Diagnostic Trouble Code Chart
HINT:
The parameters listed in the chart are for reference only. Factors such as instrument type may cause readings to differ slightly from stated values.
If any DTCs are displayed during a check mode DTC check, check the circuit for the DTCs listed in the charts below. .
For footnotes refer to to last table (see Fig 9).
DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0010 | CAMSHAFT POSITION "A" ACTUATOR CIRCUIT (BANK 1) |
| DTC P0011, P0012 | CAMSHAFT POSITION "A" -TIMING OVERADVANCED OR SYSTEM PERFORMANCE & TIMING OVER RETARDED (BANK 1) |
| DTC P0016 | CRANKSHAFT POSITION - CAMSHAFT POSITION CORRELATION (BANK 1 SENSOR A) |
| DTC P0031, P0032 | OXYGEN (A/F) SENSOR HEATER CONTROL CIRCUIT LOW/HIGH (BANK 1 SENSOR 1) |
| DTC P0037, P0038 | OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW/HIGH (BANK 1 SENSOR 2) |
| DTC P0100, P0102, P010 | MASS OR VOLUME AIR FLOW CIRCUIT, LOW INPUT & HIGH INPUT |
| DTC P0101 | MASS OR VOLUME AIR FLOW CIRCUIT RANGE/PERFORMANCE PROBLEM |
| DTC P0110, P0112, P0113 | INTAKE AIR TEMPERATURE CIRCUIT, LOW INPUT & HIGH INPUT |
| DTC P0115, P0117, P0118 | ENGINE COOLANT TEMPERATURE CIRCUIT, LOW INPUT & HIGH INPUT |
| DTC P0116 | ENGINE COOLANT TEMPERATURE CIRCUIT RANGE/PERFORMANCE PROBLEM |
| DTC P0120, P0122, P0123, P0220, P0222, P0223, P2135 | THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT/LOW INPUT/HIGH INPUT, THROTTLE/PEDAL POSITION SENSOR/SWITCH "B" CIRCUIT/LOW INPUT/HIGH INPUT & THROTTLE/PEDAL POSITION SENSOR/SWITCH "A"/"B" VOLTAGE CORRELATION |
| DTC P0121 | THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT RANGE/PERFORMANCE PROBLEM |
| DTC P0125 | INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL |
| DTC P0128 | COOLANT THERMOSTAT (COOLANT TEMPERATURE BELOW THERMOSTAT REGULATING TEMPERATURE) |
| DTC P0136, P0137, P0138 | OXYGEN SENSOR CIRCUIT MALFUNCTION, LOW VOLTAGE & HIGH VOLTAGE (BANK 1 SENSOR 2) |
| DTC P0171, P0172 | SYSTEM TOO LEAN/RICH (BANK 1) |
| DTC P0300, P0301, P0302, P0303, P0304 | RANDOM/MULTIPLE CYLINDER MISFIRE DETECTED & CYLINDER 1-4 MISFIRE DETECTED |
| DTC P0327, P0328 | KNOCK SENSOR 1 CIRCUIT LOW/HIGH INPUT (BANK 1 OR SINGLE SENSOR) |
| DTC P0335, P0339 | CRANKSHAFT POSITION SENSOR "A" CIRCUIT/INTERMITTENT |
| DTC P0340, P0341 | CAMSHAFT POSITION SENSOR "A" CIRCUIT & RANGE/PERFORMANCE (BANK 1 OR SINGLE SENSOR) |
| DTC P0351, P0352, P0353, P0354 | IGNITION COIL "A-D" PRIMARY/SECONDARY CIRCUIT |
| DTC P0420 | CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 1) |
| DTC P043E, P043F | EVAPORATE EMISSION SYSTEM REFERENCE ORIFICE CLOG UP/HIGH FLOW |
| DTC P0441 | EVAPORATIVE EMISSION CONTROL SYSTEM INCORRECT PURGE FLOW |
| DTC P0450, P0451, P0452, P0453 | EVAPORATIVE EMISSION CONTROL SYSTEM PRESSURE SENSOR/SWITCH, RANGE/PERFORMANCE, LOW INPUT & HIGH INPUT |
| DTC P0455, P0456 | EVAPORATIVE EMISSION CONTROL SYSTEM LEAK DETECTED (GROSS LEAK & VERY SMALL LEAK) |
| DTC P0500 | VEHICLE SPEED SENSOR "A" |
| DTC P0504 | BRAKE SWITCH "A"/"B" CORRELATION |
| DTC P0505 | IDLE AIR CONTROL SYSTEM |
| DTC P0560 | SYSTEM VOLTAGE |
| DTC P0604, P0606, P0607, P0657 | INTERNAL CONTROL MODULE RANDOM ACCESS MEMORY (RAM) ERROR, ECM/PCM PROCESSOR, CONTROL MODULE PERFORMANCE, ACTUATOR SUPPLY VOLTAGE CIRCUIT/OPEN |
| DTC P0617 | STARTER RELAY CIRCUIT HIGH |
| DTC P0630 | VIN NOT PROGRAMMED OR MISMATCH - ECM/PCM |
| DTC P2102, P2103 | THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW/HIGH |
| DTC P2111, P2112 | THROTTLE ACTUATOR CONTROL SYSTEM - STUCK OPEN/CLOSED |
| DTC P2118 | THROTTLE ACTUATOR CONTROL MOTOR CURRENT RANGE/PERFORMANCE |
| DTC P2119 | THROTTLE ACTUATOR CONTROL THROTTLE BODY RANGE/PERFORMANCE |
| DTC P2120, P2122, P2123, P2125, P2127, P2128, P2138 | THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT/LOW INPUT/HIGH INPUT, THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT/LOW INPUT/HIGH INPUT, THROTTLE/PEDAL POSITION SENSOR/SWITCH "D"/"E" VOLTAGE CORRELATION |
| DTC P2121 | THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT RANGE/PERFORMANCE |
| DTC P2195, P2196 | OXYGEN (A/F) SENSOR SIGNAL STUCK LEAN/RICH |
| DTC P2238, P2239, P2252, P2253 | OXYGEN SENSOR PUMPING CURRENT CIRCUIT LOW/HIGH (FOR A/F SENSOR) (BANK 1 SENSOR 1) & OXYGEN SENSOR REFERENCE GROUND CIRCUIT LOW/HIGH (FOR A/F SENSOR) (BANK 1 SENSOR 1) |
| DTC P2401, P2402 | EVAPORATIVE EMISSION SYSTEM LEAK DETECTION PUMP CONTROL CIRCUIT LOW/HIGH |
| DTC P2419, P2420 | EVAPORATE EMISSION SYSTEM SWITCHING VALVE CONTROL CIRCUIT LOW/HIGH |
| DTC P2610 | ECM/PCM INTERNAL ENGINE OFF TIMER PERFORMANCE DTC SUMMARY |
| DTC P2A00 | A/F SENSOR CIRCUIT SLOW RESPONSE (BANK 1 SENSOR 1) |