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Home >> Ford >> 1990 >> Bronco 4.9 Y, Standard, M5OD-R2 >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Testing >> Washer Pump Current Draw
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Washer Pump Current Draw

Connect ammeter leads, negative to battery positive, positive to washer pump terminal. Connect jumper wire from remaining washer pump terminal to negative battery post. Operate washer pump. Acceptable current draw is 1.7-4.0 amps while washer pump is running.