Heated Element: Description and Operation

Function of Defroster In Left/Right Outside Rearview Mirror

Function sequence
1 Function prerequisites
- Key in ignition lock in position 2 (C. 15).
2 The thermostat on the rear of the rearview mirror glass measures the temperature of the mirror glass.
3 At a mirror glass temperature of <= 15 °C the mirror defroster is switched on by the thermostat.
4 When the rearview mirror glass reaches a temperature of >= 25 °C the mirror defroster is switched off by the thermostat.
5 The rearview mirror thermostat is switched on and off until the temperature of the rearview mirror glass is always >= 15 °C.