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chuffin misfires still there please help me !!!!

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Old 22 June 2008, 02:00 PM
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gilbe28
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Default chuffin misfires still there please help me !!!!

right so my 96 impreza wrx is still misfireing after changing knock sensor , crank sensor, coilpacks, plugs it seems to happen when you pin it hard at about 5000 revs its that bad it made it jump out of gear but still no check engine codes even to the light flickers for half a secound when it misfires
Old 22 June 2008, 02:05 PM
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sarnyboy
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mine done this once, i gapped the sparkplugs closer by 0.1 of a mm, problem solved, effectively the sprk was getting 'blown out' on boost...
Old 22 June 2008, 02:10 PM
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gilbe28
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Originally Posted by sarnyboy
mine done this once, i gapped the sparkplugs closer by 0.1 of a mm, problem solved, effectively the sprk was getting 'blown out' on boost...
ok i will try that any other ideas as its doing my sweed in
Old 22 June 2008, 02:23 PM
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AlanPPP
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Only place left to look is the land of boost by the looks of it mate...
Old 22 June 2008, 03:04 PM
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alcazar
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Question

Changed the plug LEADS? When mine did similar, it was a knackered plug lead, and no CEL codes ever appeared.

Alcazar
Old 22 June 2008, 03:06 PM
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gilbe28
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Originally Posted by AlanPPP
Only place left to look is the land of boost by the looks of it mate...
i put a scooby chip in her about a year ago and its running 1 bar of boost the other ting i noticed when it misfire the rev counter does funny things and i can here a relay clicking

Last edited by gilbe28; 22 June 2008 at 03:39 PM. Reason: adding more info
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