Wiper System And Washer System: Operation

Front wiper speeds are controlled by front wiper switch, which supplies voltage to specified washer pump and wiper motor terminal. In pulse operation, single stroke time interval is determined by timer in wiper motor. Length of wiper delay is determined by pulse delay resistor in wiper switch. Rear wiper is controlled by rear wiper switch, which supplies voltage to the appropriate terminals of wiper motor and washer pump. In pulse operation, pulse module of motor controls wiper stroke.