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Home >> BMW >> 1990 >> 325is Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Ignition Checks >> Ignition Coil Power Source

Ignition Coil Power Source

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Turn ignition on. Using voltmeter, ensure battery voltage exists on Green wire to ignition coil. If no voltage exists, check for open or short in ignition switch-to-ignition coil wire.