1Speedom eter →
215
2 ÷ ESP
®→
451
3 #! Turn signal light →
124
4 Ð Steering assis tance malfunction →
461
5 Multifunction displ ay →
218
6 ! ABS malfunction →
451
7 ; Check Engine →
462
8 Tach ome ter →
215
9 % This indicator lamp has no function
A Elect ric park ing brake applied (red) →
451
F USA only
! Canada only
B Brakes (red) →
451
$ USA only
J Canada only
C # Electrical malfunction →
462
D· Distance warning →
460
E ? Coolant too hot/cold →
462
F Coolant temp erature display →
215
G J Brakes (yell ow) →
451
H ! Electric parking brake (yellow )→
451
I 6 Restra int sy stem
J ü Seat belt is not fastened →
459
K T Parking lights →
123
L Fuel le vel indicator
8 Fuelreser vewith fuel filler flap location
indicator →
462
M K High beam →
124
N L Low beam →
123
O R Rear fog light →
124
P AIR BODY CONTROL malfunctioning
Q h Tire pressure monitoring sy stem →
466
R å ESP
®OFF →
451
Ataglance – Warning and indicator lamps 9
1Speedom eter →
215
2 AIR BODY CONTROL malfunctioning
3 #! Turn signal light →
124
4 Multifunction display →
218
5 Tach ome ter →
215
6 å ESP
®OFF →
451
÷ ESP
®→
451
7 K High beam →
124
L Low beam →
123
T Parking lights →
123
8 ? Coolant too hot/cold →
462
9 Coolant temp erature display →
215
A · Distance warning →
460
B Ð Steering assis tance malfunction →
461
C # Electrical malfunction →
462
D Brakes (red) →
451
$USA only
J Canada only
E ü Seat belt is not fastened →
459
F Fuel le vel indicator
G 8 Fuelreser vewith fuel filler flap location
indicator →
462
H R Rear fog light →
124
I 6 Restra int sy stem
J % This indicator lamp has no function
K ; Check Engine →
462
L J Brakes (yellow) →
451
M Elect ric park ing brake applied (red) →
451
F USA only
! Canada only
N h Tire pressure monitoring sy stem →
466
O ! ABS malfunction →
451
P ! Electric park ing brake (yellow) →
451
Ataglance – Warning and indicator lamps 11
ProblemPossible causes/consequences and MSolutions
RThe SmartKeyis malfunctioning.
#Activate KEYLESS-GO .
#Check the battery using the battery check lamp and replace if necessary .
#Use the mechanical keyto lock or unlock theve hicle .
#Ha ve theve hicle and SmartK eychecked at a qualified specialist workshop.
Switching the automatic locking feature
on/off
The vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace.
#To deactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds.
#To activate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds.
Danger of being loc ked out when the function is
activated:
RIf th eve hicle is being tow star ted/pushed.
ROn a roller dynamome ter.
Opening and closing 63
Theexterior lighting (e xcept parking and stand‐
ing lights) switch es off automatically when the
driver's door is opened.
Au tomatic driving lights
The pa rking lights, low beam and daytime run‐
ning lights are switched on au tomatically
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 quirement:
RThe light switch is in theL orà posi‐
tion.
#Press the R button.
Please obser vethe count ry-specific la wsonthe
use of rear fog lamps.
Operating the light combination switch
1High beam
2Turn signal light, right
3High-beam flasher
4Tu rn signal light, left
#Pull or push the combination switch in the
re leva nt di rection following the ar row.
12 4
Light and visibility
Switching onthe high beam manually
#Ve hicles with Adaptive Highbeam Assis t:
Tu rn the light switch totheL position.
RPress the combination switch be yond the
pressure point in the direction of
ar ro w 1.
When the high beam is activated, the indicator
lamp for low beam is deactivated and replaced
by the indicator lamp forth e high beam.
#To switch off the high beam: movethe
combination switch back toits starting posi‐
tion.
#To indicate 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 for a duration: pressthe combi‐
nation switch be yond the pressure point in
th e direction of ar row2or4.
Ac tivating/deactivating the hazard warning
light
#Press button 1.
Cornering light
Cornering light function
Cornering light impr ovesth 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.
Light and visibility 12
5
taking on the left in left-hand tra ffic on free ways
and high-speed major roads.
If yo u act ivate the turn signal indicator tochange
lanes, theve hicle will accelerate more briskly to
th e set speed under thefo llowing conditions:
RAc tive Dis tance Assist DISTRONIC is acti va‐
te d.
RIfth e driving speed is higher than 45 mph
(70 km/h).
RIf th e driven speed drops below thestored
speed.
RThe sy stem cannot detect a vehicle in there l‐
ev ant area of theov ertak ing lane.
Ve hicles with Driving Assistance Package
and Traf fic Sign Assis t:Ac tive Dis tance Assist
DISTRONIC also has theAc tive Speed Limit
Assi stfunction. This function can be configure d
in the multimedia sy stem. If a change in the
speed limit is de tected and Active Dis tance
Assist DISTRONIC is acti vated, Ac tive Dis tance
Assist DISTRONIC assumes this new speed.
The driven speed is adap ted when theve hicle is
le ve l with the tra ffic signs. The speed limit dis‐ play in
the Instrument Display is alw ays update d
when theve hicle is le vel with the tra ffic sign.
If Ac tive Dis tance Assist DISTRONIC has been
put into passive modebypressing the accelera‐
to r pedal, only speed limits which are higher
th an the set speed ar e adop
ted.
Pullin
g th e cruise control le ver will set the dis‐
pla yed speed limit as the speed, pr ovided that:
RAc tive Speed Limit Assi sthas been activated
in the multimedia sy stem and
RAc tive Dis tance Assist DISTRONIC has been
acti vated
If no speed limit is display ed whenthe le ver is
operated, the speed set bythe driver is adop ted.
Drive prog ram
The DYNA MIC SELECT switch allo wsyouto
ch ange the driving style of Active Dis tance
Assist DISTRONIC. Depending on which drive
prog ram is selected, the driving characteristics
can be geared towa rds fuel econom y,comfort or
dynamic per form ance (
→page 150). Sy
stem limitations
Ve hicles with the Driving Assistance Pack‐
age: Active Dis tance Assist DISTRONIC is acti ve
in the 0 mph(0 km/h) to130mp h(210 km/h)
speed range.
The sy stem may be impaired or may not function
in thefo llowing ins tances, forex ample:
RIn snow ,ra in, fog, heavy spr ay, if there is
gl are, in direct sunlight or in greatlyvarying
ambient light.
RThe windshield in the area of the camera is
dirty, fogged up, damaged or co vered.
RIfth era dar sensors are dirty or co vered.
ROn slippery roads, braking or accelerating
can cause the drive wheels tolose traction
and theve hicle could then skid.
RIn parking garage s,tollst ations or on roads
with steep uphill or downhill gradients.
Do not use Active Dis tance Assist DISTRONIC in
th ese situations.
17 8
Driving and pa rking
RIfth e lane markings change quickl y,e.g.
lanes branch off, cross one ano ther or
mer ge.
RThe road is nar row and winding.
RIfth ere are highly variable shade conditions
on thero ad.
RIfth ere are obs tacles such as object mar kers
on the lane or projecting out into the lane.
The sy stem does not pr ovide assis tance in the
fo llowing conditions:
ROn very sharp bends.
RWhen towing a trailer.
RIfyo u act ively change lane without switch ing
on the turn signal indicator.
RIfyo uswit chon the turn signal indicator and
th e conditions for activating Active Lane
Change Assi stare not fulfilled.
Ac tivating Active Steering Assist
Requ irements:
RESP®must be activated, but not inter vening.
RAc tive Dis tance Assist DISTRONIC must be
activated.
#If indicator lamp 1is off: press button 2.
Fu nction of Active Lane Change Assi st
Ac tive Steering Assist is only an aid. You are
re sponsible forth e dis tance totheve hicle in
front, forve hicle speed, for braking in good time
and forst ay ing in lane. Before changing lanes, make sure
that the neighboring lane is free
(shoulder view).
% The availability of thefo llowing function is
countr y-dependent.
Ac tive Steering Assist remains active even if the
turn signal indica tor is switched on. Active Steer‐
ing Assist then assists the driver when changing
lanes byapplying steering torques toinitiate the
lane change.
Assis tance when changing lanes is pr ovided if all
th efo llowing conditions are me t:
RYou are driving on a free wayor high-speed
multi-lan emajo rro ad with multiple lanes in
th e direction of tr avel.
RThe neighboring lane is free and separated
bya broken lane marking.
RThe driven speed is between 50 mph
(80 km/h) and 110mp h(1 80 km/h).
RThe turn signal indicator is switched on for
longer than two seconds.
If th e sy stem is impaired, Active Lane Change
Assi stmay be inter rupte d. If an inter ruption
occurs, display 1appears in the multifunction
18 4
Driving and pa rking