Mercedes-Benz C-Class Saloon 2020, Owner'S Manual

Page: 81 / 557

R
If you have locked the vehicle using KEY‐
LESS-GO.
Locking/unlocking the vehicle with KEY‐
LESS-GO
Requirements:
R
The key is outside the vehicle.
R
The distance between the key and the vehicle
does not exceed 1 m.
R
The driver's door and the door at which the
door handle is used are closed.
#
To unlock the vehicle: touch the inner sur‐
face of the door handle.
#
To lock the vehicle: touch sensor surface
1 or 2 .
#
Convenience closing: touch recessed sen‐
sor surface 2 until the closing process has
been completed.
% Further information on convenience closing
(
/
page 88).
If you open the boot lid from outside, the boot lid
is automatically unlocked.
Problems with KEYLESS-GO, troubleshooting
You can no longer lock or unlock the vehicle
using KEYLESS-GO
Possible causes:
R
The key functions have been deactivated.
R
The key battery is weak or discharged.
#
Activate the key functions (
/
page 74).
#
Check the battery using the indicator lamp
(
/
page 73).
#
Replace the key battery, if necessary
(
/
page 75).
#
Use the replacement key.
#
Use the emergency key to lock or unlock
(
/
page 79).
#
Have the vehicle and key checked at a quali‐
fied specialist workshop.
78 Opening and closing
Internal use only