1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Column cover.
b. Wiper and washer switch.
3. Use a tester to measure and verify that the continuity between the rear wiper and washer switch terminals is as indicated in the table.

If the continuity is not as indicated in the table, replace the wiper and washer switch..

General
Windshield Wiper And Washer Switch InspectionSteering Features
Improved handling, fuel economy, marketability
Column assist type Electric Power Steering (EPS) adopted
Improved handling
By using a higher steering gear ratio (15.5), the steerability has
been improved
...
Rear Window Defroster/Outer Mirror Heater
Outline
Fogging is cleared from the rear window and outer mirror glass by heating
of the filament.
Structural view
System wiring diagram
Vehicles with full-auto air conditioner system
Vehicles with manual air conditioner system
Construction
Rear window defroster
...
When Liftgate Cannot be Opened
When Liftgate Cannot be Opened
If the vehicle battery is dead or there is a malfunction in the electrical system
and the liftgate can not be opened, perform the following procedure as an emergency
measure to Open it: 1. Remove the cap on the interior surface of the liftgate with
a flathead sc ...