DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
See DTC IDENTIFICATION table, then go to appropriate diagnostic procedure in DIAGNOSTIC TESTS. Repair condition which set DTC(s), beginning with lowest number first, then in ascending order.
| Code | Probable Cause |
|---|---|
| P0100 | Mass Airflow (MAF) Circuit Malfunction |
| P0101 | Mass Airflow (MAF) Range/Performance Malfunction |
| P0110 | Intake Air Temperature (IAT) Circuit Malfunction |
| P0115 | Engine Coolant Temperature (ECT) Sensor Circuit Malfunction |
| P0120 | Throttle Position Circuit Malfunction |
| P0121 | Throttle Position (TP) Sensor Range/Performance |
| P0125 | Insufficient Coolant Temperature For Closed Loop |
| P0130 | HO2S Circuit Malfunction (Bank 1, Sensor 1) |
| P0133 | HO2S Circuit Slow Response (Bank 1, Sensor 1) |
| P0134 | HO2S Circuit No Activity (Bank 1, Sensor 1) |
| P0135 | HO2S Heater Circuit Malfunction (Bank 1, Sensor 1) |
| P0136 | HO2S Circuit Malfunction (Bank 1, Sensor 2) |
| P0140 | HO2S No Activity Detected (Bank 1, Sensor 2) |
| P0141 | HO2S Heater Circuit Malfunction (Bank 1, Sensor 2) |
| P0150 | HO2S Circuit Malfunction (Bank 2, Sensor 1) |
| P0153 | HO2S Circuit Slow Response (Bank 2, Sensor 1) |
| P0154 | HO2S Circuit No Activity (Bank 2, Sensor 1) |
| P0155 | HO2S Heater Circuit Malfunction (Bank 2, Sensor 1) |
| P0156 | HO2S Circuit Malfunction (Bank 2, Sensor 2) |
| P0160 | HO2S No Activity Detected (Bank 2, Sensor 2) |
| P0161 | HO2S Heater Circuit Malfunction (Bank 2, Sensor 2) |
| P0170 | Fuel Trim Malfunction (Bank 1) |
| P0173 | Fuel Trim Malfunction (Bank 2) |
| P0201 | Injector No. 1 Circuit Malfunction |
| P0202 | Injector No. 2 Circuit Malfunction |
| P0203 | Injector No. 3 Circuit Malfunction |
| P0204 | Injector No. 4 Circuit Malfunction |
| P0205 | Injector No. 5 Circuit Malfunction |
| P0206 | Injector No. 6 Circuit Malfunction |
| P0230 | Fuel Pump Circuit Malfunction |
| P0301 | Cylinder No. 1 Misfire Detected |
| P0302 | Cylinder No. 2 Misfire Detected |
| P0303 | Cylinder No. 3 Misfire Detected |
| P0304 | Cylinder No. 4 Misfire Detected |
| P0305 | Cylinder No. 5 Misfire Detected |
| P0306 | Cylinder No. 6 Misfire Detected |
| P0325 | Knock Sensor No. 1 Circuit Malfunction |
| P0330 | Knock Sensor No. 2 Circuit Malfunction |
| P0335 | Crankshaft Position (CKP) Sensor Malfunction |
| P0340 | Camshaft Position (CMP) Sensor Malfunction |
| P0350 | Ignition Coil Primary/Secondary Circuit Malfunction |
| P0351 | Ignition Coil "A" Primary/Secondary Circuit Malfunction |
| P0352 | Ignition Coil "B" Primary/Secondary Circuit Malfunction |
| P0353 | Ignition Coil "C" Primary/Secondary Circuit Malfunction |
| P0354 | Ignition Coil "D" Primary/Secondary Circuit Malfunction |
| P0355 | Ignition Coil "E" Primary/Secondary Circuit Malfunction |
| P0356 | Ignition Coil "F" Primary/Secondary Circuit Malfunction |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
| P0440 | EVAP Control System Malfunction |
| P0442 | EVAP System Small Leak Detected |
| P0443 | EVAP Purge Control Valve Circuit Malfunction |
| P0445 | EVAP System Large Leak Detected |
| P0446 | EVAP Vent Control Malfunction |
| P0450 | EVAP Fuel Tank Pressure Sensor Malfunction |
| P0451 | EVAP Fuel Tank Pressure Sensor Signal Range/Performance |
| P0500 | OBD-II Rough Road Detection, Vehicle Speed Malfunction From ABS/TCS Or RF Wheel Sensor |
| P0505 | Idle Speed Control (ISC) Actuator Mechanical Malfunction |
| P0506 | Idle RPM Lower Than Expected |
| P0507 | Idle RPM Higher Than Expected |
| P0601 | Internal Control Module ROM Check Sum Error |
| P1134 | HO2S Circuit Transition Switch Time Malfunction/Slop (Bank 1, Sensor 1) |
| P1154 | HO2S Circuit Transition Switch Time Malfunction/Slop (Bank 2, Sensor 1) |
| P1166 | HO2S Controller Adaptation Diagnosis Malfunction (Bank 1) |
| P1167 | HO2S Controller Adaptation Diagnosis Malfunction (Bank 2) |
| P1168 | HO2S Heater Power Incorrect (Bank 1, Sensor 2) |
| P1169 | HO2S Heater Power Incorrect (Bank 2, Sensor 2) |
| P1372 | Segment Time Acquisition Incorrect |
| P1440 | EVAP Control System Vent Circuit Malfunction |
| P1443 | EVAP Control System Fuel Tank Cap Missing |
| P1510 | Idle Charge Actuator Command Signal Incorrect (Coil 1) |
| P1511 | Idle Charge Actuator Command Signal Incorrect (Coil 2) |
| P1529 | Customer Snapshot (MIL Request/Freeze Frame) Request VIA CAN |
| P1602 | Serial Communication Problem With TCU (TIME-OUT) |
| P1613 | ECM Self Test Failed |
| P1616 | Main Relay Malfunction |
| P1623 | Diagnostic Lamp Power Stage Malfunction |
| P1624 | Cooling Fan Relay Circuit Malfunction (LOW Circuit) |
| P1625 | Cooling Fan Relay Circuit Malfunction (HIGH Circuit) |
DTC IDENTIFICATION