Smart Key battery

See also:

Switching on DISTRONIC PLUS, storing the current speed and maintaining it
Important safety notes WARNING The vehicle can be braked when DISTRONIC PLUS is activated. For this reason, deactivate DISTRONIC PLUS if the vehicle is to be set in motion by other means (e. ...

Xenon bulbs
If your vehicle is equipped with Xenon bulbs, you can recognize this by the following: the cone of light from the Xenon bulbs moves from the top to the bottom and back again when you start the ...

Resetting
Reset the sliding sunroof if it does not move smoothly. - Turn the SmartKey to position 1 or 2 in the ignition lock. - Raise the sliding sunroof fully at the rear. - Keep the switch pressed ...