F 350 4WD Pickup V8-351 5.8L VIN H EFI (1997)
Windshield Washer Pump: Testing and Inspection
Fig. 38 Windshield Washer Pump Current Draw Test.
Attach leads of the volt-amp tester, such as Rotunda Alternator, Regulator, Battery and Starter Tester (ARBST) 010-00725 or Rotunda Digital
Volt-Ohmmeter 014-00407 or equivalent. Current draw should not exceed 4 amps, or indicate less than 2 amps while the washer pump motor is
pumping fluid.