brake Switch No. 2 Circuit (Camaro & Firebird) | ||
| P1602 | Lost Communications With EBTCM System (Bonneville, LeSabre & Regal) | ||
| P1602 | Lost Communications With EBTCM System (Impala & Monte Carlo) | ||
| DTC P1604 | Loss Of Instrument Panel Cluster (IPC) Serial Data (LeSabre) | ||
| P1610 | Lost Communications With BCM (Impala & Monte Carlo) | ||
| P1626 | Theft Deterrent Fuel Enable Signal Lost (Impala, LeSabre, Monte Carlo, Park Avenue & Regal) | ||
| P1626 | Theft Deterrent Fuel Enable Signal Lost (Bonneville, Camaro, Firebird & Grand Prix) | ||
| P1629 | Theft Deterrent Fuel Enable Signal Not Received (Camaro, Firebird & Grand Prix) | ||
| P1630 | Theft Deterrent Learn Mode (Bonneville, Impala, LeSabre, Monte Carlo, Park Avenue & Regal) | ||
| P1631 | Theft Deterrent Start Enable Signal Incorrect (Bonneville, Impala, LeSabre, Monte Carlo, Park Avenue & Regal) | ||
| P1635 | 5-Volt Reference No. 1 Circuit (Bonneville, LeSabre & Park Avenue) | ||
| P1635 | 5-Volt Reference No. 1 Circuit ((Camaro & Firebird) | ||
| P1635 | 5-Volt Reference No. 1 Circuit (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P1637 | Charging System Light Control Circuit (Grand Prix) | ||
| P1639 | 5-Volt Reference No. 2 Circuit (Bonneville) | ||
| P1639 | 5-Volt Reference No. 2 Circuit (Camaro & Firebird) | ||
| P1639 | 5-Volt Reference "B" Circuit (Grand Prix, Impala, Monte Carlo & Regal) | ||
| P1639 | 5-Volt Reference "B" Circuit (LeSabre & Park Avenue) | ||
| P1653 | Low Engine Oil Level Light Control Circuit (Grand Prix & Regal) | ||
| P1673 | Engine Coolant Temperature Light Control Circuit (Grand Prix) | ||
| P1689 | Traction Control Delivered Torque Output Circuit | ||
|
|||