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Home >> Ford >> 1990 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test J - Fuel Pump Circuit >> Test J: Step 21
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Test J: Step 21

21) Verify Fuel Pump is Off  With key off, listen for fuel pump noise. If fuel pump is off, go to step 23). If fuel pump is on, go to next step.