
148 Combination switch
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Combination switch
1Low beam
(exterior lamp switch position B)
2High beam
(exterior lamp switch position B)3High beam flasher (high beam available 
independent of exterior lamp switch position)
4Turn signals, right
5Turn signals, left
To signal minor directional changes, such as changing 
lanes on a highway, move combination switch briefly to 
the point of resistance only and release. The turn 
signals blink three times.
To operate the turn signals continuously, move the 
combination switch past the point of resistance (up or 
down). The switch is automatically canceled when the 
steering wheel is turned to a large enough degree.
Turn signal failure
If one of the turn signals fails, the turn signal indicator 
system flashes and sounds at a faster than normal rate. 

151 Hazard warning flasher
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Hazard warning flasher switch
The hazard warning flasher can be activated either 
manually via the switch located in the dashboard, or it 
is activated automatically at the time an airbag is 
deployed.To activate hazard warning flasher, press switch once. 
To deactivate, press switch again.
Note:
With the hazard warning flasher activated, the 
combination switch in position for either left or right 
turn, and the electronic key in starter switch position 1 
or 2, only the respective left or right side turn signals 
will operate. After turn signal cancellation, the hazard 
warning flasher is activated. 

233 Tele Aid
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Notes:
The indicator lamp in the Roadside Assistance
button remains illuminated in red for approx. 
10 seconds during the system self-check after turning 
electronic key in starter switch to position 2 (together 
with the “SOS” button and the Information 
button¡).
See system self-check on page 228 when the indicator 
lamp does not light up in red or stays on longer than 
approximately 10 seconds.
If the indicator lamp in the Roadside Assistance
button is illuminated continuously and there was 
no voice connection to the Response Center established, 
then the Tele Aid system could not initiate an Roadside 
Assistance call (e.g. the relevant cellular phone network 
is not available). The message “ROADSIDE 
ASSISTANCE – CALL FAILED” appears in the 
multifunction display.
Roadside Assistance calls can be terminated using the 
ìbutton on the multifunction steering wheel.Information button ¡
Located below the center armrest cover is the 
Information button¡. Pressing and holding the 
button (for longer than 2 seconds) will initiate a call to 
the Customer Assistance Center. The button will flash 
while the call is in progress. The message “INFO – 
CONNECTING CALL” will appear in the multifunction 
display. When the connection is established, the 
message “INFO – CALL CONNECTED” appears in the 
multifunction display. The Tele Aid system will transmit 
data generating the vehicle identification number, 
model, color and location (subject to availability of 
cellular and GPS signals).
A voice connection between the Customer Assistance 
Center representative and the occupants of the vehicle 
will be established. When a voice connection is 
established the audio system mutes and the message 
“TELE AID – INFO CALL ACTIVE” appears in the 
multifunction display. Information regarding the 
operation of your vehicle, the nearest Mercedes-Benz 
Center or Mercedes-Benz USA products and services is 
ava i l ab le  to  yo u .
For more details concerning Tele Aid, please visit 
www.mbusa.com and use your ID and password, sent to 
you separately, to learn more (USA only). 

234 Tele Aid
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Notes:
The indicator lamp in the Information button¡
remains illuminated in red for approx. 10 seconds 
during the system self-check after turning electronic 
key in starter switch to position 2 (together with the 
“SOS” button and the Roadside Assistance button).
See system self-check on page 228 when the indicator 
lamp does not light up in red or stays on longer than 
approximately 10 seconds.
If the indicator lamp in the Information button¡ is 
illuminated continuously and there was no voice 
connection to the Response Center established, then the 
Tele Aid system could not initiate an Information call 
(e.g. the relevant cellular phone network is not 
available). The message “INFO – CALL FAILED” appears 
in the multifunction display.
Information calls can be terminated using the 
ìbutton on the multifunction steering wheel.Important!
If the indicator lamps do not start flashing after 
pressing one of the buttons or remain illuminated (in 
red) at any time, the Tele Aid system has detected a fault 
or the service is not currently active, and may not 
initiate a call. 
Visit your Mercedes-Benz Center and have the system 
checked or contact the Response Center at 1-800-756-
9018 (in the USA) or 1-888-923-8367 (in Canada) as 
soon as possible.
Upgrade Signals
Tele Aid system processes calls using the following 
priority.
•Automatic emergency – First priority
•Manual emergency – Second priority
•Roadside assistance – Third priority
•Information – Fourth priority
Should a higher priority call be initiated while you are 
connected, an upgrade (alternating) tone will be heard, 
and the appropriate indicator lamp will flash. If certain 
information such as vehicle identification number or 
Customer information is not available, the operator may  

350 Exterior lamps
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hintsCar care Index
Side marker lamp, front (5 W/4 cp bulb)
Carefully slide lamp towards rear (arrow 1), and remove 
front end first (arrow 2).
Twist bulb socket counterclockwise and pull out. 
Remove bulb from socket.
Insert new bulb in socket. Reinstall bulb socket, push in 
and twist clockwise.
To reinstall lamp, set rear end of lamp in bumper and let 
front end snap into place.High mounted stop lamp,
Additional turn signals on the exterior mirror
The high mounted stop lamp (3rd brake lamp). The 
additional turn signals on the exterior mirrors are 
equipped with incandescent bulbs.
Have the system checked at an authorized 
Mercedes-Benz Center if a malfunction occurs.
Standby bulb function
The stop lamps, dimmed, will act as a replacement lamp, 
if one taillamp stops working.
The left stop lamp acts as a replacement for the rear fog 
lamp, if it stops working.
The respective fog lamp, dimmed, will act as a 
replacement lamp, if the left or right standing lamp 
stops working.
Notes:
The multifunction display will indicate that a bulb has 
failed. See malfunction and warning messages on 
page 290.
2
1P82.10-2799-26 

387 Index
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car careIndex Coolant temperature gauge ..........................................  137
Cruise control ................................................................. 268
Cup holder ......................................................................  210
DDashboard .........................................................................  22
Door control panel ...........................................................  20
Drive sensibly - Save Fuel ............................................ 257EEasy-entry/exit feature ...................................................  47
Electronic key ...................................................................  29
Electronic main key
Changing batteries ...................................................  351
Synchronizing remote control ................................ 353
Electronic stability program (ESP)..............................  274
Emergency call
See Tele Aid ............................................................... 228
Emergency engine shut-down ..................................... 353
Emergency operation of sliding/pop-up roof ............ 354
Emergency tensioning retractor (ETR).........................  71
Emergency unlocking in case of accident ...................  40
Engine oil consumption ................................................  142Engine oil level indicator ..............................................  141
Express opening and closing (power windows) ........  197
Exterior lamp switch ..................................................... 143
Daytime running lamp mode .................................. 145
Exterior lamps ...............................................................  345
Additional turn signals on the exterior mirror ...  350
Bulbs for high and low beam .................................  347
Headlamp assembly .................................................  346
High mounted stop lamp .........................................  350
License plate lamps .................................................  349
Parking and standing lamp ....................................  347
Replacing bulbs ........................................................  345
Side marker lamp, front ..........................................  350
Taillamp assemblies ................................................  348
Turn signal lamp ......................................................  347
Exterior mirror adjustment ............................................ 90
Exterior mirror, front passenger side, 
parking position ..........................................................  91
FFirst aid kit ......................................................................  310
Flat tire
See Changing wheels ..............................................  327
Flexible service system (FSS) ......................................  138