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Home >> Ford >> 1990 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Diagnostic Procedures >> Dis Ignition System Check - No Start (2.3L) >> Test 28, Check Pip EEC Circuit For Short To Ground
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Test 28, Check Pip EEC Circuit For Short To Ground

Connect LED test light between (-) J31 (PIP EEC) and (+) J57 (BAT +). Is test light illuminated. If yes, PIP EEC is shorted to ground. Check connectors, service or replace the harness. Check for fault codes. See TESTS W/CODES article. If test light is not illuminated, replace DIS module and check for fault codes. See the appropriate TESTS W/CODES article.