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Home >> Ford >> 1990 >> Bronco 4.9 Y, Standard, M5OD-R2 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - System/Component Tests >> Module Checks >> DISTRIBUTORLESS Ignition System (Dis) Module

DISTRIBUTORLESS Ignition System (Dis) Module

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  1. Turn ignition off. Using DVOM, connect negative lead to negative battery post and positive lead to DIS connector IGND terminal with connector attached. Resistance should be 5 ohms.
  2. If resistance is not as specified, verify module base plate and mounting screws are clean and tight. If base plate and mounting screws are okay, replace module.
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