Mercedes-Benz 2009 R-Class, Operator'S Manual

Page: 91 / 412

Locking and unlocking
89
Automatic central locking
The doors and the tailgate lock automatically
when the vehicle is set into motion.
You can open a locked door from the inside.
Open door only when conditions are safe to
do so.
The doors are designed to unlock
automatically after an accident if the force of
the impact exceeds a preset threshold.
The vehicle locks automatically when the
ignition is switched on and the wheels are
turning at vehicle speeds of approximately
9 mph (15 km/h) or more. You could
therefore lock yourself out when the vehicle
is pushed or towed or is on a test stand.
You can deactivate the automatic central
locking using the control system
(
Y
page 158).
Locking and unlocking from the inside
G
Observe Safety notes, see
page 66.
You can lock or unlock the vehicle from inside
using the central locking switches. This can
be useful, for example, if you want to lock the
vehicle before starting to drive.
The central locking switches do not lock or
unlock the fuel filler flap.
The switches are located in each front door.
1
Central unlocking switch
2
Central locking switch
X
Locking: Press central locking switch
2
.
If all doors and the tailgate are closed, the
vehicle locks.
X
Unlocking: Press central unlocking switch
1
.
You can open a locked door from inside at any
time. Open door only when conditions are
safe to do so.
If the vehicle was previously locked with the
central locking switch:
R
and the SmartKey is set to factory settings,
the complete vehicle is unlocked when a
front door is opened from the inside
R
and the SmartKey is set to selective
settings, only the front door opened from
the inside is unlocked
If the vehicle was previously locked centrally
with the SmartKey or with KEYLESS-GO, it will
not unlock using the central unlocking switch.
Controls in detail
Z