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Tuesday, March 1, 2011

Miss Fire - Update

Called Unigroup on Monday and spoke with them about the miss fire issue, suggestion was to change spark plugs but keeping the same gap.

Changed over the plugs yesterday and whilst i was at it added some extra earthing to the coil packs as suggested by the sutton brothers.

Went for a drive tonight and sure enough it still happened, as it comes onto boost it miss fires kind of splutters then gets going.
I went for a bit of a drive and was thinking about a few things when nearly home i thought i might try taking 10% fuel out, just a little stab of the throttle to see if anything happens.

Sure enough BINGO!!!! no miss fire, quickly check the knock levels which are low and give it a big bit of stick. Sweet still no miss fire.

Will try and give unigroup a call in the morning but it looks as though the tune is a little to rich and dumping to much fuel in as the boost comes on.


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