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Home >> Plymouth >> 1989 >> Gran Fury 5.2 P >> Repair and Diagnosis >> Engine Performance >> System >> 5.2L EFC System/Testing >> Cold DRIVEABILITY Test >> Cold Dr-8 - Secondary Ignition Check
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Cold Dr-8 - Secondary Ignition Check

Turn all lights and accessories off. Connect a suitable engine analyzer to the engine. Start engine. Check secondary ignition pattern. Check ignition coil output. Open circuit secondary ignition voltage should be at least 25,000 volts. If scope pattern is okay, proceed to COLD DR-9 below. If scope pattern is not okay, repair secondary ignition as necessary.