Accepting a call
If someone calls you when you are in the Tel menu, a display message appears in the multifunction display, for example:

Press the
button on the steering
wheel to accept an incoming call.
If you are not in the Tel menu, you can still accept a call.
See also:
External authorization
If COMAND does not detect your mobile
phone, this may be due to particular security
settings on your mobile phone. In this case,
you can test if your mobile phone can find
COMAND. The Bluetoot ...
Purity
Assuring the purity of DEF is particularly
important with respect to avoiding
malfunctions in the exhaust gas
aftertreatment system.
If DEF is pumped out of the DEF tank, e.g. during repair wor ...
System self-test
The 42 indicator lamp
illuminates when you:
• turn the SmartKey to position 1 or 2 in the
ignition lock
• on vehicles with KEYLESS-GO, press the
Start/Stop button once or twice
The indicator ...
