Heated Glass Element Switch: Description and Operation

The heated back window system consists of the following:
^ Rear electronic module (REM)
^ heated back window relay
^ switch (part of the climate control assembly
^ a series of two layered grid lines baked on the interior surface of the rear window
^ system wiring

The switch has a:
^ push-button, spring-loaded to neutral position that turns the system on or off.
^ REM-controlled heated back window relay that turns off automatically after approximately 10 minutes of operation or when the button is pressed to the OFF position.

If more than 10 minutes is required, the control can be reactivated for another 10 minutes by momentarily pushing the button to the ON position. This operation
can be repeated as necessary.