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 due to an
Instrument Display malfunction
If the Instrument Display has failed or malfunctioned,
the function restrictions applying
to safety relevant systems are not visible.
The operating safety of your vehicle may be
impaired...
WARNING Risk of injury or death due to
modifications to the restraint system
Vehicle occupants may no longer be protected
as intended if alterations are made to the
restraint system.
Never alter the parts of the restraint system.
Never tamper with the wiring or any electronic component parts or their software...