See also:

Switching on/off
The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. One or more of the indicator lamp ...

Uploading/downloading data
With this function, you can transfer COMAND data from one system (vehicle) to another system (vehicle). You can use either a USB stick or an SD card as temporary storage. You can only transfer ...

DEF refill bottle
DEF refill bottles can be obtained at many gas stations or at an authorized Mercedes-Benz Center. Refill bottles without a threaded cap do not provide overfill protection. DEF may leak if over ...