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duckloads
03-07-2005, 04:48 PM
1991 535im

What is the pick-up coil around one of the plug wires for? Does it go to the crankshaft sensor?

Thanks
Javier
03-07-2005, 05:17 PM
just to let the DME (ECU) know what cycle, the turn of the cranck shaft is in (4 times engine)

Javier