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Home >> Ford >> 1990 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test J - Fuel Pump Circuit >> Test J: Step 25
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Test J: Step 25

25) Check Inertia Switch  Turn key off and wait 10 seconds. Locate and disconnect fuel pump inertia switch. Verify that switch is reset. Set DVOM on 200-ohm scale. Measure resistance of fuel pump inertia switch. If resistance is less than 5 ohms, reconnect switch and go to next step. If not, replace or reset inertia switch. Repeat QUICK TEST.