
1Speedom eter →
244
2 AIR BODY CONTROL malfunctioning →
511
3 #! Turn signal light →
144
4 Multifunction display →
247
5 Tach ome ter →
244
6 å ESP
®OFF →
503
÷ ESP
®→
503
7 K High beam →
144
L Low beam →
143
T Parking lights →
143
8 ? Coolant too hot/cold →
513
9 Coolant temp erature gauge →
244
A · Distance warning →
511
B Ð Steering assis tance malfunction →
512
C # Electrical malfunction →
513
D Brakes (red) →
503
$USA only
J Canada only
E ü Seat belt is not fastened →
510
F Fuel le vel indicator
G 8 Fuelreser vewith fuel filler flap location
indicator →
513
H R Rear fog light →
144
I 6 Restra int sy stem
J % Indicator lamp has no function
K ; Check Engine →
513
L J Brakes (yell ow) →
503
M Electric parking brake applied (red) →
503
F USA only
! Canada only
N h Tire pressure monitoring sy stem →
517
O ! ABS malfunction →
503
P ! Electric pa rking brake (yellow) →
503
Ataglance – Warning and indicator lamps 9

Exterior lighting
Lighting systems and your responsibility
The various lighting sy stems of theve hicle are
only aids. The driver of theve hicle is responsible
fo r cor rect vehicle illumination in accordance
with the pr evailing light and visibility conditions,
legal requirements and traf fic situation.
Light switch
Opera ting the light switch
#1W Left-hand standing lamps
#2 X Right-hand standing lamps
#3 T Parking lights and license plate
lighting
#4 Ã Automatic driving lights (prefer red
light switch position)
#5 L Low beam/high beam
#6R Switches there ar fog light on or off
When low beam is activated, the indicator lamp
fo rth e parking lights is deactivated and replaced
by the low beam indicator lamp.
Alw ays park your vehicle safely and in a well-lit
area, in accordance with there leva nt le galst ipu‐
lations.
* NO
TEBattery discharging byoperating
th est anding lights
Operating thest anding lights over a period of
hours puts a stra in on the batter y.
#Where possible, switch on the
ri ght X or left Wparking light.
Inthe case of se vere battery discharging, the
st anding lamps or standing lamps are automati‐
cally switch ed offtofacilitate a futu reengine
st art.
Light and visibility 14
3

Theexterior lighting (e xcept parking and stand‐
ing lamps) switch es off automatically when the
driver's door is opened.
RObser vethe no tes on sur round lighting
(→page 147).
Au tomatic driving lights
The pa rking lights, low beam and daytime run‐
ning la mps are switched on automatically
depending on the ignition status, whe ther the
engine is running and on the ambient light.
&
WARNING Risk of accident when the low
beam is switched off in poor visibility
When the light switch is set toÃ, the low
beam may not be switched on automatically
if th ere is fog, snow or other causes of poor
visibility such as spr ay.
#In such cases, turn the light switch to
L.
The automatic driving lights are only an aid. You
are responsible forve hicle lighting. Ac
tivating/deactivating the rear fog light
Re quirements:
RThe light switch is in theL orà posi‐
tion.
#Press theR button.
Please obser vethe count ry-specific la wsonthe
use of rear fog lamps.
Operating the light combination switch
1High-beam headlamps
2Turn signal light, right
3High-beam flasher
4Tu rn signal light, left
144
Light and visibility

#Toindicate briefl y:press the combination
switch briefly up tothe pressure point in the
direction of ar row2or4.
The cor responding turn signal light flashes
th re e times.
#To indicate permanentl y:press the combi‐
nation switch be yond the pressure point in
th e direction of ar row2or4.
Ve hicles with Active Lane Keeping Assis t:
Ac tive Lane Keeping Assist can:
RLengthen turn signal operation forth e dura‐
tion of the lane change if the driver has acti‐
va tedth e turn signal indicator.
RAu tomatically activate the turn signal indica‐
to r,ifth e driver indicated toturn in that
direction immediately pr eviously but a lane
ch ange was not immediately possible.
#To switch on the high beam: turnthe light
switch totheL position.
#Press the combination switch be yond the
pressure point in the direction of ar row1.
When the high beam is activated, the indica‐
to r lamp for low beam is deactivated and
re placed bythe indicator lamp forth e high
beam.
#To switch off the high beam: movethe
combination switch back toits starting posi‐
tion.
#High-beam flasher: pullthe combination
switch in the direction of ar row 3.
Ac tivating/deactivating the hazard warning
light
#Press button 1.
Light and visibility 14
5

Cornering light
Cornering light function
Cornering light improvesth e illumination of the
ro ad ove r a wide angle in the turning direction,
enabling better visibility in tight bends, forex am‐
ple. It can only be activated when low beam is
switch ed on.
The function is active:
RAt speeds below 25 mph (40 km/h) when
th e turn signal light is switched on or the
st eering wheel is turned.
RAt speeds between 25 mph (40 km/h) and
45 mph (70 km/h) when thesteering wheel
is turned.
Tr af fic circle and intersection function: the
cornering light is acti vated on bo thsides thro ugh
an evaluation of the cur rent GPS position of the
ve hicle. It remains active until af terth eve hicle
has left the traf fic circle or the intersection.
Ad aptive Highbeam Assist
Function of Adaptive Highbeam Assist
&
WARNING Risk of accident despite
Ad aptive Highbeam Assist
Ad aptive Highbeam Assist does not recog‐
nize thefo llowing road users:
RRo ad users without lights, e.g. pedes‐
trians
RRo ad users with poor lighting, e.g.
cyclists
RRo ad users whose lighting is obstructed,
e.g. bya bar rier
On very rare occasions, Adaptive Highbeam
Assist may failto recognize other road users
with their own lighting, or may recognize
th em too late.
In these or similar situations, the automatic
high beam is not deactivated or is activated
despite the presence of other road users.
#Alw ays obser vethe tra ffic carefully and
switch off the high beam in good time.
Sy stem limitations
Ad aptive Highbeam Assist cannot take into
account road, weather or traf fic conditions.
De tection may be restricted if:
RVi sibility is impaired, forex ample in fog,
heavy rain or sno w.
RThere is dirt on the sensors or the sensors
are obscured.
Ad aptive Highbeam Assist is only an aid.You are
re sponsible for adju sting theve hicle's lighting to
th e pr evailing light, visibility and traf fic condi‐
tions.
14 6
Light and visibility

Adaptive Highbeam Assist switch es automati‐
cally between:
RLow beam
RHigh beam
At speeds abo ve19 mp h (30 km/h):
RIf no other road users are de tected, high
beam is au tomatical lyswitched on. High beam switches off automatically:
RAt
speeds below 16mp h(2 5 km/h).
RIfot her road users are de tected.
RIfstre et lighting is suf ficient.
At speeds abo veappr ox.31 mp h (50 km/h):
RThe headlamp range of low beam is regulated
automatically based on the dis tance to ot her
ro ad users.
The sy stem's optical sensor is located behind
th e windshield near theove rhead control panel.
Switching Adaptive Highbeam Assist on/off
#To switch on: turnthe light switch to
th eà position.
#Switch on the high beam using the combina‐
tion switch.
When the high beam is switched on automat‐
ically in the dar k,the_ indicator lamp in
th e multifunction display comes on.
#To switch off: switch offthe high beam
using the combination switch.
Switching the daytime running lamps on/off
Multimedia sy stem:
, 9 H K L F O H.÷ / L J K W 6 H W W L Q J V. ' D \
W L P H 5 X Q / L J K W V
#Ac tivate Oor deacti vate ª the function.
Setting the sur round lighting
Re quirement:RThe ignition is switched on.
Multimedia sy stem:
, 9 H K L F O H.÷ / L J K W 6 H W W L Q J V. / R F D
W R U / L J K W L Q J
Exterior switch-off delay time: theex terior
lighting can be activated for a short time af ter
th eve hicle is par ked.
#Set the switch-off delay time.
Locator lighting: if a switch-off delay time is
set, theex terior lighting remains lit up for
40 seconds af terth eve hicle is unloc ked. When
yo ustart theve hicle, the locator lighting is
Light and visibility 14
7

played bright 2,the conditions forth e Spotlight
function are also fulfilled.
Sy stem limitations
The spotlight function does not flash at animals.
The spotlight function is not active or is active
only toa limited extent if:
RYo u are drivingin city traf fic.
RThe pedestrians are loca ted in the area of an
oncoming vehicle or a vehicle in front.
Ac tivating/deactivating the spotlight func‐
tion
Re quirements:
RPedestrian de tection is acti ve(→page 236).
RThe car riag ewa yis no tlit .
RThe speed is at leas t37 mph(6 0 km/h).
RAd aptive Highbeam Assist Plus is switch ed
on.
If all there qu irements are fulfilled, the headlamp
fl ashes four short pulses at a pedestrian de tec‐
te d on or near tothero ad. Multimedia sy
stem:
, 9 H K L F O H.÷. / L J K W 6 H W
W L Q J V. 6 S R W O L J K W
#Switch the function on Oor off ª.
Blind Spot Assist and Active Blind Spot
Assi st
Function of Blind Spot Assist and Active
Blind Spot Assi st
Blind Spot Assist uses two lateral,rear-facing
ra dar sensors tomonitor the area up to130ft
(40 m) behind your vehicle and 10ft(3 m)
directly next to yourvehicle.
If a vehicle is de tected at speeds ab ove appr ox‐
imately 8 mph (12 km/h) and this vehicle subse‐
qu ent lyenters the monitoring range di rectly next
to yo urvehicle, thewa rning lamp in the outside
mir ror lights up red.
If a vehicle is de tected close to yourvehicle in
th e lateral monitoring range and you switch on
th e turn signal indicator in the cor responding
direction, a warning tone sounds once. The red
wa rning lamp in the outside mir rorflashes. If the turn signal indica
torre mains on, all other de tec‐
te dve hicles are indicated only bytheflashing of
th ere dwa rning lamp.
If yo uove rtake a vehicle quickl y,no warning is
given.
& WARNING Risk of accident despite Blind
Spot Assist
Blind Spot Assist does notreact tovehicles
approaching and overtaking you at a greatly
di fferent speed.
As a result, Blind Spot Assist cannot warn
drivers in this situation.
#Alw ays pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle.
Blind Spot Assist and Active Blind Spot Assi st
are only aids. They may failto detect some vehi‐
cles and are no substitute for attentive driving.
Alw ays ensure that there is suf ficient dist anceto
th e side forot her road users and obs tacles.
238
Driving and park ing

Overview of displaysinthe multifunction
display
1Outside temp erature
2Drive prog ram
3Transmission position
4Time
5Display section
% The position of the displa ysdeviates from
th ose displa yed here.
Fu rther displa ysinthe multifunction display:
Z Gearshift
recommendation (
→page 176)
ë Active Parking Assist activated é
Parking Assist PARKTRONI Cdeacti vated
¯ Cr
uise cont rol (
→page 196)
ç Active Dis tance Assist DISTRONIC
(
→pa ge 199)
a Ac
tive Steering Assist (
→page 204)
ë HOLD function (
→page
210)
_ Ad
aptive Highbeam Assist (
→page 146)
Ad justing the in stru ment lighting
#Turn brightness control 1up or down.
The lighting of the Instrument Display and in
th e control elements in theve hicle interior is
adjus ted.
Instrument Display and on-board computer 24
7