Page 144 of 491

143 Controls in detail
Lighting
Daytime running lamp mode
Turn exterior lamp switch to
positionM orU.
When the engine is running, the low
beam headlamps are automatically
switched on.
In low ambient light conditions, the fol-
lowing lams will switch on additionally:
Tail and parking lamps
License plate lamps
Side marker lamps
For nighttime driving you should turn the
exterior lamp switch to positionB to
permit activation of the high beam head-
lamps.Canada only
The daytime running lamp mode is manda-
tory and therefore in a constant mode.
When the engine is running, and you shift
from a driving position to positionN orP,
the low beam headlamps will switch off
with a three-minute delay.
When the engine is running, and you
turn the exterior lamp switch to
positionC, the parking lamps
switch on additionally.
turn the exterior lamp switch to
positionB, the manual headlamp
mode has priority over the daytime run-
ning lamp mode.
The corresponding exterior lamps
switch on (
page 51).USA only
By default, the daytime running lamp mode
is deactivated. Activate the daytime run-
ning lamp mode using the control system,
see “Setting daytime running lamp mode
(USA only)” (
page 170).
When the engine is running, and you turn
the exterior lamp switch to positionC
orB, the manual headlamp mode has
priority over the daytime running lamp
mode.
The corresponding exterior lamps switch
on (
page 51).
iWith the daytime running lamp mode
activated and the exterior lamp switch
in positionM, the high beam head-
lamps cannot be switched on.
The high beam flasher is available at all
times.
Page 146 of 491

145 Controls in detail
Lighting
Rear fog lamps (driver’s side only)
Switch on the front fog lamps
(page 144).
Pull out the exterior lamp switch to sec-
ond stop.
The rear fog lamp are switched on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(page 24).
Push in the exterior lamp switch to first
stop.
The rear fog lamp is switched off.
The yellow indicator lamp† in the
lamp exterior switch goes out.
The front fog lamps remain lit.
Combination switch
The combination switch is located on the
left side of the steering column.
1High beam
2High beam flasherHigh beam
Turn exterior lamp switch to
positionB or U (
page 141).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
Pull the combination switch in direction
of arrow2 to switch off the high
beam.
The high beam headlamp indicator
lampA in the instrument cluster
goes out.
High beam flasher
Pull the combination switch briefly in
direction2.
Page 364 of 491
363 Practical hints
What to do if …
On the pages that follow, you will find a
compilation of the most important warning
and malfunction messages that may
appear in the multifunction display.
For your convenience the messages are
devided into two sections:
Text messages (
page 364)
Symbol messages (
page 373)
iSwitching on the ignition causes all in-
strument cluster lamps (expect low
beam headlamp indicator lamp, high
beam headlamp indicator lamp, and
turn signal indicator lamps unless acti-
vated) as well as the multifunction dis-
play to come on. Make sure the lamps
and multifunction display are in work-
ing order before starting your journey.
Page 388 of 491

387 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
.
High beam,
left
The left high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
High beam,
right
The right high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
License plate lamp,
left
The left license plate lamp is malfunction-
ing.
Replace the bulb as soon as possible.
License plate lamp,
right
The right license plate lamp is malfunc-
tioning.
Replace the bulb as soon as possible.
Light sensor
Drive to workshop
The lamp sensor is malfunctioning. The
headlamps switch on automatically.
In the control system, set lamp opera-
tion to manual mode (
page 170).
Switch on headlamps using the exteri-
or lamp switch.
Low beam,
left
The left low beam lamp is malfunctioning.
Halogen headlamp:
Replace the bulb as soon as possible.
Bi-Xenon* headlamp:
Visit an authorized Mercedes-Benz
Center as soon as possible.
Backup lamp, left
The left reverse lamp is malfunctioning.
Replace the bulb as soon as possible.
Backup lamp, right
The right reverse lamp is malfunctioning.
Replace the bulb as soon as possible.
Page 412 of 491
411 Practical hints
Replacing bulbs
Front lamps Rear lamps
Lamp
Type
1
Additional turn signal
lamps
LED
2
Turn signal lamp
1156 NA
3
Side marker lamp
W 5 W
4
Halogen headlamps:
Low beam
Bi-Xenon* headlamps:
Low and high beam
1
1Vehicles with Bi-Xenon* headlamps: Low beam
and high beam use the same D2S-35W lamp. Do
not replace the Bi-Xenon bulbs yourself. See your
authorized Mercedes-Benz Center.
H7 (55 W)
D2S-35 W
5
Halogen headlamps:
High beam/high beam
flasher
Bi-Xenon* headlamps:
High beam flasher
H7 (55 W)
H7 (55 W)
Parking and standing
lamps
W 5 W
6
Front fog lamp
H1 (55 W)
Lamp
Type
7
High mounted brake
lamp
LED
8
Brake lamp
HiP
LED*
Turn signal lamp
HiP
Tail, parking, standing
and side marker lamp
HiP
Rear fog lamp (driver’s
side)
HiP
9
License plate lamps
C 5 W
Page 414 of 491
413 Practical hints
Replacing bulbs
Replacing bulbs for front lamps
1Bulb socket for high beam head-
lamp/high beam flasher bulb
2Bulb socket for parking and standing
lamp bulb
3Housing cover for low
beam/Bi-Xenon* headlamp4Bulb socket for turn signal lamp bulb
5Electrical connector for high beam
headlamp/high beam flasher bulb
6Bulb socket for parking and standing
lamp bulb
7Electrical connector for low beam
headlamp bulb (halogen headlamps
only)
Before you start to replace a bulb for a
front lamp, do the following first:
Turn the exterior lamp switch to
positionM (
page 141).
Open the hood (
page 299) (except
for side marker lamps).
Warning!
G
Do not remove the cover3 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. We recommend that you have
such work done by a qualified technician.
Page 415 of 491

414 Practical hintsReplacing bulbsLow beam bulb (halogen headlamps
only)
Turn housing cover3 counterclock-
wise and remove it.
Pull electrical connector7 off.
Unclip the retainer spring on the bulb
socket and take out the bulb.
Insert the new bulb so that its base lo-
cates in the recess on the lower left
and is level to it.
Clip on the retainer spring.
Plug electrical connector7 onto the
bulb.
Align housing cover3 and turn it
clockwise.High beam bulb/high beam flasher
bulb (halogen headlamps)/high beam
flasher bulb (Bi-Xenon* headlamps)
Turn bulb socket1 with the bulb
counterclockwise and remove it.
Pull electrical connector5 off.
Press gently onto the bulb and turn
counterclockwise out of bulb
socket1.
Press the new bulb gently into bulb
socket1 and turn clockwise until it
engages.
Plug electrical connector5 onto the
bulb.
Place bulb socket1 back into the
lamp and turn it clockwise.Front turn signal lamp bulb
Turn bulb socket4 with the bulb
counterclockwise and remove it.
Press gently onto the bulb and turn
counterclockwise out of bulb
socket4.
Press the new bulb gently into bulb
socket4 and turn clockwise until it
engages.
Place bulb socket4 back into the
lamp and turn it clockwise.
Parking and standing lamp bulb
Pull out bulb socket6 with the bulb.
Press gently onto the bulb and turn
counterclockwise out of bulb
socket6.
Press the new bulb gently into bulb
socket6 and turn clockwise until it
engages.
Press bulb socket6 back into the
lamp.
Page 460 of 491

459 Technical terms
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Accessory weight
(
page 332)
ADS
(Adaptive D
amping S
ystem)
Automatically adapts the optimum sus-
pension damping to prevailing driving
conditions.
Air pressure
(
page 332)
Airmatic DC
(Airmatic D
ual C
ontrol)
Automatically selects the optimum sus-
pension tuning and ride height for your
vehicle. Airmatic consists of two com-
ponents:
Adaptive Damping System
Vehicle level controlAlignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.
Aspect ratio
(
page 332)
Bar
(page 333)
BAS
(Brake A
ssist S
ystem)
System for potentially reducing braking
distances in emergency braking situa-
tions. The system is activated when it
senses an emergency based on how
fast the brake is applied.
Bead
(
page 333)
Bi-Xenon headlamps*
Headlamps which use an electric arc as
a light source and produce a more in-
tense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.CAC
(C
ustomer A
ssistance C
enter)
Mercedes-Benz customer service cen-
ter which can help you with any ques-
tions about your vehicle and provide
assistance in the event of a break-
down.
CAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control ve-
hicle functions such as door locking or
windshield wiping.
Cockpit
All instruments, switches, buttons and
indicator/warning lamps in the passen-
ger compartment needed for vehicle
operation and monitoring.
Cold tire inflation pressure
(
page 333)