See also:

High outside temperatures
If DEF heats up to over 122 °F (50 °C ) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...

Opening and closing
You can continue to operate the sliding sunroof after switching off the engine or removing the SmartKey from the ignition lock. This function is available for up to five minutes or until the ...

Copying data to a storage medium
Insert an SD card into the SD card slot or Insert a USB stick into the socket on the side in the glove box. Select Vehicle in the main function bar by turning the COMAND controller and p ...