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SR20DE/DET Engines 1991-2002 Silvia


       
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Old Feb 28th, 2008, 09:01 PM   #1 (permalink)
240sxdm
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backfiring

Yo guys my sr has a sputtering problem, it just started doing it, it runs good and then it starts sputtering, and backfiring real bad when i slow down. a real big POP. and then it goes away but still comes back what can it be?
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Old Feb 28th, 2008, 09:07 PM   #2 (permalink)
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Probably running very rich.
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Old Feb 28th, 2008, 09:40 PM   #3 (permalink)
240sxdm
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i know im running alil rich and it was backfire too cuz i dont have a cat., but it was alil backfire, the way its doing it now is real loud like a few blackcat fireworks when out the tail pipe and before they were just real quite backfiring
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Old Feb 28th, 2008, 09:43 PM   #4 (permalink)
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i wanna say its normal for it to be doing that if you are running rich, but i don't know how rich it is. for some reason my friend's did this after he put on his FMIC, do you have one as well?
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