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

weird starts

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Old Aug 12, 2009 | 11:08 AM
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weird starts

have a s4 n/a i can only get the engine to start when holding open the afm about a 1/4 -5/16 opening , one time it started and idled nice and all the other times it runs fast , plesase help!
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Old Aug 12, 2009 | 12:43 PM
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It sounds like the fuel pump turn on switch in the AFM is kaput. Try swapping out a known good AFM.
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Old Aug 12, 2009 | 01:58 PM
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fuel pump power is key switched,
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