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Resetting activated head restraints
562
!
The trunk lid swings open upwards
automatically. Always make sure there is
sufficient overhead clearance.
X
Turn mechanical key 2 back and remove
it from the trunk lid lock.
Locking the vehicle
If you cannot lock the vehicle with the
SmartKey or with KEYLESS-GO, lock it as
follows:
X
Close the front passenger door, the right
rear door and the trunk.
i
If you cannot close the trunk with the
remote trunk opening/closing switch,
lower the trunk lid manually and close it
with hands placed flat on the trunk lid until
it is engaged in its lock.
X
Open the driver’s door and the rear left
door.
X
Press the central locking switch
(Y page 301).
The locking knobs of the front passenger
door and the rear doors move down.
X
If the vehicle battery is disconnected or
drained: Press down the locking knobs of
the front passenger door and the rear doors
manually.
X
Exit the vehicle.
X
Check whether the trunk is locked.
X
If it is not locked, lock it with the
mechanical key (Y page 306).
Except for the driver’s door, the vehicle
should now be locked.
X
Close the driver’s door.
X
Enter the vehicle through the rear left door.
X
Press down the locking knob of the driver’s
door.
!
To prevent inadvertent lockout, make
sure to have the SmartKey with you before
proceeding with the next step. The next
step will lock the vehicle.
X
Exit the vehicle.
X
Close the rear left door.
The vehicle is locked.
i
This procedure does not arm the anti-
theft alarm system, nor does it lock the fuel
filler flap.
Resetting activated head restraints
If the active head restraints have been
triggered in a rear-end collision, the active
head restraints must be reset.
You can tell that the active head restraints
have been triggered when they have been
moved forward and cannot be adjusted.
G
Warning!
For safety reasons, have the active head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
G
Warning!
When pushing back the head restraint
cushion, make sure your fingers do not
become caught between the head restraint
cushion and the cover. Failing to do so may
lead to injury.
!
Be careful not to damage upholstery.
i
Pressing the head restraint cushion back
requires high force. If you encounter
difficulties when pushing the head restraint
back, please have the procedure
Practical hints