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Controls in detail
Locking and unlocking
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey with
KEYLESS-GO so when you grasp the driv-
er’s door handle only the driver’s door and
the fuel filler flap unlocks.
̈ Press and hold buttons Œ and ‹
simultaneously for about five seconds
until battery check lamp 5 flashes
twice.
The SmartKey with KEYLESS-GO will
then function as follows:
Unlocking driver’s door and fuel filler
flap
̈ Press button Œ once.
All turn signal lamps flash once. The
locking knob in the driver's door moves
up. The anti-theft alarm system is dis-
armed.
Global unlocking
̈ Press button Œ twice.
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 button ‹.
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 six seconds
until battery check lamp 5 flashes
twice.
!
If you can no longer lock or unlock the
vehicle with the SmartKey with
KEYLESS-GO, then the batteries in the
SmartKey are discharged, the
SmartKey with KEYLESS-GO is mal-
functioning or the vehicle battery is
drained.
ț Check the batteries in the
SmartKey with KEYLESS-GO
(
୴ page 107) and replace them if
necessary (
୴ page 415).
ț Use the mechanical key to unlock
the driver’s door (
୴ page 410).
ț Have the vehicle battery checked
by an authorized Mercedes-Benz
Center.
ț Use the mechanical key to lock the
driver’s door (
୴ page 410).
If the SmartKey with KEYLESS-GO is
malfunctioning, contact an authorized
Mercedes-Benz Center.