on January 11, 2009, 3:11 pm, in reply to "Re: Ignition coils fine-different fault!"
I thought the ECU measured the crankshaft signal for "acceleration losses" IE if a cylinder is misfiring the engine will take longer to complete its revolution.
The following animation is with an injector plug being pulled 
Regards
Dave
You can trim a sheeps wool many times, but you can only fleece it once !
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VW Polo 1.4 BBY 2003 Marelli 4MV - Ignition coil fault # - Colin Hedger December 27, 2008, 5:04 pm
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