Heated Glass Element: Description and Operation

Pin numbers refer to M1995-.

The relay for the electrically heated rear window and the electrically heated door mirrors is supplied from pin 39 on the Automatic Climate Control (ACC) control module.

When cabin temperature drops below +10° C (50° F) and the ignition is on, power supply to the relay is automatically engaged for 11 minutes. Switching off after 11 minutes is automatic, even when it has been connected manually using the button on the ACC control module panel.

When the electrically heated rear window is switched on, it can be switched off manually.