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Home >> Ford >> 2004 >> Excursion 5.4 L, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Diagnostic Methods - CNG, Flex-Fuel & Gasoline >> Basic Circuit Checks >> Description >> Shorts to Power

Shorts to Power

Key ON to power up circuit. Measure voltage between the suspect circuit at the harness connector and a reliable ground. The voltage must be less than 1.0 volt.

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