Tuning Fitted Prv Now have problem

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Tuning Fitted Prv Now have problem

Joined
Aug 1, 2010
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57
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Location
Sunderland
Hi There Fitted Prv car drives mint 1st and 2nd gear but struggles to pass 3000 rpm in 3rd with exhaust popping ! have i got boost set to high or is the car running lean:confused:

Please HELP:bang::bang::bang:
 
Weird, I have exactly the same thing. It's probably your coil packs or spark plugs. They are under greater pressure on boost, making the problem worse. Try getting a second hand coild and trying it on each cylinder, and if that doesn't work, replace the plugs.
 
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