Filter
Top Products
109
Controls in detail
Locking and unlocking
Unlocking driver’s door and fuel filler
flap
̈ Press button Œ once.
ț All turn signal lamps flash once.
ț An acoustic signal sounds once
(if equipped and feature activated).
For more information, see “Factory
setting” (
୴ page 108).
ț The locking knob in the driver’s
door moves up.
ț The anti-theft alarm system is dis-
armed.
Global unlocking
̈ Press button Œ twice.
ț All turn signal lamps flash once.
ț An acoustic signal sounds once
(if equipped and feature activated).
ț The locking knobs in the doors
move up.
ț The anti-theft alarm system is dis-
armed.
Global locking
̈ Press button ‹.
ț All turn signal lamps flash three
times.
ț An acoustic signal sounds three
times (if equipped and feature acti-
vated).
ț The locking knobs in the doors
move down.
ț The anti-theft alarm system is
armed.
Restoring to factory setting
̈ Press and hold buttons Œ and ‹
simultaneously for about 6 seconds un-
til battery check lamp 5 (
୴ page 106)
flashes twice.
!
If you can no longer lock or unlock the
vehicle with the SmartKey, then either
the batteries in the SmartKey are dis-
charged, the SmartKey is malfunction-
ing or the vehicle battery is drained.
ț Check the batteries in the
SmartKey (
୴ page 110) and re-
place them if necessary
(
୴ page 431).
ț Use the mechanical key to unlock
the driver’s door (
୴ page 426) and
the trunk (
୴ page 427).
ț Use the mechanical key to lock the
driver’s door (
୴ page 426) and the
trunk (
୴ page 128).
ț Have the vehicle battery and the
battery connections checked.
If the SmartKey is malfunctioning, con-
tact an authorized Mercedes-Benz
Center.