2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Rough idling.

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Old Feb 6, 2002 | 04:23 PM
  #1  
soulbrotha's Avatar
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From: white plains, ny, usa
Exclamation Rough idling.

..i just bought a new 1990 gxl, the engine was replaced by the dealer about 70k ago. When the engine gets warm it will dile at a normal 850-900 and it will shoot down to 200 or below and it acts like it will stall but it doesnt then it shoots back up?...whats up with this????
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Old Feb 6, 2002 | 05:02 PM
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Erik's Avatar
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From: NJ
Re: Rough idling.

Originally posted by soulbrotha
..i just bought a new 1990 gxl, the engine was replaced by the dealer about 70k ago. When the engine gets warm it will dile at a normal 850-900 and it will shoot down to 200 or below and it acts like it will stall but it doesnt then it shoots back up?...whats up with this????
check the codes on it... you can find a tutorial at www.1300cc.com and cross reference any codes you get with those listed on the site. this might give you an idea of whats wrong...

it could be your Crank angle sensor that is bad causing your timing to be off and giving the low idle...
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