Fuel System & Fault Isolation DTCS
FUEL SYSTEM & FAULT ISOLATION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0030 | HO2S HEATER CONTROL CIRCUIT (BANK1, SENSOR1) |
| DTC P0031 | HO2S HEATER CIRCUIT LOW (BANK 1, SENSOR 1) |
| DTC P0032 | HO2S HEATER CIRCUIT HIGH (BANK 1, SENSOR 1) |
| DTC P0036 | HO2S HEATER CONTROL CIRCUIT (BANK 1, SENSOR 2) |
| DTC P0037 | HO2S HEATER CIRCUIT LOW (BANK 1, SENSOR 2) |
| DTC P0038 | HO2S HEATER CIRCUIT HIGH (BANK 1, SENSOR 2) |
| DTC P0101 | MASS OR VOLUME AIR FLOW CIRCUIT RANGE PERFORMANCE PROBLEM |
| DTC P0102 | MASS OR VOLUME AIR FLOW CIRCUIT LOW INPUT |
| DTC P0103 | MASS OR VOLUME AIR FLOW CIRCUIT HIGH INPUT |
| DTC P0112 | INTAKE AIR TEMPERATURE CIRCUIT LOW INPUT |
| DTC P0113 | INTAKE AIR TEMPERATURE CIRCUIT HIGH INPUT |
| DTC P0116 | ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT RANGE PERFORMANCE PROBLEM |
| DTC P0117 | ENGINE COOLANT TEMPERATURE CIRCUIT LOW INPUT |
| DTC P0118 | ENGINE COOLANT TEMPERATURE CIRCUIT HIGH INPUT |
| DTC P0121 | THROTTLE POSITION SENSOR CIRCUIT RANGE PERFORMANCE PROBLEM |
| DTC P0122 | THROTTLE POSITION SENSOR CIRCUIT LOW INPUT |
| DTC P0123 | THROTTLE POSITION SENSOR CIRCUIT HIGH INPUT |
| DTC P0125 | INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL |
| DTC P0128 | COOLANT THERMOSTAT (COOLANT TEMP. BELOW THERMOSTAT REGULATING TEMP.) |
| DTC P0130 | HO2S CIRCUIT MALFUNCTION (BANK 1, SENSOR 1) |
| DTC P0131 | HO2S CIRCUIT LOW INPUT (BANK 1, SENSOR 1) |
| DTC P0132 | HO2S CIRCUIT HIGH INPUT (BANK 1, SENSOR 1) |
| DTC P0133 | HO2S CIRCUIT SLOW RESPONSE (BANK 1, SENSOR 1) |
| DTC P0134 | HO2S CIRCUIT NO ACTIVITY DETECTED (BANK 1, SENSOR 1) |
| DTC P0136 | HO2S CIRCUIT MALFUNCTION (BANK 1, SENSOR 2) |
| DTC P0137 | HO2S CIRCUIT LOW INPUT (BANK 1, SENSOR 2) |
| DTC P0138 | HO2S CIRCUIT HIGH INPUT (BANK 1, SENSOR 2) |
| DTC P0139 | HO2S CIRCUIT SLOW RESPONSE (BANK 1, SENSOR 2) |
| DTC P0140 | HO2S CIRCUIT NO ACTIVITY DETECTED (BANK 1, SENSOR 2) |
| DTC P0171 | FUEL SYSTEM TOO LEAN (BANK 1) |
| DTC P0172 | FUEL SYSTEM TOO RICH (BANK 1) |
| DTC P0230 | FUEL PUMP CIRCUIT MALFUNCTION |
| DTC P0261 | CYLINDER 1 - INJECTOR CIRCUIT LOW |
| DTC P0262 | CYLINDER 1 - INJECTOR CIRCUIT HIGH |
| DTC P0264 | CYLINDER 2 - INJECTOR CIRCUIT LOW |
| DTC P0265 | CYLINDER 2 - INJECTOR CIRCUIT HIGH |
| DTC P0267 | CYLINDER 3 - INJECTOR CIRCUIT LOW |
| DTC P0268 | CYLINDER 3 - INJECTOR CIRCUIT HIGH |
| DTC P0270 | CYLINDER 4 - INJECTOR CIRCUIT LOW |
| DTC P0271 | CYLINDER 4 - INJECTOR CIRCUIT HIGH |
| DTC P0300 | RANDOM MULTIPLE CYLINDER MISFIRE DETECTED |
| DTC P0301 | CYLINDER 1 - MISFIRE DETECTED |
| DTC P0302 | CYLINDER 2 - MISFIRE DETECTED |
| DTC P0303 | CYLINDER 3 - MISFIRE DETECTED |
| DTC P0304 | CYLINDER 4 - MISFIRE DETECTED |
| DTC P0325 | KNOCK SENSOR CIRCUIT MALFUNCTION (BANK 1) |
| DTC P0335 | CRANKSHAFT POSITION SENSOR CIRCUIT MALFUNCTION |
| DTC P0340 | CAMSHAFT POSITION SENSOR CIRCUIT MALFUNCTION |
| DTC P0420 | CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 1) |
| DTC P0441 | EVAP. EMISSION SYSTEM INCORRECT PURGE FLOW |
| DTC P0442 | EVAP. EMISSION SYSTEM - LEAK DETECTED (SMALL LEAK) |
| DTC P0444 | EVAP. EMISSION SYSTEM - PURGE CTRL. VALVE CIRCUIT OPEN |
| DTC P0445 | EVAP. EMISSION SYSTEM - PURGE CTRL. VALVE CIRCUIT SHORTED |
| DTC P0447 | EVAP. EMISSION SYSTEM - VENT CONTROL CIRCUIT OPEN |
| DTC P0448 | EVAP. EMISSION SYSTEM - VENT CONTROL CIRCUIT SHORTED |
| DTC P0451 | EVAP. EMISSION SYSTEM - PRESSURE SENSOR RANGE PERFORMANCE |
| DTC P0452 | EVAP. EMISSION SYSTEM - PRESSURE SENSOR LOW INPUT |
| DTC P0453 | EVAP. EMISSION SYSTEM - PRESSURE SENSOR HIGH INPUT |
| DTC P0454 | EVAP. EMISSION SYSTEM - PRESSURE SENSOR INTERMITTENT |
| DTC P0455 | EVAP. EMISSION SYSTEM - LEAK DETECTED (LARGE LEAK) |
| DTC P0456 | EVAP. EMISSION SYSTEM - LEAK DETECTED (VERY SMALL LEAK) |
| DTC P0501 | VEHICLE SPEED SENSOR RANGE PERFORMANCE |
| DTC P0506 | IDLE CONTROL SYSTEM - RPM LOWER THAN EXPECTED |
| DTC P0507 | IDLE CONTROL SYSTEM - RPM HIGHER THAN EXPECTED |
| DTC P0560 | SYSTEM VOLTAGE MALFUNCTION |
| DTC P0562 | SYSTEM VOLTAGE LOW |
| DTC P0563 | SYSTEM VOLTAGE HIGH |
| DTC P0605 | INTERNAL CONTROL MODULE READ ONLY MEMORY (ROM) ERROR |
| DTC P0650 | MALFUNCTION INDICATOR LAMP (MIL) CONTROL CIRCUIT MALFUNCTION |
| DTC P1166 | HO2S SYSTEM - LAMBDA CONTROLLER AT THE LIMIT (BANK 1) |
| DTC P1505 | IDLE CHARGE ACTUATOR SIGNAL LOW OF COIL #1 |
| DTC P1506 | IDLE CHARGE ACTUATOR SIGNAL HIGH OF COIL #1 |
| DTC P1507 | IDLE CHARGE ACTUATOR SIGNAL LOW OF COIL #2 |
| DTC P1508 | IDLE CHARGE ACTUATOR SIGNAL HIGH OF COIL #2 |
| DTC P1529 | TCU REQUEST FOR MIL ON |
| DTC P1586 | AT/MT ENCODING ERROR |
| DTC P1693 | MIL REQUEST CIRCUIT MALFUNCTION |