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2004 s60r backfire?

   
Old Jun 9, 2010 | 10:15 PM
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rotho's Avatar
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Default 2004 s60r backfire?
2004 s60r awd 6 speed,backfires in between shifts and rough idle has new fuel pump how can i check coil packs? and i dont have any codes. i put a new tbcv on. i cant figure it out (HELP!)
 
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Old Jun 10, 2010 | 01:06 AM
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Mad Matt's Avatar
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Back fires are very normal for the R's, But not in between every shift. Even more so when you have an exhaust. Not sure about the rough idle.
 
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Old Jun 10, 2010 | 06:56 AM
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pull the coils and pull back the rubber on the bottom and check for cracks. If you see any even small ones then replace them
 
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