SmartKey with KEYLESS-GO
X
Insert mechanical key : into opening.
X Press mechanical key : in direction of
arrow.
Battery compartment ; is unlatched.
X Pull battery compartment ; out of the
SmartKey housing. X
Pull out batteries =.
X Insert new batteries = under contact
springs ? with the positive terminal (+)
side facing up.
X Return battery compartment ; into
SmartKey housing until it locks into place.
X Slide mechanical key : back into the
SmartKey.
X Check the operation of the SmartKey as
well as the KEYLESS-GO function. Replacing bulbs
Safety notes
Safe vehicle operation depends on proper
exterior lighting and signaling to a large
degree.
Correct headlamp adjustment is extremely
important. Have headlamps checked and
readjusted at regular intervals. Contact an
authorized Mercedes-Benz Center for
headlamp adjustment. G
Warning!
The bulbs in the tail lamps cannot be replaced
individually. The tail lamp bulbs are under
pressure and could explode during an attempt
to replace them.
If the tail lamps are malfunctioning, have them
replaced at an authorized Mercedes-Benz
Center.
i If the headlamps or front fog lamps are
fogged up on the inside as a result of high
humidity, driving the vehicle a distance with
the lights on should clear up the fogging. Replacing bulbs for front lamps
G
Warning!
Do not remove the cover for the Bi-Xenon
headlamp. Because of high voltage in Xenon
lamps, it is dangerous to replace the bulb or
repair the lamp and its components. It is
recommended to have such work done by a
qualified technician.
i Replacing the bulbs for the front lamps is
a technically complex process. Have such
work done by an authorized Mercedes-
Benz Center. Replacing bulbs
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Replacing bulbs for rear lamps
Tail lamp unit The tail lamps are equipped with HiP bulbs
and LEDs. Have them replaced at an
authorized Mercedes-Benz Center.
Replacing wiper blades
Safety notes
G
Warning!
For safety reasons, switch off the wipers and
remove the SmartKey from the starter switch
(vehicles with KEYLESS-GO: Make sure the
vehicle’s on-board electronics have status 0)
before replacing a wiper blade. Otherwise, the
wiper motor could suddenly turn on and cause
injury. G
Warning!
Wiper blades are components that are subject
to wear and tear. Replace the wiper blades
twice a year, preferably in the spring and fall.
Otherwise the windshield will not be wiped
properly. As a result, you may not be able to
observe surrounding traffic conditions and
could cause an accident.
! To avoid damage to the hood, the wiper
arms should only be folded forward when
in the vertical position.
! Never open the hood when a wiper arm is
folded forward.
Hold on to the wiper when folding a wiper
arm back. If released, the force of the
impact from the tensioning spring could
crack the windshield.
Do not allow a wiper arm to contact the
windshield glass without a wiper blade
inserted.
Mercedes-Benz recommends that you have
this work carried out at an authorized
Mercedes-Benz Center. Placing wiper arms in vertical position
Wiper arms in vertical position
X
Make sure the hood is fully closed.
Vehicles with SmartKey X
Turn the SmartKey in the starter switch to
position 1.
X Turn the combination switch to wiper
setting °.
X With wiper arms in vertical position, turn
the SmartKey in the starter switch to
position 0.
X Remove the SmartKey from the starter
switch.
Vehicles with KEYLESS-GO X
Make sure the vehicle’s on-board
electronics have status 1.
X Turn the combination switch to wiper
setting °.
X Press the KEYLESS-GO start/stop button
repeatedly until the windshield wipers
start.
X Press the KEYLESS-GO start/stop button
when the wiper arms are in a vertical
position. Removing wiper blades
! Do not pull on the wiper blade inserts.
They could tear. 464
Replacing wiper bladesPractical hints
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