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:
Search & Send
"Search & Send" is a destination entry
service. You can find further information on
"Search & Send" in the separate COMAND
operating instructions. ...
Problems with the occupant classification system
Problem
Possible causes/consequences and
Solutions
The
indicator lamp illuminates and remains illuminated.
The person on the front-passenger seat:
• has the weig ...
Using KEYLESS-GO to start the engine
WARNING
As long as the SmartKey is in your vehicle, the
vehicle can be started. Therefore, never leave
children unattended in the vehicle, as they
could otherwise accidentally start the engin ...
