Low & High Speed Wiper Operation
Ground is supplied to wiper switch terminal No. 17, through body grounds E12 (located on front of left front fender) and E54 (located on rear of right front fender). With the wiper switch in the "LO" position, ground is supplied to wiper motor terminal "L", through wiper switch terminal No. 14. With power and ground supplied, the wiper motor operates at low speed. With the wiper switch in the "HI" position, ground is supplied to wiper motor terminal "H", through wiper switch terminal No. 16. With power and ground supplied, the wiper motor operates at high speed.
Auto Stop Operation
When the wiper switch is turned "OFF", the wiper motor will continue to operate at low speed until wiper blades reach windshield base. When wiper blades are not located at base of windshield with wiper switch "OFF", ground is supplied to wiper motor terminal "L", through wiper switch terminal No. 14, wiper switch terminal No. 13 and wiper motor terminal "P". Ground is supplied to wiper motor terminal "E" through body grounds E12 (located on front of left front fender) and E54 (located on rear of right front fender).
WASHER OPERATION
Note. For wiring diagrams, see WIRING DIAGRAMS .
With the ignition switch in the "ON" or "START" position, power is supplied through 20-amp fuse No. 6, located in the fuse block (J/B) to washer motor positive terminal.
When the lever is pulled to the "WASH" position, ground is supplied to washer motor negative terminal and from wiper switch terminal No. 18, through wiper switch terminal No. 17, trough body grounds E12 (located on front of left front fender) and E54 (located on rear of right front fender).
With power and ground supplied, the washer motor operates.
- With Intermittent Wipers When the lever is pulled to the "WASH" position for one second or more, the wiper motor operates at low speed for approximately 3 seconds to clean windshield. This feature is controlled by the wiper amplifier in the same manner as the intermittent operation.