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International Automotive Technicians Network
Re: 89 BMW 325I No Start Very weak spark.
Posted to Technical Discussion Forum on 5/19/2003

THe '86 is the same re using Pin #1 on the ECU to control the coil. THe difference is that on the '86,the coil neg. wire also goes to the tach, so a tach problem can cause weak spark on the '86,but not on the '89.

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