Heated Glass Element Switch: Testing and Inspection

INSPECT REAR WINDOW DEFOGGER SWITCH ASSEMBLY




a. Inspect the defogger switch.
1. Connect the battery's positive (+) lead to terminal 2 and negative (-) lead to terminal 3. Check that the indicator lamp turns on.
If the result is not as specified, replace the switch or bulb.




b. Inspect the defogger timer operation.
1. Connect the battery's positive (+) lead to terminal 2 and negative (-) lead to terminal 3.
2. Connect the battery's positive (+) lead to terminal 6 through a 1.4 W test bulb.
3. Turn the defogger switch ON. Check that:
- The indicator lamp in the switch and test bulb turn on.
- After approximately 12 to 18 minutes, the indicator lamp and test bulb turn off.
If the result is not as specified, replace the switch.