Mercedes-Benz GLC : Doors / Activating/deactivating the automatic locking feature
The vehicle is locked automatically when the
ignition is switched on and the wheels are turning
faster than walking pace.

To activate: press and
hold button
for
approximately five seconds until an acoustic
signal sounds.
To deactivate: press and
hold button
for
approximately five seconds until an acoustic
signal sounds.
In the following situations, there is a danger of
being locked out when the function is activated:
- While the vehicle is being tow started/
pushed.
- If the vehicle is being tested on a roller dynamometer.
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...
If you wish to lock the vehicle entirely using
the emergency key, first press the button for
locking from the inside while the driver's
door is open...
Other information:
Function of ABS
The Anti-lock Brake System (ABS) regulates the
brake pressure in critical driving situations:
During braking, e.g. at full brake application
or insufficient tire traction, the wheels are
prevented from locking.
Vehicle steerability while braking is ensured...
Climate control can be set centrally using the
synchronization function. The temperature and
air distribution settings for the driver's side will
be adopted automatically for the front passenger
side.
Press the
button.
The synchronization function will be deactivated
if the settings for one of the other climate control
zones are changed...