idle surges up and down while cold.and runs great when warm.

2001 MAZDA TRIBUTE
130,000 MILES • 3.0L • V6 • 4WD • AUTOMATIC
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BENN111
  • MEMBER
  • 1 POST
dosnt want to stay idleing when cold and check engine lite wont come on.
Nov 15, 2014 at 1:03 PM
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MHPAUTOS
  • CAR REPAIR CONTRIBUTOR
  • 31,937 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.
Nov 15, 2014 at 2:00 PM
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