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Home >> Geo >> 1993 >> Storm GSi, Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Basic Testing >> Ignition Checks >> Ignition Coil Power Source
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Ignition Coil Power Source

Turn ignition on. Using voltmeter, check voltage between positive terminal of ignition coil (Black/Orange wire) and ground. If battery voltage does not exist, check for open circuit in Black/Orange wire between ignition coil and 15-amp ignition coil fuse in junction block. Junction block is located behind left kick panel.

IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)

Application Primary Secondary
Storm 1.20-1.50 10,200-13,800