Section 01-16: Wiper and Washer Systems
1996 F-150, F-250, F-350, F-Super Duty and Bronco Workshop Manual
DIAGNOSIS AND TESTING

Inspection and Verification

  1. Verify the vehicle owner's original concern by operating the wiper and washer system to duplicate the vehicle owner's concern.

  1. Inspect to determine if one of the following concerns apply:



VISUAL INSPECTION CHART
MechanicalElectrical
  • Windshield wiper blade missing or damaged
  • Binding windshield wiper pivot arm
  • Binding windshield wiper mounting arm and pivot shaft
  • Empty windshield washer reservoir
  • Kinked or broken windshield washer hoses
  • Open 30A circuit breaker
  • Damaged windshield wiper motor
  • Damaged windshield washer pump
  • Open connectors
  • Corroded connectors
  • Inoperative windshield wiper switch
  • Open thermal breaker internal to wiper motor

  1. If the concern(s) remains after the inspection, determine the symptom(s) and go to the Symptom Chart.