DTC P0013 Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit
DTC P0014 Exhaust Camshaft Position (CMP) System Performance
DTC P0016 Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation
DTC P0101 Mass Air Flow (MAF) Sensor Performance  
DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency  
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency  
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage  
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage  
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage  
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage  
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage  
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage  
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 Coolant temperature below operating temperature
P0131 HO2S Circuit Low Voltage Sensor 1  
DTC P0132 HO2S Circuit High Voltage Sensor 1  
DTC P0133 HO2S Slow Response Sensor 1  
DTC P0134 HO2S Circuit Insufficient Activity Sensor 1  
DTC P0135 HO2S Heater Performance Sensor 1  
DTC P0137 HO2S Circuit Low Voltage Sensor 2  
DTC P0138 HO2S Circuit High Voltage Sensor 2  
DTC P0140 HO2S Circuit Insufficient Activity Sensor 2  
DTC P0141 HO2S Heater Performance Sensor 2  
DTC P0171 Fuel Trim System Lean  
DTC P0172 Fuel Trim System Rich  
DTC P0201 Injector 1 Control Circuit  
DTC P0202 Injector 2 Control Circuit  
DTC P0203 Injector 3 Control Circuit  
DTC P0204 Injector 4 Control Circuit  
DTC P0205 Injector 5 Control Circuit  
DTC P0206 Injector 6 Control Circuit  
DTC P0230 Fuel Pump Relay Control Circuit  
DTC P0300  301 302 303 304 305 306 Engine Misfire Detected
DTC P0325 Knock Sensor (KS) Circuit  
DTC P0327 Knock Sensor (KS) Circuit






DTC P0336 Crankshaft Position (CKP) Sensor Circuit  
DTC P0341 Camshaft Position (CMP) Sensor Performance  
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient  
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 P0410 Secondary Air Injection (AIR) System  
DTC P0412 Secondary Air Injection (AIR) Solenoid Relay Control Circuit  






DTC P0418 Secondary Air Injection (AIR) Pump Relay Control Circuit  
DTC P0420 Catalyst System Low Efficiency  
DTC P0440 Evaporative Emission (EVAP) System  
DTC P0442 Evaporative Emission (EVAP) System Small Leak Detected  
DTC P0443 Evaporative Emission (EVAP) Purge Solenoid Control Circuit  
DTC P0446 Evaporative Emission (EVAP) Vent System Performance  
DTC P0449 Evaporative Emission (EVAP) Vent Solenoid Control Circuit  
DTC P0452 Fuel Tank Pressure Sensor Circuit Low Voltage  
DTC P0453 Fuel Tank Pressure Sensor Circuit High Voltage  
DTC P0480 Cooling Fan Relay 1 Control Circuit  
DTC P0481Cooling Fan Relay 2 Control Circuit  
DTC P0506 Idle Speed Low  
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit  
DTC P0560 System Voltage  
DTC P0601 Control Module Read Only Memory (ROM)  
DTC P0602 Control Module Not Programmed  
DTC P0650 Malfunction Indicator Lamp (MIL) Control Circuit  
Some Typical Check Engine Light (PCM) CODES -  GM cars and trucks.
0000 - 650
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Engine Computer Trouble Codes List