|
|
DIAGNOSIS AND TESTING REAR WINDOW DEFOGGER SWITCH WARNING: On vehicles equipped with airbags, dis- NOTE: The rear window defogger switch may be NOTE: For circuit descriptions and diagrams of the IN-VEHICLE TESTING (1) Remove the rear window defogger switch from the instrument panel, but leave the switch connected (2) Turn the ignition switch to the On position. Pin 1 and 2 of the rear window defogger switch (Fig. (a) If OK, go to Step 4. junction block (JB) and the 40 amp fuse 8 in the check the wiring circuits. Refer to 8W - WIRING in the On position there should be battery voltage (a) If OK, go to Step 5. voltage in the Off position. Replace the rear win- On position. The indicator lamp should come on and BODY/INSTRUMENT PANEL/ACCESSORY SWITCH BEZEL - INSTALLATION). BENCH TESTING (1) Remove the rear window defogger switch (Refer to 23 - BODY/INSTRUMENT PANEL/ACCESSORY (2) With switch removed from vehicle, use a jumper wire and connect a 12 volt supply to Pin 1 (3) Follow the same procedures used for IN-VEHI- CLE TESTING, except for step Step 2. REAR WINDOW DEFOGGER SWITCH AND HARNESS CONNECTOR PIN CALL-OUT PIN FUNCTION 1 FUSED B+ 2 FUSED IGNITION SWITCH OUTPUT 3 GROUND 4 PANEL LAMPS DRIVER 5 PANEL LAMPS DRIVER Fig. 5 Rear Window Defogger Switch Harness Connector Fig. 6 Rear Window Defogger Switch Connector 8G - 4 HEATED GLASS PL/SRT-4 REAR WINDOW DEFOGGER SWITCH (Continued) |