Diesel Data: Automotive Repair

Cold Fast Idle Too Low (MIL Works OK, No DTCs Set)




Cold fast idle too low (MIL works OK, no DTCs set)

Cold fast idle too low
(MIL works OK, no DTCs set)


Do the PCM idle learn procedure. PCM Idle Learn Procedure

Check the idle speed Testing and Inspection.

Clean the throttle body Testing and Inspection.