Diesel Data: Automotive Repair

Wiper Switch: Testing and Inspection

Wiper and Washer Switch Inspection

Wiper and Washer Switch Circuit Continuity Check
Check continuity between terminals at each switch position. If check result is not as specified, replace wiper and washer switch.

Wiper switch continuity










Adjustment Knob Check
Check resistance between terminal "9" and terminal "12" with adjustment knob (6) set at each position. If check result is not as specified, replace wiper and washer switch.

Wiper adjustment knob resistance