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Global unlocking
Press button Πtwice.
All turn signal lamps flash once.
The locking knobs in the doors
move up.
The anti-theft alarm system is
disarmed.
Global locking
Press button ‹.
With the hood, tailgate and all doors
closed:
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 100) flashes twice.
Checking batteries in the SmartKey
Press button ‹ or Œ.
Battery check lamp 5 ( page 100)
comes on briefly to indicate that the
SmartKey batteries are in order.
i
If battery check lamp 5 does not come on
briefly during check, the SmartKey batteries are
discharged.
Replace the batteries ( page 376).
You can obtain the required batteries at any
authorized Mercedes-Benz Light Truck Center.
i
If the batteries are checked within signal
range of the vehicle, pressing button ‹
or Πwill lock or unlock the vehicle
accordingly.
Controls in detail
Locking and unlocking
Loss of the SmartKey
If you lose your SmartKey or mechanical
key, you should do the following:
Have the SmartKey deactivated at an
authorized Mercedes-Benz Light Truck
Center.
Report the loss of the SmartKey or the
mechanical key immediately to your
car insurance company.
If necessary, have the mechanical lock
replaced.
Any authorized Mercedes-Benz Light Truck
Center will be glad to supply you with a re-
placement.
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