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.