99 Quest runs great has lots of power but dosn’t idle real smooth all the time. It’s erratic and even stalled yesterday when I was driving down the road and backed off on the throttle real fast. There are no codes showing. Any ideas?
Trying to get to the bottom of an erratic idol no check engine 1999 Nissan Quest
140,000 on odo. replaced plug wires, spark plugs and rotor already.
Replace the Idle Air Control Valve. Approx US$100.00
Had this trouble about 3 months ago. Had a crack in the air cleaner outlet tube. Replaced and no more problem.
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