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Check Control Unit

WARNING: This page is about a different car, the 1995 Ford RV Cutaway, 1995 Ford Econoline, 1995 Ford Cutaway, and 1995 Ford Club Wagon. However, it is still accessible from the selected car via links, so may be relevant.

Ensure ignition switch is off. Measure resistance between glow plug module ground wire terminal eyelet and negative battery terminal of each battery. See Figure . If less than one ohm is indicated, go to next test. If greater than one ohm is indicated, clean or repair ground connection, then go to next test.

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