Rear wiper switch terminals (1983-93)
Windshield and rear wiper switch terminals (1994-95)
On cars 1983-89. windshield wiper switch integrated with headlight switch, 1990-93 vehicles The windshield wiper switch is part of the steering column switch combination, since 1994 the wiper switch has been mounted separately on the steering column.
On cars up to 1994, the rear window wiper and washer switch is made in the form of a two-position key and is mounted on the front panel of the passenger compartment.
After 1994, the wiper switches are mounted on the steering column.
Removal and installation
Cars 1983-93
1. Pry and remove the switch from the front panel.
2. Check for continuity between the following switch terminals: 7-2 when the wiper switch is ON, 5-2 when the wiper switch is OFF, 5-2 and 3-8 when the wiper switch is INT, 7-6 when the washer switch is ON.
3. If there is no circuit between at least 1 pair of these terminals, then replace the switch.
Cars 1994-98
1. Remove the steering column covers.
2. Loosen the screws and remove the switch.
3. Check for continuity between the following windshield switch terminals: 7-8 with switch position OFF, 8-10 with switch position LO, 9-10 with switch position HI, 6-10 with washer switch position ON.
4. Check for continuity between the following rear window switch terminals: 2-7 when the switch is in the ON position, 4-7 when the switch is in the OFF position, 1-6 when the switch is in the INT position, 2-3 when the washer switch is in the ON position, 5-8 when turning on the lighting.
5. If the circuit between the terminals does not match the specified diagram, then replace the switch.
6. Disconnect the battery from the ground.
7. Disconnect the connector and install the new switch in reverse order.