MERCEDES-BENZ CLA 2018 Owners Manual

Reverse perpendicular parkin gw it hs teer-
in gi np ut
C
Parking space markingD
Yellow guid el in ef or the vehicle width
including the exterior mirrors, for current
steering wheel angle (dynamic) X
Drive past the parking space and bring the
vehicle to as tandstill.X
Make sure that the rea rv ie wc amera is
switched on ( Y
page 168).
The lane and the guid el in es are shown.X
While the vehicle is at as tandstill, turn the
steering wheel in the direction of the parking
space unti ly ello wg uide line D reaches park-
ing space marking C .X
Maintain the steering input and reverse care-
fully.
C
Yellow guid el in ef or the vehicle width
including the exterior mirrors, for current
steering wheel angle (dynamic) X
Stop the vehicle whe nitisa lm ost exactly in
front of the parking space.
The white lane shoul dbeasc lose to parallel
with the parking space marking as possible. C
White guid el in ef or current steering inputD
Parking space marking X
Turn the steering wheel to the center position
while the vehicle is stationary.
C
Re dg uide line at ad is tance of approximately
12 in (0.30 m) from the rea roft he vehicleD
White guid el in ew it hou ts teering input

Wide-angle function
C
Symbo lf or the wide-angl ev iew functionD
You rv ehicle

Activating ATTENTION ASSIST X
Activat eA TTEN TION ASSIST usin gt he on -
boar dc om puter ( Y
page 185).
The system determine st he attention level of
th ed river depending on th es etting selected:
Standard selected: th es ensitivit yw it hw hic h
th es ystem determine st he attention level is set
to normal.
Sensitive selected: th es ensitivit yiss et
higher. The attention level detecte dbyA ttenti on
Assis tisa dapted accordingly and th ed river is
warned earlier .
When ATTENTION ASSIST is deactivated, th e

Any unauthorized modification to thi sd ev ice
could voi dt he user’ sa ut hority to operate the
equipment.
Radar sensors The rada rs ensors for Blind Spo tA ssist ar ei nte-
grated into the rea rb um per. Make sure tha tt he
bumpers ar ef re ef rom dirt, ice or slush. The
sensors must not be covered ,f or exampl eb y
cycle racks or overhanging loads. Following a
severe impact or in the event of damage to the
bumpers, have the functio noft he rada rs ensors
checked at aq uali fied specialist workshop.
Blind Spo tA ssist ma ynol on ge rw or kp roperly.
Monitorin gr ang eoft he sensorsIn particular, the detection of obstacle sc an be
impaired if: R
ther eisd ir tont he sensors or anything else
covering the sensors R
ther eisp oo rv isibility ,e .g .d ue to fog ,h eavy
rain or snow R
an arrow vehicl et raveling in front, e.g .a
motorbike or bicycle R
the roa dh as ver yw id el an esR
the roa dh as narrow lanesR
yo ua re not driving in the middl eoft he laneR
ther ea re barriers or othe rr oa db ou ndaries
Vehicles in the monitoring range ar et hen not
indicated.
Blind Spo tA ssist monitors the area up to 10 ft
(3 m) behind your vehicl ea nd directl yn ext to it.
If the lanes ar en arrow ,v ehicles driving in the
lane beyond the lane next to your vehicl em a y be
indicated ,e specially if the vehicles ar en ot driv-
ing in the middl eoft hei rl an e. Thi sm ay be the
cas eift he vehicles ar ed riving on the inne rs id e
of thei rl an e.
Due to the nature of the system: R
warning sm ay be issued in error when driving
close to crash barriers or similar solid lane
borders. R
warning sm ay be interrupte dw he ny ou are
driving alongsid ep ar ticularly long vehicles,
such as trucks, for ap rolonge dt ime. Warning display
C
Warning display
Blind Spo tA ssist is not active at speed sb elow
approximatel y20m ph (30 km/h). Vehicles in
the monitoring range ar et hen not indicated.
Whe nB lind Spo tA ssist is activated ,i ndicator
lamp C in the exterio rm irrors lights up yellow
at speed sofupto20m ph (30 km/h). At speeds
above 20 mph (30 km/h), the indicator lamp
goe so ut and Blind Spo tA ssist is operational.
If av ehicl eisd et ecte dw it hi nt he blind spot
monitoring range at speed sa bo ve 20 mph
(30 km/h), warning lamp C on the correspond-
ing side lights up red .T hi sw ar ning is always
emitted when av ehicl ee nters the blind spot
monitoring range from behind or from the side.
Whe ny ou overtake av ehicle, the warning only
occurs if the difference in speed is less than
7m ph (12 km/h).
The yellow indicator lamp goe so ut if reverse
gear is engaged .Int hi se vent, Blind Spo tA ssist
is no longe ra ctive.
The brightness of the indicator/warning lamps
is adjusted automaticall ya ccording to the ambi-
ent light.
Collisio nw ar ning
If av ehicl eisd et ecte dint he monitoring range of
Blind Spo tA ssist and yo us wi tch on the corre-
sponding turn signal, ad ouble warning tone
sounds. Re dw ar ning lamp C flashes. If the turn
signa lr emains on, vehi cles detecte da re i ndica-
ted by the flashing of red warning lamp C .
There ar enof ur the rw ar ning tones.Driving systems 173
Driving an dp arking Z

Switching on Blind Spot Assist X
Make sure that Blind Spot Assist is activated
in the on-board computer ( Y
page 186).X
Turn the SmartKey to position H in the igni-
tion lock.
Warning lamps C in the exterior mirrors light
up red for approximately 1.5 seconds and
then turn yellow.
Lane Keeping Assist General notes
Lane Keeping Assist monitor st he area in front of
your vehicle by means of multifunction cam-
era C which is attached behind the top of the
windshield. Lane Keeping Assist detect sl ane
markings on the road and can warn you before
you leave your lane unintentionally.
This function is available in the range between
40 mph and 120 mph (60 km/h and 200 km/h).
Aw arning may be given if af ront wheel passes
over al ane marking. It will warn you by means of
intermittent vibration in the steering wheel for
up to 1.5 seconds.
Important safety notes
G WARNING
Lane Keeping Assist cannot always clearly
detect lane markings.
In such cases, Lane Keeping Assist can: R
give an unnecessary warning R
not give aw arning
There is ar isk of an accident.
Always pay particular attention to the traffic
situation and keep within the lane, especially
if Lane Keeping Assist alerts you. G WARNING
The Lane Keeping Assist warning does not
return the vehicle to the original lane. There is
ar isk of an accident.
You should always steer, brake or accelerate
yourself, in particular if warned by Lane Keep-
ing Assist.
If you fail to adapt your driving style, Lane Keep-
ing Assist can neither reduce the risk of an acci-
dent nor override the laws of physics. Lane
Keeping Assist cannot take into account the
road, traffic and weather conditions. Lane Keep-
ing Assist is merely an aid. You are responsible
for the distance to the vehicle in front ,f or vehi-
cle speed, for braking in good time and for stay-
ing in your lane.
The Lane Keeping Assist does not keep the vehi-
cle in the lane.
The system may be impaired or may not function
if: R
there is poor visibility, e.g. due to insufficient
illumination of the road, or due to snow, rain,
fog or spray R
there is glare, e.g. from oncomin gt raffic, the
sun or reflection from other vehicles (e.g. if
the road surface is wet) R
the windshield is dirty, fogged up, damaged or
covered, for instanc ebyas ticker, in the vicin-
ity of the camera R
there are no or several unclear lane markings
for one lane, e.g. roadworks R
the lane markings are worn away ,d ark or cov-
ered up, e.g. by dirt or snow R
the distance to the vehicle in front is too short
and thus the lane markings cannot be detec-
ted R
the lane markings change quickly, e.g. lanes
branch off, cross one another or merge R
the road is narrow and winding R
there are highly variable shade condition so n
the roadway
Switching on Lane Keeping Assist X
Switch on Active Lane Keeping Assist using
the on-board computer; to do so, select
Standard or Adaptive ( Y
page 174).
If you drive at speeds above 40 mph
(60 km/h) and lane markings are detected,
the lines in the assistance graphic are shown174
Driving systems
Driving and parking

in green ( Y
page 185). Lane Keepin gA ssist is
ready for use.
If Standard is selected, no warnin gv ibration
occurs if: R
you have switched on the turn signal. In this
event, the warnings are suppressed for ac er-
tain period of time. R
ad rivin gs afet ys ystem intervenes ,e .g. ABS,
BA SorE SP ®
.
When Adaptive
is selected, no warnin gv ibra-
tion occurs if: R
you have switched on the turn signal. In this
event, the warnings are suppressed for ac er-
tain period of time. R
ad rivin gs afet ys ystem intervenes ,e .g. ABS,
BA SorE SP ®
.R
you accelerat eh ard, e.g. kickdown.R
you brak eh ard.R
you steer actively, e.g. swerv etoa void an
obstacle or change lanes quickly. R
you cut the corner on as harp bend.
In order that you are warne do nly when neces-
sary and in good tim eify ou cross the lane mark-
ing, the system detect sc ertain condition sa nd
warns you accordingly.
The warnin gv ibration occurs earlier if:R
you approac ht he outer lane marking on a
bend R
the road has very wide lanes, e.g. af reewayR
the system detect ss olid lane markings
The warnin gv ibration occurs later if:R
the road has narrow lanes. R
you cut the corner on ab end Driving systems 175
Driving and parking Z

Important safety notes
G WARNIN G
If you operate information systems and com-
munication equipmen ti ntegrate dint he vehi-
cle when driving ,y ou may be distracte df ro m
th et ra ffic situation .Y ou could also lose con-
trol of th ev ehicle. Ther eisar is kofana cci-
dent.
Only operate this equipmen tw hen th et ra ffic
situation permits. If you are no ts ur et ha tt hi s
is possible ,p ark th ev ehicl ep ayin ga ttention
to traffic condition sa nd operate th ee quip-
men tw hen th ev ehicl eiss ta tionary.
You must observ et he legal requirements for th e
country in whic hy ou are currentl yd riving when
operating th eo n-bo ard computer.
G WARNIN G
If th ei nstrumen tc luste rh as faile dorm al-
functioned, you may no tr ecognize function
restriction sins ystems relevan ttos afety. The
operating safet yofy our vehicl em ay be
impaired .T her eisar is kofana ccident.
Drive on carefully. Hav et he vehicl ec hecked
at aq ualified specialist workshop immedi-
ately.
The on-board computer only shows message so r
warning sf ro mc ertai ns ystems in th em ultifunc-
tion display. You should therefor em ak es ur e
your vehicl eiso perating safely at all times .
If th eo perating safet yofy our vehicl ei s
impaired ,p ull ove rass oo nasitiss af etodos o.
Contac taq ualified specialist workshop.
Fo rano verview, see th ei nstrumen tp anel illus-
tration ( Y
page 33).
Display sa nd operation
Instrumen tc luster lighting
The ligh ts ensor in th ei nstrumen tc luste ra uto -
matically control st he brightness of th em ulti-
function display. In daylight, th ed isplays in th e
instrumen tc luste ra re no ti lluminated. The lighting in th ei nstrumen tc luster, in th ed is-
plays and th ec ontrols in th ev ehicl ei nterior can
be adjusted usin gt he brightness control knob.
The brightness control knob is locate dont he
botto ml ef toft he instrumen tc luste r
( Y
page 33). X
Turn th eb rightness control knob clockwise or
counter-clockwise.
If th el igh ts witch is set to th e X , ` or
X position ,t he brightness is dependen t
upon th eb rightness of th ea mbien tl ight.
Speedometer with segments The speedometer is divided int os egments on
vehicles wit hD istance Pilot DISTRONIC.
The segments in th es peedometer indicat e
whic hs pee dr ange is available. R
Distanc eP ilot DISTRONI Cisa ctivated
( Y
page 151):
On eort wo segments in th es et spee dr ange
ligh tu p. R
Distanc eP ilot DISTRONI Cd etects av ehicl ei n
fron tm oving mor es lowly than th es to re d
speed:
The segments between th es pee doft he vehi-
cle in fron ta nd th es to re ds pee dl igh tu p.
Tachometer
! Do no td riv eint he overrevving range, as this
could damag et he engine.
The red ban dint he tachometer indicates th e
engine's overrevving range.
The engin eisl imite dw ithin ar ange to protect
th ee ng in ew hen th er ed ban disr eached.
Outsid et emperatur ed isplayYou should pay special attention to road condi-
tion sw hen temperatures are aroun df re ezing
point.
Bea rinm in dt ha tt he outside temperature dis-
play indicates th et em perature measured and
does no tr ecord th er oad temperature.
The outside temperature display is in th em ulti-
function display ( Y
page 179).176
Display sa nd operation
On-boar dc omputer and displays

There is as hort delay before ac hange in outside
temperature appears in the multifunction dis-
play.
Coolant temperature gauge
G WARNING
Opening the hood when the engine is over-
heated or when there is af ire in the engine
compartment could expose you to hot gases
or other service products. There is ar isk of
injury.
Let an overheated engine cool down before
opening the hood. If there is af ire in the
engine compartment ,k eep the hood closed
and contact the fire department. ! Ad isplay message is shown if the coolant
temperature is too high.
If the coolant temperature is over 248 ‡
(120 †), do not continue driving. The engine
will otherwise be damaged.
The coolant temperature gage is in the instru-
ment cluster on the right-hand side ( Y
page 33).
The H marking in the coolant temperature gauge
corresponds to ac oolant temperature of
approximately 248 ‡( 120 †).
Under normal operating conditions and at the
correc tc oolant level, the coolant temperature
gauge may rise to the H marking.
Operating the on-board computer
Overview
C
Multifunction display
D
Right control panel

Left control panel Y
e R
Calls up th em en ua nd men ub ar
c
d Press briefly: R
Scrolls in lists R
Select sas ubmenu or functionR
In the Audio menu: selects th ep revious or nex ts ta tion, when th ep reset list
or statio nl ist is active, or an audio track or video sceneR
In the Tel (telephone) menu: switche stot he phon eb ook and selects an ame
or telephon en umber
c
d Press and hold: R
In the Audio menu: selects ap reset list or as ta tio nl ist in th ed esired fre-
quency range, or an audio track or video scene usin gr apid scrollingR
In the Tel (Telephone) menu: start sr apid scrollin gift he phon eb ook is open
v R
Confirm st he selectio nord isplay messageR
In the Tel (Telephone) menu: switche stot he telephon eb ook and starts
dialin gt he selected number
8 Press briefly: R
Back R
Vehicles with Audio 20 :s witche so ff voice-operated control for navigation
(see th em anufacturer' so peratin gi nstructions)R
Vehicles with COMAND :s witche so ff th eV oic eC ontrol System (see th es ep-
arat eo peratin gi nstructions)R
Hide sd isplay messages or calls up th el ast Trip men uf unction usedR
Exits th et elephon eb ook/redial memory
8 Press and hold: R
Calls up th es ta ndar dd isplay in the Trip menu
Righ tc ontrol panel