WARNING
Any accumulation of snow and ice should be
removed from the windshield before driving.
Otherwise, your vision may be impaired, which could endanger you or others.

► Turn the SmartKey to position 2 in the ignition lock.
► To switch on: press button 2.
Indicator lamp 1 lights up.
► To switch off: press button 2.
Indicator lamp 1 goes out.
At outside temperatures above 50 º F(10 º C), the windshield heating cannot be activated. Indicator lamp : lights up briefly when you attempt to activate it and then goes out again.
The windshield defroster has a high current draw. You should therefore switch it off as soon as the windshield is clear. The windshield heating otherwise switches itself off automatically after 10 minutes.
If you turn on the windshield heating for the fourth consecutive time, the windshield heating will automatically switch off after 5 minutes.
If the vehicle's electrical system voltage is too low because too many electrical consumers are switched on, indicator lamp 1 flashes. After approximately 30 seconds, the windshield heating turns off automatically.
Winter operation
Please bear the following in mind
At the onset of winter, have your vehicle
winterproofed at a qualified specialist
workshop, e.g. at an authorized Mercedes-
Benz Center.
Observe the notes in the ...
Lights
Display messages about LEDs:
This display message will only appear if all LEDs have failed.
...
Locking the vehicle
If the vehicle can no longer be centrally
locked with the SmartKey, use the
mechanical key.
► Close the front-passenger door, the rear
doors and the tailgate.
► Press the locking bu ...