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I have a1993 Mercury cougar that idles at about 3000 rpm.
Sent to Car Experts May 14 06:07 AM

I have a1993 Mercury cougar that idles at about 3000 rpm. It just started doing it on a short trip to the store. I changed the throttle sensor with no change.

 

Optional Information:
1993 Mercury Cougar 3.8

Already Tried:
changed throttle position sensor

Customer (name blocked for privacy)
Status:  Closed   Value: $15
Live Answer
May 14 6:21 AM (13 minutes and 18 seconds later)
         
ACCEPTEDCheck Mark
Tim West:IAC (Idol air control)
Tim West:is there a check engine light on?
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Tim West -- ASE Certified Technician -- 100% Positive Feedback on 329 Car Accepts
ASE Certified Service Manager for Bridgstone/ Firestone
Reply
May 14 6:35 AM (14 minutes and 43 seconds later)
         
No the check engine light is not on.
Customer (name blocked for privacy)
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