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

- 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

- 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:

    Reset function
    You can reset COMAND to the factory settings. Amongst other things, this will delete all personal data (e.g. station presets, address book entries, entries in the destination memory and in the ...

    Locking and unlocking centrally
    The SmartKey centrally locks/unlocks: - the doors - the tailgate - the fuel filler flap 1 Locks the vehicle 2 Opens/closes the tailgate 3 Unlocks the vehicle When unlocking, the turn signa ...

    Message memory menu
    The on-board computer saves certain display messages. You can call up the display messages in the message memory menu. The message memory menu is only shown if any display messages have been sto ...