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:
Setting the side air vents
To open/close: turn thumbwheel 3 up or down.
Side window defroster vent 1 is never completely shut, even if side air vent
2 is shut. ...
MB Info call button
•► Press and hold MB Info call button 1 for
more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in MB Info call button 1 fla ...
Important safety notes
WARNING
To help avoid personal injury during a collision
or sudden maneuver, exercise care when
storing objects in the vehicle. Put luggage or
cargo in the cargo compartment if possible.
Do n ...