Mercedes-Benz GLC : MBUX multimedia system / Overview and operation
WARNING Risk of distraction from information
systems and communications
equipment
If you operate information and communication
equipment integrated in the vehicle
when driving, you will be distracted from the
traffic situation...
Other information:
..
You can no longer lock or unlock the vehicle
using KEYLESS-GO
Possible causes:
The SmartKey functions have been deactivated.
The SmartKey battery is weak or discharged.
Activate the SmartKey functions.
Check the battery using the
indicator lamp...