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:
Entering characters in navigation mode
(entering a city)
General information
Character entry is explained in the following
sections using NEW YORK as an example for
entering a city.
If you want to use the address entry menu
to enter a city, a stre ...
Important safety notes
In addition to the illumination provided by the
normal headlamps, Night View Assist Plus
uses infrared light to illuminate the road. The
Night View Assist Plus camera picks up the
infrared lig ...
Installing the towing eye
Vehicles with a trailer tow hitch: if possible,
secure the towing device on the trailer tow
hitch.
– Remove the towing eye required for frontal
or rear coupling from the vehicle tool kit.
The ...
