DTC Set Conditions
- Check Conditions - Under the closed loop idle speed control. Engine coolant temperature is more than 171°F (77°C). Battery positive voltage is higher than 10 volts. Power steering pressure switch: "OFF". Volumetric efficiency is lower than 40%. Barometric pressure is higher than 11 psi (76 kPa). Intake air temperature is higher than 14°F (-10°C). 25 seconds have elapsed from the start of the previous monitoring. Target idle air control motor position is more than 100 steps.
- Judgement Criteria - The actual idle speed is more than 100 RPM lower than the target idle speed for 12 seconds.