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Global unlocking
Grasp any outside door handle other
than the driver's outside door handle.
All turn signal lamps flash once. The
locking knobs in the doors move up.
The anti-theft alarm system is dis-
armed.
Global locking
Press the lock button on an outside
door handle ( page 68) or the tailgate
( page 120).
All turn signal lamps flash three times.
The locking knobs in the doors move
down. The anti-theft alarm system is
armed.
Restoring to factory setting
Press and hold buttons Œ and ‹
simultaneously for about 6 seconds
until battery check lamp 5
( page 115) flashes twice.
!
If you can no longer lock or unlock the
vehicle with the SmartKey with
KEYLESS-GO, then the battery in the
SmartKey is discharged, the SmartKey
with KEYLESS-GO is malfunctioning or
the vehicle battery is drained.
Check the battery in the SmartKey
with KEYLESS-GO ( page 119)
and replace it if necessary
( page 463).
Use the mechanical key to unlock
the driver' door ( page 459).
Lock the vehicle as described in the
"Practical hints" section
( page 460).
Have the vehicle battery and the
vehicle battery connections
checked ( page 487).
If the SmartKey with KEYLESS-GO is
malfunctioning, contact an authorized
Mercedes-Benz Light Truck Center.
Controls in detail
Locking and unlocking
Checking the battery
Press button ‹ or Œ.
Battery check lamp 5 ( page 115)
comes on briefly to indicate that the
SmartKey with KEYLESS-GO battery is
in order.
i
If battery check lamp 5 ( page 115)
does not come on briefly during check,
the SmartKey with KEYLESS-GO bat-
tery is discharged.
Replace the battery ( page 463).
You can obtain the required battery at
any authorized Mercedes-Benz Light
Truck Center.
i
If the battery is checked within signal
range of the vehicle, pressing the
button ‹ or Œ will lock or un-
lock the vehicle accordingly.
119
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