Page 338 of 458
336 Practical hintsWhat to do if …?
On the pages that follow, you will find a
compilation of the most important warning
and malfunction messages that may ap-
pear in the malfunction display.
For your convenience the messages are di-
vided into two sections:
Text messages (
page 337)
Symbol messages (
page 342)
iSwitching on the ignition causes all in-
strument cluster lamps (except 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 354 of 458

352 Practical hintsWhat to do if …?Display
Possible cause
Possible solution
.
BRAKE LIGHT LEFT
SUBSTITUTE LAMP ON!
The left brake lamp is malfunctioning. A
substitute bulb is being used.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
BRAKE LIGHT RIGHT
SUBSTITUTE LAMP ON!
The right brake lamp is malfunctioning. A
substitute bulb is being used.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
DISPLAY DEFECTIVE
VISIT WORKSHOP
The display for the lamps or the system is
malfunctioning.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
FRONT FOGLAMP, LEFT
CHECK LIGHT
The left front fog lamp is malfunctioning.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
FRONT FOGLAMP, RIGHT
CHECK LIGHT
The right front fog lamp is malfunctioning.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
HIGH BEAM, LEFT
CHECK LIGHT
The left high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
HIGH BEAM, RIGHT
CHECK LIGHT
The right high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
LICENSE PLATE L, L
CHECK LIGHT
The left license plate lamp is malfunction-
ing.
Replace the bulb as soon as possible.
LICENSE PLATE L, R
CHECK LIGHT
The right license plate lamp is malfunc-
tioning.
Replace the bulb as soon as possible.
Page 376 of 458
374 Practical hintsReplacing bulbsBulbs Front lamps Rear lamps
Lamp
Type
1
Additional turn sig-
nal lamp
LED
2
Turn signal lamp
1156 NA
3
High beam flasher
H7-55 W
4
Side marker lamp
W5W
5
Fog lamp
HB4-55 W
6
Parking and stand-
ing lamp
W5W
7
Low beam and high
beam lamp
Xenon
1
D2S-35 W
1Bi-Xenon headlamps: For safety reasons (high volt-
age), do not replace the Xenon bulb yourself. See
your authorized Mercedes-Benz Center.
Lamp
Type
8
High mounted brake
lamp
LED
9
Brake lamp
LED
a
Tail, parking and
standing lamp
P 21/4 W
Side marker lamp
LED
b
Backup lamp
P21W
c
License plate lamp
C5W
d
Rear fog lamp,
driver’s side
P 21/4 W
e
Turn signal lamp
PY 21 W
Page 378 of 458
376 Practical hintsReplacing bulbsReplacing bulbs for front lamps
Before you start to replace a bulb for a
front lamp, do the following first:
Turn the exterior lamp switch to M
(page 52).
Open the hood (
page 273) (except
for side marker lamps).
1Housing cover for high beam flasher
bulb, parking and standing lamp2Electrical connector for high beam
flasher housing bulb
3Bulb socket for parking and standing
lamp
4Bulb socket for turn signal lamp
5Housing cover for Bi-Xenon headlampBi-Xenon headlamp
Warning!
G
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. We rec-
om men d t ha t y ou ha ve s uc h w o rk do n e by a
qualified technician.
Page 379 of 458

377 Practical hints
Replacing bulbs
High beam flasher bulb
Press ends of housing cover1 tab to-
gether and remove cover.
Press connector2 downward.
Remove connector2 with the bulb.
Insert the new bulb so that the base lo-
cates in the recess on the holder.
From below, press connector2 with
bulb upward onto the reflector.
Align housing cover1 and click into
place.
Front turn signal bulb
Turn bulb socket4 counterclockwise
and pull out.
Gently push bulb into bulb socket4,
turn counterclockwise and remove.
Insert new bulb in bulb socket4, push
in and twist clockwise.
Reinsert bulb socket4 in lamp and
twist clockwise.Parking and standing lamp bulb
Press ends of housing cover1 tab to-
gether and remove cover.
Pull out the bulb socket3 with the
bulb.
Pull the bulb out of the bulb socket3.
Insert a new bulb in the socket3.
Reinstall the bulb socket3.
Align housing cover1 and click into
place.
Side marker lamp bulb
Carefully slide lamp towards rear.
Remove front end first.
Twist bulb socket counterclockwise
and pull out.
Pull bulb out of the bulb socket.
Insert new bulb in socket.
Reinstall bulb socket, push in and twist
clockwise.
To reinstall lamp, set rear end in
bumper and let front end snap into
place.
Replacing bulbs for rear lamps
Before you start to replace a bulb for a
front lamp, do the following first:
Turn the exterior lamp switch to M
(page 52).
Open the trunk (
page 101).
Page 421 of 458

419 Technical terms
ABC
(A
ctive B
ody C
ontrol)
Active, computer-controlled system
that hydraulically adjusts the suspen-
sion at all four wheels in response to
various driving situations.
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.BabySmart
TM air bag deactivation
system
This system detects if a special system
compatible child restraint seat is in-
stalled on the front passenger seat. The
system will automatically deactivate
the passenger front air bag when such
a seat is properly installed (the
58indicator lamp in the center
console comes on). See an authorized
Mercedes-Benz Center for availability.
BabySmartTM compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the pas-
senger front air bag if a BabySmart
TM
compatible child seat is installed. See
an authorized Mercedes-Benz Center
for availability.BAS
(B
rake 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.
Bi-Xenon headlamps
Headlamps which use an electric arc as
the 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.
Page 427 of 458

425 Index
A
ABC 220, 419
Messages in display 337
Setting vehicle level 221
ABS 25, 80, 419
Malfunction indicator lamp 326
Messages in display 338
Warning lamp 326
Accelerator position, automatic
transmission 172
Accessory weight 309
Accident
In case of 56
Activating
Air conditioner (cooling) 194
Air recirculation mode 190
Anti-theft alarm system 86
Central locking (control system) 161
Charcoal filter 192
Distance warning function* 217
Distronic* 213Easy-entry/exit feature 163
ESP 84
Exterior lamps 126
Exterior rear view mirror parking
position 179
Front and rear fog lamp 126, 128
Hazard warning flasher 130
Headlamps 52
High beams 129
Ignition 34
Ignition with KEYLESS-GO* start/stop
button 36
Immobilizer 59, 85
Limiting opening height of trunk
lid 162
Manual shift program CL 55 AMG and
CL 65 AMG 175
Rear window defroster 193
Residual heat 194
Seat heater 119, 120
Seat ventilation* 121
Tow-away alarm 87
Windshield wipers 54Adding
Coolant 280
Engine oil 278
Additional turn signals 374
Adjustable air vents, rear passenger
compartment 196
Adjusting 37
Air distribution 188
Air volume 189
Backrest tilt 38
Exterior rear view mirror 43
Folding forward front seat
backrests 40
Head restraint height 39
Head restraint tilt 39
Instrument cluster illumination 133
Interior rear view mirror 43
Lumbar support 117
Mirrors 43
Multicontour backrest* 117
Seat cushion depth 38, 117
Seat cushion tilt 38
Seat fore and aft adjustment 38
Page 430 of 458

428 IndexBattery, SmartKey with KEYLESS-GO*
Check lamp 99
Checking the battery 99
Replacing 372
Battery, vehicle 281, 386
Charging 387
Disconnecting 387
Reconnecting 388
Reinstalling 387
Removing 387
Bead 309
Bi-Xenon headlamps 419
Block heater (Canada only) 314
Blocking
Rear window operation 78
Brake assist system (BAS) 419
Brake fluid 271, 414
Brake lamp bulbs 374
Brake lamp, high mounted 374Brake pads
Message in display 343
Brakes 260
High-performance brake system (CL 65
AMG only) 261
Warning lamp 327
Break-in period 258
Bulbs, replacing 373
Additional turn signals 374
Backup lamps 374
Brake lamps 374
Fog lamps 374
Front lamps 374
High beam 374
High mounted brake lamp 374
License plate lamps 374, 378
Low beam 374
Parking lamps 374, 377
Rear fog lamp 374, 377, 378
Side marker lamps 374, 377
Standing lamps 374, 377
Tail lamp assemblies 374, 378
Turn signal lamps 374C
CAC (Customer Assistance Center) 419
Calling up
Distronic* settings 149
Maintenance service indicator 316
Range (distance to empty) 151
CAN system 420
Canceling
Cruise control 206
Cargo tie-down hooks 230
Catalytic converter 268
CD changer* 144
CD mode 144
CD operation
Selecting tracks 143
Center console 27
Air bag off indicator lamp 334
Front passenger front air bag off indica-
tor lamp 334
Lower part 28
Upper part 27
Centigrade (°C)
Setting temperature units 156