See also:

Capacities
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Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. The PDC is shown on the Control Display. Switch on the backup camera via the iDrive. ...

Adding engine oil
Filler neck When the indicator lights up in the instrument cluster, add 1 US quart/liter of engine oil within the next 125 miles/200 km. Do not add too much engine oil When too much engine o ...