v6 problem? - Alfa Romeo Forum
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v6 problem?

hi there am darren i have a 2000 156 2.5v6 . the problem is if i rev my car slow it will rev ok up till about 4-5 thou and then start spluttering. if i hit the throttle very qwick it just splutters. i put it in for its mot and the fella said it failed the emissions test . he scaned it and said it had loads of fault codes witch he wiped. it pasted now but runs really bad. any ideas thanks. oh ive checked airflow meter and its workin.
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How did you check the MAF?
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Look for splits in the intake pipe next to the throttle body.
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Check for water down the spark plug wells
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Sounds like classic Air Flow Meter failure. Try driving the car with it unplugged (this will cause the MIL light to illuminate, but will not cause any damage).
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+1 for possible MAF problems there.
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