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Home >> Ford >> 1977 >> Bronco Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> MOTORCRAFT DURA-Spark II Ignition System >> Testing >> Cranking Test
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Cranking Test

With engine cranking, measure voltage from pin No. 5 to engine ground. See  Figure .  If voltage is not 8-12 volts, repair voltage feed (White) wire to the module.