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:
Change of address or change of
ownership
In the event of a change of address, please
send us the "Change of Address Notice"
found in the Service and Warranty
Information Booklet, or simply call the
Mercedes-Benz Customer As ...
Important notes
In order to prevent the vehicle's battery from
discharging, the interior lighting functions are
automatically deactivated after some time
except for when the SmartKey is in position
2 in the i ...
Connecting AUX equipment
AUX drive
The AUX drive jacks are located on the CD/DVD drive on the right next to the
CD/DVD
eject button.
Displaying AUX
The AUX display jacks are on the side of the
screen.
Audio and vide ...