90 Renix high idle
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Joined: Dec 2014
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Model: Cherokee
90 Renix high idle
High idle still ,on my 1990 4.0 in line 6cyl. Larado ...new iac valve , new tps, cleaned throttle body with carb cleaner. But once u warm it up the idle spikes to 1500-2000 rpm... and wants to take off on its own when u let off breaks...as any advice ? Thanks
::CF Moderator::
Joined: Aug 2011
Posts: 43,971
Likes: 1,578
From: Prescott, Az
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
Click on the pink link below and go to Tip 8.
That said, you really should do Tips 1,3,4, and 5 just to be sure they's not the root cause of this.
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