The last month or two my check engine light has been coming on intermittently and the car is idling very high. I statered happening about once a week sometimes, not every time the the idle would be high with the check engine light on and now it seems to be every time I drive it.
high idle and check engine light on 1995 Chrysler LHS
by Visitor in Shawnee, KS on July 20, 2010
ANSWER by Bret Bodas on July 20, 2010
Have a shop check the codes and diagnose accordingly. http://repairpal.com/check-engine-light-diagnosis
A dirty throttle body may cause low engine idle speed or frequent stalling, as oily residue blocks air flow in the throttle when the throttle is closed. Throttle body cleaning may be necessary to...