Page 25 of 474
23 At a glance
Cockpit
Item
Page
1
Parking brake pedal
50
2
Hood lock release
270
3
Parking brake release
57
4
Door control panel
32
5
Exterior lamp switch
51,
123
6
Headlamp washer button
178
7
Combination switch
Turn signals
Windshield wipers
High beam
52
53
128
Item
Page
8
Steering wheel gearshift
control
(SL55AMG,SL65AMG,
and vehicles with
Sport Package* only)
172
9
Cruise control switch
Cruise control
Distronic*
205
208
a
Instrument cluster
24,
131
b
Multifunction steering
wheel
28,
135
c
Lever for voice control
system*, see separate
operating instructions
d
Front Parktronic* warn-
ing indicator
225
Item
Page
e
Digital clock
149
f
Overhead control panel
31
g
Interior storage compart-
ments (locking/unlock-
ing)
230
h
7 indicator lamp
76
j
Glove box
228
k
Center console
29, 30
l
Starter switch
38
m
Horn
n
Steering wheel adjust-
ment lever
Heated steering wheel*
42
234
Page 29 of 474
27 At a glance
Instrument cluster
Item
Page
5
Tachometer with:
132
AHigh beam head-
lamp indicator
128
úEngine malfunction
indicator lamp, USA
only
±Engine malfunction
indicator lamp,
Canada only
327
CRoll bar warning
lamp
331
-Antilock Brake Sys-
tem (ABS) indicator
lamp
325
Item
Page
1Supplemental re-
straint system indi-
cator lamp
332
332
XTire pressure con-
trol warning light
333
6
Right multifunction
display with
Gear selector lever
position
168
Outside temperature
display
133
Program mode
165
7
Fuel gauge with:AFuel reserve warn-
ing lamp
330
Page 38 of 474

36 Getting startedUnlockingStarter switch positions SmartKey
Starter switch0For removing SmartKey
1Power supply to some electrical con-
sumers, such as seat adjustment
2Ignition (power supply for all electrical
consumers) and driving position
All lamps (except high beam headlamp
indicator lamp and turn signal indicator
lamps unless activated) in the instru-
ment cluster come on. If a lamp in the
instrument cluster fails to come on
when the ignition is switched on, have
it checked and replaced if necessary.If a lamp in the instrument cluster re-
mains on after starting the engine or
comes on while driving, refer to “Lamps
in the instrument cluster”
(
page 324).
3Starting position
Warning!
G
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
iWhen you switch on the ignition, the in-
dicator and warning lamps (except high
beam headlamp indicator lamp and
turn signal indicator lamps unless acti-
vated) in the instrument cluster come
on. This indicates that the respective
systems are operational. The indicator
and warning lamps (except high beam
headlamp indicator lamp and turn sig-
nal indicator lamps if activated) should
go out when the engine is running.iThe SmartKey can only be removed
from the starter switch with the gear
selector lever in position P.
Page 40 of 474

38 Getting startedUnlockingIgnition (or Position 2)
Press the KEYLESS-GO start/stop but-
ton twice.
This supplies power to all electrical
consumers. All lamps (except high
beam headlamp indicator lamp and
turn signal indicator lamps unless acti-
vated) in the instrument cluster come
on.
For more information, see “SmartKey with
KEYLESS-GO*” (
page 98).
For information on starting the engine us-
ing the KEYLESS-GO start/stop button,
see “Starting with KEYLESS-GO*”
(
page 49).
iIf you now press the KEYLESS-GO
start/stop button once, the power sup-
ply is again switched off.
iWhen you switch on the ignition, the in-
dicator and warning lamps (except high
beam headlamp indicator lamp and
turn signal indicator lamps unless acti-
vated) in the instrument cluster come
on. This indicates that the respective
systems are operational. The indicator
and warning lamps (except high beam
headlamp indicator lamp and turn sig-
nal indicator lamps if activated) should
go out when the engine is running.
Page 53 of 474

51 Getting started
Driving
Once the vehicle is in motion, the automat-
ic central locking system engages and the
locking knobs drop down.
After a cold start, the transmission engag-
es at a higher revolution. This allows the
catalytic converter to reach its operating
temperature earlier.
Switching on headlamps
Low beam headlamps
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.Exterior lamp switch1Off
2Low beam headlamps on
Turn the exterior lamp switch to
position B.
The low beam headlamps come on.
!If you hear a warning signal when driv-
ing off, you have forgotten to release
the parking brake.
Release the parking brake.!Do not run cold engine at high engine
speed. Running a cold engine at high
engine speed may shorten the service
life of the engine.
!Simultaneously depressing the acceler-
ator pedal and applying the brake re-
duces engine performance and causes
premature brake and drivetrain wear.iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
You can deactivate the automatic lock-
ing using the control system
(page 156).
Page 54 of 474
52 Getting startedDrivingHigh beam
The combination switch is located on the
left of the steering column.Combination switch1High beam
2High beam flasher
Push the combination switch in direc-
tion of arrow 1.
The high beam headlamps come on.
The high beam headlamp indicator
A in the instrument cluster comes
on (
page 27).
For more information, see “Lighting”
(
page 123).
Turn signals
The combination switch is located on the
left of the steering column.Combination switch1Turn signals, right
2Turn signals, left
Press the combination switch in direc-
tion of arrow1 or2.
The corresponding turn signal indicator
lampKorLin the instrument
cluster flashes (
page 25).The combination switch resets automati-
cally after major steering wheel move-
ments.
iTo signal minor directional changes
such as changing lanes, press combi-
nation switch only to point of resis-
tance and release. The corresponding
turn signals will flash three times.
Page 125 of 474

123 Controls in detail
Lighting
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 51)
and “Turn signals” (
page 52).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
MOff
Daytime running lamp mode
(
page 125)
UAutomatic headlamp mode
Daytime running lamp mode
(page 125)CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)
Canada only: When the engine is
running, the low beam headlamps
are also switched on.
BLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
ˆStanding lamps, right (turn left one
stop)
‚Standing lamps, left (turn left two
stops)
CIndicator lamp for parking lamps
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
iIf you drive in countries where vehicles
drive on the other side of the road than
the country in which the vehicle is reg-
istered, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained
at any authorized Mercedes-Benz
Center.
Page 127 of 474

125 Controls in detail
Lighting
Turn the exterior lamp switch to posi-
tion U.
With the SmartKey in starter switch
position1 or the KEYLESS-GO
start/stop button pressed once, only
the parking lamps will switch on and off
automatically.
When the engine is running, the low
beam headlamps, the tail and parking
lamps, the license plate lamps, and the
side marker lamps will switch on and
off automatically.Daytime running lamp mode
Turn the exterior lamp switch to
positionM orU.
When the engine is running, the low
beam headlamps are switched on auto-
matically.
In low ambient light conditions, the fol-
lowing lamps will switch on additional-
ly:
Tail lamps
Parking lamps
License plate lamps
Side marker lampsFor nighttime driving you should turn the
exterior lamp switch to positionB to
permit activation of the high beam head-
lamps.
iThe fog lamps cannot be switched on
with the exterior lamp switch in posi-
tion U. To switch on the fog lamps,
turn the exterior lamp switch to posi-
tion B.
iWith the daytime running lamp mode
activated and the exterior lamp switch
in positionM, the highbeam head-
lamps cannot be switched on.
The highbeam flasher is available at all
times.