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Home >> Ford >> 1990 >> Bronco 4.9 Y, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Diagnostic Procedures >> Dis Ignition System Check - No Start (2.3L) >> Test 19, Isolate Dis Module From Pip D
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Test 19, Isolate Dis Module From Pip D

With the key off, disconnect diagnostic cable connector from DIS module (Pins No. 1-6). See Figure . Connect LED test lamp between (+) J32 (PIP D) and (-) J55 (IGND S). Crank engine. Does test light blink continuously while cranking engine? If yes, go to TEST 26. If no, go to TEST 20.