No.9 Fast Idle/Runs On: Notes
CONDITION DESCRIPTION & POSSIBLE CAUSE
| 9 |
FAST IDLE/RUNS ON |
| DESCRIPTION |
- The engine speed continues at fast idle after warm-up.
- The engine runs after the ignition switch is turned off.
|
| POSSIBLE CAUSE |
- ECT sensor No. 1 malfunction
- Continuous memory DTC is stored
- Improper load signal input
- Refrigerant pressure switch malfunction
- Evaporator temperature sensor malfunction
- Climate control unit malfunction
- A/C switch or fan switch malfunction
- Climate control unit does not determine A/C request or transmit the A/C request signal
- CPP switch malfunction (MTX)
- Neutral switch malfunction (MTX)
- TR switch malfunction (ATX)
- Air leakage from intake-air system
- Improper operation of drive-by-wire control system
- APP sensor malfunction
- PCM malfunction
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