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:
High-beam headlamps
To switch on the high-beam headlamps:
turn the SmartKey in the ignition lock to
position 2 or start the engine.
Turn the light switch to .
Press the combination switch beyond the
pressure p ...
Warning and display messages in the
multifunction display
•► Activate ATTENTION ASSIST using the onboard
computer
Symbol 1 appears in the multifunction
display.
If ATTENTION ASSIST is active, you will be
warned no sooner than 20 minutes after ...
Exterior mirror out of position
If an exterior mirror has been pushed out of
position, proceed as follows:
- Vehicles without electrically folding
exterior mirrors: move the exterior mirror
into the correct position manually. ...
