Tech Tips
Parameters listed in the chart may not be exactly the same as your readings due to factors such as the type of instrument.
If a DTC (Diagnostic Trouble Code) is displayed during the DTC check in check mode, check the circuit for the DTC listed in the table below. For details of each DTC, refer to the "See page" under the respective "DTC No." in this chart.
| DTC No. | Detection Item | Trouble Area | MIL | Memory | See page |
|---|---|---|---|---|---|
| 12 | Engine Speed Sensor Circuit Malfunction (TDC OR G1 Circuit) | 1. Open or short in crankshaft position sensor circuit 2. Crankshaft position sensor 3. ECM |
Comes on | DTC stored | |
| 13 | Engine Speed Sensor Circuit Malfunction (NE Circuit) | 1. Open or short in engine speed sensor circuit 2. Engine speed sensor 3. ECM |
Comes on | DTC stored | |
| 14 | Timing Control System Malfunction | 1. Open or short in timing control valve circuit 2. Timing control valve 3. Fuel filter (Clogging) 4. Fuel (Freezing, Air in) 5. Injection pump (Internal pressure and timing control valve) 6. ECM |
Comes on | DTC stored | |
| 15 | Throttle Motor Circuit Malfunction | 1. Open or short in intake restrictor valve control motor circuit 2. Intake restrictor valve control motor 3. Intake restrictor valve 4. Open or short in fully opened switch circuit 5. Fully opened switch 6. ECM |
Comes on | DTC stored | |
| 17 | Interior IC Malfunction | 1. ECM | Comes on | DTC stored | |
| 18 | Spill Control Circuit Malfunction | 1. Open or short in spill control valve circuit 2. Spill control valve 3. ECM |
Comes on | DTC stored | |
| 19 (1) | Accelerator Position Sensor Circuit Malfunction | 1. Open or short in accelerator pedal position sensor circuit 2. Accelerator pedal position sensor 3. ECM |
Comes on | DTC stored | |
| 19 (2) | Accelerator Position Sensor Range / Performance Problem | 1. Open or short in accelerator pedal position sensor circuit 2. Accelerator pedal position sensor 3. ECM |
Comes on | DTC stored | |
| 22 (1) | Engine Coolant Temperature Sensor Circuit Malfunction | 1. Open or short in engine coolant temperature sensor circuit 2. Engine coolant temperature sensor 3. ECM |
Comes on | DTC stored | |
| 22 (2) | Radiator Side Engine Coolant Temperature Sensor Circuit Malfunction | 1. Open or short in radiator side engine coolant temperature sensor circuit 2. Radiator side engine coolant temperature sensor 3. ECM |
Comes on | DTC stored | |
| 23 | Air Temperature Circuit Malfunction | 1. Open or short in intake air temperature sensor circuit 2. Intake air temperature sensor 3. ECM |
Does not come on | DTC stored | |
| 32 | Injection Pump System Malfunction | 1. Open or short injection pump correction unit circuit 2. Injection pump correction unit 3. ECM |
Does not come on | DTC stored | |
| 35 | Manifold Absolute Pressure / Barometric Pressure Circuit Malfunction | 1. Open or short in manifold absolute pressure sensor circuit 2. Manifold absolute pressure sensor 3. ECM |
Comes on | DTC stored | |
| 39 | Fuel Temperature Sensor Circuit Malfunction | 1. Open or short in fuel temperature sensor circuit 2. Fuel temperature sensor 3. ECM |
Comes on | DTC stored | |
| 42 | Vehicle Speed Sensor Signal Circuit Malfunction | 1. Open or short in vehicle speed sensor circuit 2. Vehicle speed sensor 3. Combination meter 4. ECM |
Comes on | DTC stored | |
| 51 | Stop Light Switch Circuit Malfunction | 1. Open or short in stop light switch signal circuit 2. Stop light switch 3. ECM |
Comes on | DTC stored |