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Controls in detail
Locking and unlocking
Factory setting
̈ Global unlocking: Press button Œ.
ț All turn signal lamps flash once.
ț An acoustic signal sounds once.
ț The locking knobs in the doors
move up.
ț The anti-theft alarm system is dis-
armed.
ț The locator lighting will also come
on if it is dark and the feature is ac-
tivated in the control system
(
୴ page 172).
i
USA only:
This device complies with Part 15 of the FCC
Rules. Operation is subject to the following two
conditions:
(1) This device may not cause harmful interfer-
ence, and
(2) this device must accept any interference re-
ceived, including interference that may
cause undesired operation.
Any unauthorized modification to this device
could void the user’s authority to operate the
equipment.
i
Canada only:
This device complies with RSS-210 of Industry
Canada. Operation is subject to the following
two conditions:
(1) This device may not cause interference, and
(2) this device must accept any interference re-
ceived, including interference that may
cause undesired operation of the device.
Any unauthorized modification to this device
could void the user’s authority to operate the
equipment.
i
You can also open and close the door win-
dows and tilt/sliding sunroof, or the panorama
roof with power tilt/ sliding panel* using the
SmartKey (
୴ page 123).
!
If you cannot lock or unlock the vehicle with
the SmartKey, then either the batteries in the
SmartKey are discharged, the SmartKey is mal-
functioning or the vehicle batteries are drained.
ț Check the batteries in the SmartKey and re-
place them if necessary (
୴ page 428).
ț Use the mechanical key to unlock the driv-
er’s door (
୴ page 424) and trunk
(
୴ page 425).
ț Use the mechanical key to lock and trunk
(
୴ page 272).
ț Have the vehicle batteries and their connec-
tions checked (
୴ page 446).
If the SmartKey is malfunctioning, contact
Roadside Assistance or an authorized
Mercedes-Benz Center.
i
Your vehicle is equipped with an acoustic
lock and unlock confirmation signal feature. An
acoustic signal will sound when the vehicle is
locked or unlocked using the SmartKey.
If you wish to activate or deactivate the feature,
or adjust its signal volume, contact an authorized
Mercedes-Benz Center.