Incorrect First Idle
- Check accelerator pedal linkage.
- Check dashpot. See SYSTEM/COMP TESTS article.
- Check power steering system for proper operation.
- Check water temperature sensor circuit. See CODE 22 in TESTS W/CODES article.
- Check intake air temperature sensor circuit. See CODE 24 in TESTS W/CODES article.
- Check idle speed control valve circuit. See IDLE SPEED CONTROL (ISC) VALVE CIRCUIT chart in TESTS W/CODES article.
- Check ECU. See SYSTEM/COMP TESTS article.