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Home >> Ford >> 1979 >> Fiesta >> Repair and Diagnosis >> Engine Performance >> Ignition System >> MOTORCRAFT DURASPARK II Electronic Ignition >> Testing >> Spark Plug Wire Resistance Test

Spark Plug Wire Resistance Test

Check spark plug wire resistance using an ohmmeter. Resistance should not exceed 5000 ohms per foot with spark plug wire connected to distributor cap and resistance test made through internal distributor cap terminal.