Mercedes-Benz GLC : Doors / Locking/unlocking the vehicle with KEYLESS-GO
Requirements:
- The SmartKey is outside the vehicle.
- The distance between the SmartKey and the
vehicle does not exceed 3 ft (1 m).
- The driver's door and the door at which the
door handle is used are closed.

To unlock the vehicle:
touch the inner surface
of the door handle.
To lock the vehicle:
touch sensor surface
or
.
Convenience closing:
touch recessed sensor
surface
until the closing process
has
been completed.
Further information on convenience closing.
If you open the tailgate from outside, it is automatically
unlocked.
To unlock: press button
.
To lock: press button
.
This does not lock or unlock the fuel filler flap.
The vehicle is not unlocked:
If you have locked the vehicle using the
SmartKey...
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...
Other information:
WARNING Risk of accident when driving
in limp-home mode
When driving in emergency mode the handling
characteristics are impaired.
Do not exceed the
specified maximum
speed of the MOExtended tires.
Avoid any abrupt steering
and driving
maneuvers as well as driving over
obstacles (curbs, pot holes, off-road)...
Passive side impact protection is an additional
Parking Assist PARKTRONIC function which
warns the driver about obstacles at the side of
the vehicle. A warning is issued when obstacles
are detected between the front and rear detection
range. In order for an object on the side to
be detected, the sensors in the front and rear
bumper must first detect the object while you
are driving past it...