1. Clean the filament using isopropyl alcohol.
2. Attach tape to both sides of the filament.

3. Using a small brush or marking pen, apply silver paint.
4. After 2—3 min,
carefully remove the tape without damaging the applied area.
CAUTION:
Do not operate the rear window defroster until the paint is completely dry. It may cause other malfunctions if it is used before the paint is dry.
5. Dry the repaired part according to the following procedure.
When the room temperature is 25 °C {77 °F},
leave it as it is for 24 h.
When a hot air blower is used, dry with the 150 °C {302 °F}
air for 30 min.
Filament Inspection
Front Door Glass Removal/InstallationFront Door Latch And Lock Actuator Inspection
The following actuator and switches are integrated with the front door latch
and lock actuator.
From the actuator/switch name and operation in the following table, select
the actuator or switch to be inspected, and perform the inspection following
the inspection procedure ...
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
...
Cruise Control Switch Inspection
1. Disconnect the negative battery cable and wait for 1 min or more..
2. Remove the driver?side air bag module..
3. Disconnect the clock spring connector (part wiring harness-side).
4. Measure the resistance between clock spring terminals E and A (part wiring
harness-side) using a tester.
...