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:
Tires
The specified tire pressure is printed in yellow on the
emergency/collapsible spare wheel. ...
Driver's knee bag
Driver's knee bag 1 provides additional
protection for the driver against:
- knee injuries
- thigh injuries
- lower leg injuries
Driver's knee bag 1 deploys below the
steering wheel. D ...
Call priority
When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an
emergency call will take priority and override
all other ac ...
