Car starts but runs rough at idle. when you accelerate the engine smooths out?
1990 Nissan Maxima

Car starts but runs rough at idle. When you accelerate the engine smooths out?

(1990 Nissan Maxima)
runs this way all the time.
1 answer & 0 comments
Popular Answer
on January 26, 2014
Sound like a vacuum or low compression problem. Possible valve not seating or burnt, check compression. Possible vacuum leak have a smoke test of the vacuum circuits performed. Either problem will be more pronounced at idle and decrease with rpm!
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General Diagnosis
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on January 26, 2014
Sound like a vacuum or low compression problem. Possible valve not seating or burnt, check compression. Possible vacuum leak have a smoke test of the vacuum circuits performed. Either problem will be more pronounced at idle and decrease with rpm!
Sign in to reply

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