ELECTRIC BACKLIGHT (EBL) SYSTEM
NOTE: Illumination of the defogger switch indicator lamp does not necessarily mean that electrical current is reaching the rear window glass heating grid.
NOTE: For circuit descriptions and diagrams of the rear window defogger (EBL), refer to 8W - WIRING DIAGRAM INFORMATION.
Operation of the electric backlight (EBL) system can be confirmed by the following:
NOTE: Typical heated rear window glass shown.
STEP 2STEP 2
- Confirm the ignition switch is in RUN.
- Confirm the rear window defogger switch is ON.
- Confirm the EBL feed wire (3) is connected to the heating grid positive terminal and that there is continuity between the TIPM and the heating grid.
- Confirm the EBL ground wire (6) is connected to the heating grid negative terminal and that there is continuity to ground.
(refer to 8 - ELECTRICAL/HEATED GLASS/GRID-REAR WINDOW DEFOGGER - STANDARD PROCEDURE - GRID LINE AND TERMINAL REPAIR)
(refer to 24 - HEATING & AIR CONDITIONING/CONTROLS/CONTROL-A/C HEATER - REMOVAL)