my 2001 eclipse gt 3.0L when i first start it for the day, it doesnt idle smooth. jumps from 600 to 1500 rpms. only does this for maybe a min. it is stock other than a cold air intake.

75

Asked by May 08, 2010 at 07:25 PM about the 2001 Mitsubishi Eclipse GT

Question type: Maintenance & Repair

4 Answers

45

Sounds like your ISC or idle speed control motor going bad

1 people found this helpful.
75

even though it only does it in the morning? after that it runs great?

45

I would still say yes indeed.

55

The litttle black box where the intake tubing runs through, there is a little sensor there hats your problem, try cleaning it up otherwise you have a bad sensor

1 people found this helpful.

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