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Home >> Ford >> 1990 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test H - Fuel Control >> Test H: Step 6 >> Notes
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Test H: Step 6: Notes

6) Check Injector Drive Signal  With key off and breakout box installed, connect ECA to breakout box. Use a non-powered 12-volt test light and the following connection procedure:

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