Diagnostic Trouble Code (DTC) Definitions
See DTC IDENTIFICATION table, then go to appropriate diagnostic procedure. Repair condition which set DTC(s), begining with lowest number first, then in ascending order.
NOTE:
Not all codes apply to all models.
DTC IDENTIFICATION
| Code | Probable Cause | ||||
|---|---|---|---|---|---|
| P0100 | Volume Airflow (VAF) Circuit Malfunction | ||||
| P0105 | Barometric Pressure Circuit Malfunction | ||||
| P0110 | Intake Air Temp. (IAT) Circuit Malfunction | ||||
| P0115 | Engine Coolant Temp. (ECT) Sensor Circuit Malfunction | ||||
| P0120 | Throttle Position (TP) Sensor Range | ||||
| P0125 | Insufficient Coolant Temp. For Closed Loop | ||||
| P0130 | HO2S Circuit Malfunction (Front) | ||||
| P0135 | HO2S Heater Circuit Malfunction (Front) | ||||
| P0136 | HO2S Circuit Malfunction (Rear) | ||||
| P0141 | HO2S Heater Circuit Malfunction (Rear) | ||||
| P0170 | Fuel Trim Malfunction | ||||
| P0201 | Injector No. 1 Circuit Malfunction | ||||
| P0202 | Injector No. 2 Circuit Malfunction | ||||
| P0203 | Injector No. 3 Circuit Malfunction | ||||
| P0204 | Injector No. 4 Circuit Malfunction | ||||
| P0300 | Random Misfire Detected | ||||
| P0301 | Cylinder No. 1 Misfire Detected | ||||
| P0302 | Cylinder No. 2 Misfire Detected | ||||
| P0303 | Cylinder No. 3 Misfire Detected | ||||
| P0304 | Cylinder No. 4 Misfire Detected | ||||
| P0335 | Crankshaft Position (CKP) Sensor Malfunction | ||||
| P0340 | Camshaft Position (CMP) Sensor Malfunction | ||||
| P0400 (1) | EGR Flow Malfunction | ||||
| P0403 (1) | EGR Solenoid Malfunction | ||||
| P0420 | Catalyst Efficiency Below Threshold | ||||
| P0440 | EVAP System Malfunction | ||||
| P0443 | EVAP System Purge Control Valve Circuit Malfunction | ||||
| P0500 | Vehicle Speed Sensor (VSS) Malfunction | ||||
| P0505 | Idle Speed Control Actuator Malfunction | ||||
| P0510 | Closed Throttle Position Switch Malfunction | ||||
| P0700 | Input Pulse From TCM To ECM Malfunction | ||||
| P0705 | Inhibitor/Trans. Range Switch Signal Malfunction | ||||
| P0715 | Open Pulse Generator "A" & "B" Circuit | ||||
| P0750 | Open/Shorted Shift/Pressure Control Sol. Circuit | ||||
| P1400 (1) | Manifold Differential Pressure (MDP) Sensor | ||||
| P1521 | Power Steering Pressure Switch Signal Malfunction | ||||
| P1665 (2) | Power Stage Group "A" Malfunction | ||||
| P1670 (2) | Power Stage Group "B" Malfunction | ||||
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