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Diagnostic Trouble Code Definitions

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE INDEX

DTC (1) Description (2) Code Type
BXXXX (3) Body Control System Malfunction (4)
CXXXX (3) Chassis Control System Malfunction (4)
P0016  Crankshaft Position-To-Camshaft Position Correlation B
P0101  Mass Air Flow Sensor Performance B
P0102  Mass Air Flow Sensor Circuit - Low Frequency B
P0103  Mass Air Flow Sensor Circuit - High Frequency B
P0106  MAP System Performance B
P0107  MAP Sensor Circuit - Low Voltage B
P0108  MAP Sensor Circuit - High Voltage B
P0112  IAT Sensor Circuit - Low Voltage B
P0113  IAT Sensor Circuit - High Voltage B
P0116  ECT Sensor Performance B
P0117  ECT Sensor Circuit - Low Voltage B
P0118  ECT Sensor Circuit - High Voltage B
P0121  TP Sensor Performance B
P0122  TP Sensor Circuit - Low Voltage B
P0123  TP Sensor Circuit - High Voltage B
P0125  Excessive Time To Enter Closed Loop Fuel Control B
P0128  ECT Less Than Thermostat Regulating Temperature B
P0131  HO2S Circuit - Low Voltage - Bank 1, Sensor 1 B
P0132  HO2S Circuit - High Voltage - Bank 1, Sensor 1 B
P0133  HO2S Circuit - Slow Response - Bank 1 , Sensor 1 B
P0134  HO2S Circuit - Insufficient Activity - Bank 1, Sensor 1 B
P0135  HO2S Heater Circuit - Bank 1, Sensor 1 B
P0137  HO2S Circuit - Low Voltage - Bank 1, Sensor 2 B
P0138  HO2S Circuit - High Voltage - Bank 1, Sensor 2 B
P0140  HO2S Circuit - Insufficient Activity - Bank 1, Sensor 2 B
P0141  HO2S Heater Circuit - Bank 1, Sensor 2 B
P0151  HO2S Circuit - Low Voltage - Bank 2, Sensor 1 B
P0152  HO2S Circuit - High Voltage - Bank 2, Sensor 1 B
P0153  HO2S Circuit - Slow Response - Bank 2 , Sensor 1 B
P0154  HO2S Circuit - Insufficient Activity - Bank 2, Sensor 1 B
P0155  HO2S Heater Circuit - Bank 2, Sensor 1 B
P0157  HO2S Circuit - Low Voltage - Bank 2, Sensor 2 B
P0158  HO2S Circuit - High Voltage - Bank 2, Sensor 2 B
P0160  HO2S Circuit - Insufficient Activity - Bank 2, Sensor 2 B
P0161  HO2S Heater Circuit - Bank 2, Sensor 2 B
P0171  Fuel Trim System Lean - Bank 1 B
P0172  Fuel Trim System Rich - Bank 1 B
P0174  Fuel Trim System Lean - Bank 2 B
P0175  Fuel Trim System Rich - Bank 2 B
P0200  Fuel Injector Control Circuit B
P0218 (5) Transmission Fluid Overtemperature C
P0230  Fuel Pump Control Relay Circuit B
P0300  Engine Misfire Detected B
P0315  Crankshaft Position System Variation Not Learned A
P0325  Knock Sensor Module Circuit B
P0327  Knock Sensor Circuit - Low Voltage B
P0335  Crankshaft Position Sensor Circuit B
P0336  Crankshaft Position Sensor Circuit Performance B
P0341  Camshaft Position Sensor Circuit Performance B
P0351  Ignition Control Circuit B
P0420  TWC System - Low Efficiency - Bank 1 A
P0430  TWC System - Low Efficiency - Bank 2 A
P0442  EVAP System - Small Leak A
P0443  EVAP Purge Solenoid Control Circuit B
P0446  EVAP Vent System Blocked Or Restricted A
P0449  EVAP Canister Vent Solenoid Valve Control Circuit B
P0452  Fuel Tank Pressure Sensor - Low Voltage B
P0453  Fuel Tank Pressure Sensor - High Voltage B
P0455  EVAP System Leak Detected (Gross Leak/No Flow) A
P0461 (6) Fuel Level Sensor Circuit Performance C
P0462 (6) Fuel Level Sensor Circuit - Low Voltage C
P0463 (6) Fuel Level Sensor Circuit - High Voltage C
P0496  EVAP System High Purge Flow B
P0502 (5) Vehicle Speed Sensor Low Output B
P0503 (5) Vehicle Speed Sensor Erratic B
P0506  Idle Control System - Low RPM B
P0507  Idle Control System - High RPM B
P0522 (6) Engine Oil Pressure Sensor Circuit Low Voltage C
P0523 (6) Engine Oil Pressure Sensor Circuit High Voltage C
P0562 (7) Low System Voltage C
P0563 (7) High System Voltage C
P0601 - P0607  PCM Memory/Programming Malfunction A
P0608 (6) Vehicle Speed Circuit Fault C
P0609 (3) Vehicle Speed Signal Circuit - Low Voltage C
P0641  5-Volt Reference Circuit Out-Of-Range B
P0650  MIL Control Circuit B
P0651  Sensor Reference Voltage Circuit B
P0706 (5) Transmission Range Switch C
P0711 (5) TFT Sensor Circuit - Range/Performance C
P0712 (5) TFT Sensor Circuit - Low Input C
P0713 (5) TFT Sensor Circuit - High Input C
P0719 (5) Brake Switch Circuit Low/No Signal C
P0724 (5) Brake Switch Circuit High Input C
P0740 (5) TCC Solenoid Valve Circuit - Electrical Malfunction B
P0741 (5) TCC System High Slip Detected B
P0742 (5) TCC System Low Slip Detected B
P0748 (5) Pressure Control Solenoid Valve Circuit - Electrical Malfunction C
P0751 (5) 1-2 Shift Solenoid Valve Performance B
P0752 (5) 1-2 Shift Solenoid Valve Performance B
P0753 (5) 1-2 Shift Solenoid Circuit - Electrical Malfunction B
P0756 (5) 2-3 Shift Solenoid Valve Performance A
P0757 (5) 2-3 Shift Solenoid Valve Performance A
P0758 (5) 2-3 Shift Solenoid Circuit - Electrical Malfunction A
P0785 (5) 3-2 Shift Solenoid Circuit - Electrical Malfunction B
P0894 (5) Excessive TCC Slip B
P1106  MAP Sensor Circuit - Intermittent High Voltage C
P1107  MAP Sensor Circuit - Intermittent Low Voltage C
P1111  IAT Sensor Circuit - Intermittent High Signal Voltage C
P1112  IAT Sensor Circuit - Intermittent Low Signal Voltage C
P1114  ECT Sensor Circuit - Intermittent Low Signal Voltage C
P1115  ECT Sensor Circuit - Intermittent High Signal Voltage C
P1121  TP Sensor Circuit - Intermittent High Signal Voltage C
P1122  TP Sensor Circuit - Intermittent Low Signal Voltage C
P1133  HO2S Circuit - Insufficient Switching - Bank 1, Sensor 1 B
P1153  HO2S Circuit - Insufficient Switching - Bank 2, Sensor 1 B
P1258  Engine Over-Temperature Condition A
P1380  EBCM DTC Detected - Rough Road Data Unstable C
P1381  Misfire Detected - No EBCM/PCM Serial Data C
P1431 (6) Secondary Fuel Level Sensor - Lack Of Signal Variation C
P1432 (6) Secondary Fuel Level Sensor - Lower Than Normal Signal C
P1600  PCM Memory/Programming Malfunction A
P1621  PCM Memory/Programming Malfunction A
P1626 (8) Theft Deterrent System - Loss Of Serial Communication C
P1627  PCM Memory/Programming Malfunction A
P1631 (8) Theft Deterrent System - Password Incorrect C
P1637 (7) Generator Turn-On Signal Circuit Voltage Out Of Range C
P1638 (7) Generator Pulse Width Modulated Signal Out Of Range C
P1680  PCM Memory/Programming Malfunction A
P1681  PCM Memory/Programming Malfunction A
P1683  PCM Memory/Programming Malfunction A
P1810 (5) Invalid TFP Manual Valve Position Switch State B
P1860 (5) TCC PWM Solenoid Circuit - Electrical Malfunction B
P2610  PCM Memory/Programming Malfunction A
(1) DTC definitions may vary depending on vehicle and/or engine configuration.
(2) See CODE TYPES  under ON-BOARD DIAGNOSTICS.
(3) See appropriate BODY CONTROL MODULES article in ACCESSORIES & EQUIPMENT.
(4) Information is not available from manufacturer.
(5) See appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS.
(6) See appropriate ANALOG INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT.
(7) See appropriate GENERATORS & REGULATORS article in STARTING & CHARGING SYSTEMS.
(8) See appropriate ANTI-THEFT SYSTEMS article in ACCESSORIES & EQUIPMENT.
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