Activating/deactivating

WARNING
Any accumulation of snow and ice should be removed from the rear window before driving.
Visibility could otherwise be impaired, endangering you and others.

The rear window defroster has a high current draw. You should therefore switch it off as soon as the window is clear as it only switches off automatically after several minutes.

If the battery voltage is too low, the rear window defroster may switch off.

2 in the ignition lock. Turn the SmartKey to position 2 in the ignition lock.
button. Press the The indicator lamp in the button button.
The indicator lamp in the lights up or goes out. button lights up or goes out.

    See also:

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    Warning and display messages in the multifunction display
    •► Activate ATTENTION ASSIST using the onboard computer Symbol 1 appears in the multifunction display. If ATTENTION ASSIST is active, you will be warned no sooner than 20 minutes after ...