Idle surges up and down while cold. And runs great when warm.

Tiny
BENN111
  • MEMBER
  • 2001 MAZDA TRIBUTE
  • 3.0L
  • V6
  • 4WD
  • AUTOMATIC
  • 130,000 MILES
Dosnt want to stay idleing when cold and check engine lite wont come on.
Saturday, November 15th, 2014 AT 1:03 PM

1 Reply

Tiny
MHPAUTOS
  • MECHANIC
  • 31,938 POSTS
You may have a problem with the idle air control motor (IAC) if there are 2 small water hoses going to the throttle body, make sure these are not blocked and the water passage in the throttle body is also free, start here.
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Saturday, November 15th, 2014 AT 2:00 PM

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