Changing the battery
You require a CR 2025 3 V cell battery.
Take the mechanical key out of
the
SmartKey.

Press mechanical key 2 into the
opening
in the SmartKey in the direction of the arrow until battery tray cover 1 opens.
When doing so, do not hold cover 1 shut.
Remove battery tray cover 1.

Repeatedly tap the SmartKey
against your palm until battery 3 falls out.
Insert the new battery with the
positive terminal facing upwards. Use a lint-free cloth to do so.
Make sure that the surface of the
battery is free from lint, grease and all other forms of contamination.
Insert the front tabs of battery
tray cover 1 and then press to close it.
Insert the mechanical key into the
SmartKey.
Check the function of all SmartKey
buttons on the vehicle.
See also:
Fast forward/rewind
While the display/selection window is
active, slide and hold the COMAND
controller until the desired position has
been reached. ...
Off-road menu
Depending on your vehicle's optional
equipment, you can set the following current
settings to be shown in the Off-road menu:
• Level control
• compass
• differential locks
Large buildings, powe ...
Warranty
The Service and Warranty Information
booklet contains detailed information about
the warranties covering your vehicle.
Your authorized Mercedes-Benz Center will
exchange or repair any defective pa ...
