Replacing the battery
The remote control for Comfort Access contains a battery that will need to be replaced from time to time.
1. Take the integrated key out of the remote control.
2. Remove the cover.

Remove the cover
3. Insert a new battery of the same type with the positive side facing upwards.
4. Press the cover closed.
Return used battery to a
recycling collection
point or to your service center.
See also:
Controls
Almost all functions can be operated in the same
manner as they are in the front. Special features
of operating the system in the rear are described
here. ...
Refueling
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not avai ...
Switching on automatically
Select transmission position R with the engine
running.
The Top View and PDC images are displayed if
the system is switched on via iDrive. ...
