Welcome lamps
When parking the vehicle, leave the switch in
position 
or
: the parking and interior
lamps light up briefly when the vehicle is unlocked.
Activating/deactivating the welcome lamps
1. "Settings"
2. "Lighting"
3. "Welcome light"
Welcome light
The setting is stored for the remote control currently in use.
See also:
Switching on/off directly
1. "Settings"
2. "Climate"
3. "Activate parked-car vent."
The symbol on the automatic
climate control
flashes if the system is switched on. ...
Malfunction
A Check Control message is displayed.
Adaptive light control is malfunctioning or has
failed. Have the system checked as soon as possible. ...
Coolant level
Checking
1. Let the engine cool.
2. Turn the cap of the expansion tank slightly
counterclockwise to allow any excess pressure
to dissipate, and then open it.
3. The coolant level is correct if ...