2021 MERCEDES-BENZ CLA cruise control

Se
tting ATTENTI ONASSIST
Multimedia system:
4 © 5
Set ting s5
Assist ance
5 Atten tion Assist
Se tting options #
Select Standard, SensitiveorOff.
Sugg esting are st area #
Select SuggestRes tArea. #
Activateor deacti vate thefunc tion.
If AT TENTION ASSISTde tects fatig ue or
incr easing lack ofatt ention ,it sugg ests a
re st area inthevicinit y. #
Select thesugg estedre st area.
Yo uar eguided totheselect edrest area. Spe
edcont rolcr uise contr ol Fu
nction ofcruise contr ol
Cr uise controlre gulat esthespeed totheva lue
selec tedby thedr iver .
If yo uacc elerat eto ove rtak e, forex am ple, the
st or ed speed isno tdele ted. Ifyo ure mo veyour fo
ot from theacceler ator pedal afte rove rtakin g,
cr uise control will resume speed regulation back
to thestor ed speed.
Yo ucan stor ean yspeed above15 mp h
(20 km/ h)up tothemaximum designspeed.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 153).
Me rcedes‑ AMGvehicl es:Cruis econtr olis
av ailable uptoamax imum speedof 155mp h
(250 km/h).
Displa yson themu ltifunct iondisp lay
R h (gray):cr uise control isselect edbut
no tye tacti vated.
R h (green): cruise control isactiv e.
A stor ed speed appear salong withth eh dis‐
pla y.
% The segment sbe tween thestor ed speed and
th eend ofthesegment displaylight upin
th espeedome ter. Sy
stem limit s
Cr uise control ma ybe unable tomaint ainthe
st or ed speed onuphill gradients. Thestor ed
speed isresumed whenthegr adient evensout.
Ch ang eint oalowe rge ar ingood timeon long
and steep downhill gradients. Take par ticular
no te ofthis when drivin galaden vehicle. By
doing so,youwill mak euse oftheengine' sbr ak‐
ing effect. Thisre lie vesth eload onthebr ak e
sy stem and preve nts thebr ak es from overheat‐
ing and wearing tooqu ickl y.
Do notus ecr uise contr olinthefo llo wing situa‐
tion s:
R Intraf fic situ ations whichrequ ire freq uent
ch ang esofspee d,e.g .in hea vytraf fic, on
wi nding roads.
R Onslippe ryroads. Accel erati ng can cause
th edr ive wheels tolose tract ion and the
ve hicle could then skid.
R Ifyo uar edr ivin gwhen visibilit yis poor . 16
2
Driving and parking

Oper
ating cruise contr ol &
WARNIN GRisk ofacci dent dueto stor ed
speed
If yo ucall upthestor ed speed andthis is
lo we rth an your cur rent spe ed,th eve hicle
deceler ates. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. Re
quirement s:
R ESP®
mus tbe act ivat ed, but notint erve ning .
R The vehicle speed isat leas t15 mp h
(20 km/ h).
R The transmis sionisin positio n005B. Oper
atingcr uise contr ol #
Press thero ck er switc hesonthesteer ing
wheel control panel upordown tothe
desir edposition .
Ac tiv atin gcr uis eco ntr ol #
Select M with theright rock er switc h.
Ac tiv atin gcr uis eco ntr ol #
Press rock er switc h1 upM ordown
N.
The current spe edisstor ed and maint ained
by theve hicle.
or #
Select Jwithth elef tro ck er switc h.
The lastst or ed speed iscalled upand main‐
ta ined bytheve hicle.
If th elas tst or ed speed hasprev iousl ybeen
dele ted, thecur rent vehicle speed isstor ed.
% When youswit choffth eve hicle, thelas t
speed stor ed isdele ted.
Incr easing ordecr easing thesto redspe ed #
1mp h(1 km/h) :pr ess rock er switc h1 up
M ordown N tothepr essur epoint .
or #
5mp h(1 0 km/h) :pr ess rock er switc h1 up
M ordown N beyond thepr essur e
point .
or #
Accel erateth eve hicle tothedesir edspeed
and press rock er switc h1 upM.
Ad opting ade tected spe ed Dr
ivin gand parking16
3

Se
tspe edinthedr iver assis tance system,
e.g. cruise control
Wa rnings from driver assis tance systems,
e.g. distance warning
4 Right displa yar ea
Tr af fic Sign Assist
Assi stant displa y
5 Toconf igurethese ttings
6 Inde xpoint s
Displa yar eas 2to4 that areno tre qu ired can
be hidden .
% Inaudio mode, thest atio nnam eor trac kwill
be sho wntemp orarily when theaudio source
is being activelyoper ated. Inaddition, the
lat estcalls willbedispla yedwhen thete le‐
phon elis ton theIns trument Displayis
activ elyoper ated. #
Toselect adispla y:swiping upordown on
th elef t-hand Touc hCon trol. Swit
ching theHead -upDispla yon/of fvia the
mu ltim edia system Multi
media system:
4 © 5
Set ting s5
Quick Access #
Select HUD.
The Head-up Displayis activ ated. Ins
trument Displayand on-boar dcom puter 21
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
é ATTE NTION ASSIST: Take a
Break! *A
TTENTION ASSISThas detected fatig ue oran incr easing lack ofconc entration onthepar tof thedr iver
(/ page16 0). #
Ifnecessa ry,ta ke abr eak .
00B2
- -- mph *C
ruise con trol can notbe act ivat ed asnotall act ivation condition sar efulf illed. #
Obser vetheactiv ation conditions forcr uis econtr ol(/ page16 3).
Cr uis eCon trol Inop erative *C
ruise con trol ismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Cruise Control Off *C
ruise con trol has been deact ivat ed.
If th er eis an additional warning tone, cruise contr olha sbe en deacti vatedaut omatic ally(/ page16 2).
ç
- -- mph *A
ctiveDis tan ceAssi stDIS TRONI Ccanno tbe acti vatedas notall activ ation condition sar efulf illed. #
Com plywithth eactiv ation conditions ofActiveDis tance AssistDIS TRONI C(/ page 166). Dis
play messa gesand warning/ indic ator lam ps 359

Dr
aw bar
see Tow- bar system
Dr inking anddriving ................................ 131
Dr ive Awa yAssis t.... ................................ 203
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting............... ........................... ....1 41
Dr ive pr og ram dis pla y........... ..................137
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem .............................1 53
ABS (Anti-loc kBr aking System) ........... 155
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 175
BA S(Br akeAssi stSystem) ............... ... 155
Cameras ........................................ ...... 154
EBD (electr oni cbr ak efo rc edis tribu‐
tion )........................ ............................. 157
ESP ®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 157
Ov ervie w ............................................. 154
Ra dar and ultrasonic sensors.............. 154 Re
sponsibili ty...................................... 153
ST EER CONTR OL............. ....................158
Dr ivin gsy stem
Susp ension withadap tivedam ping
adjus tment .......................................... 188
Dr ivin gsy stem
see 360° Camer a
see ActiveBli nd Spo tAssi st
see ActiveDis tance AssistDIS TRONI C
see ActiveEmerg encyStop Assis t
see ActiveLa ne Chang eAssi st
see ActiveLa ne Keeping Assist
see ActivePa rking Assist
see ActiveSpe edLimi tAssi st
see ActiveSt eer ing Assis t
see ATTENTION ASSIST
see Blind SpotAssis t
see Cruise control
see Driving safetysy stem
see HOLD function
see Parking AssistPA RK TRONI C
see Rear vie wcam era
see Start-of fassis t
see Traf fic Sign Assist Dr
ivin gtips
Dr ink ing and drivin g.............................1 31
Gene raldr ivin gtips .............................. 131
No teson breaking-in ane wvehicle ..... 131
Dr ow siness detection
see ATTENTION ASSIST
Dynamic handlingcontrolsystem
see ESP®
(Ele ctro nic Stabilit yPr og ram)
DY NA MIC SELECT .................................... 136
Con figur ing drive pr ogr am I... .............. 138
Dis play ing engin edat a........................ 138
Dis play ing vehicle data........................ 138
Dr ive pr og ram disp lay ..... .....................1 37
Dr ive pr og rams ....................................1 36
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>136
Oper ating (DYN AMIC SELECTswitc h)
... ..........................................................1 37
Sel ecting thedr ive pr ogr am ................. 137
DY NA MIC SELECT switch
Dam ping adjustment ........................... 188 E
E1 0 ............................................................ 326 406
Inde x

Con
figur ing these ttings ........................ 94
Cor rect driver's seatpos ition ................ 88
Fo lding thebac kres t(r ear passeng er
com partmen t)bac k........................ ..... 103
Fo lding thebac kres t(r ear) forw ards .... 102
Oper ating thememor yfunc tion ............ 99
Re settin gth ese ttings ............................9 4
Se tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 16
Seat belt..................................................... 38
Car e..................................................... 267
Fa stening ............................................... 41
Pr otect ion ..............................................3 8
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............42
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 42
Se at beltwa rning
see Seat belts
Seat belts ...................................................4 2
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 42
Re duced protect ion ...............................3 9
Re leasing ...............................................4 2
Sea tbel tad jus tment (function) ............. 42
Wa rning lam p.................................. ...... 42 Seat
cover(C are) ............ ......................... 267
Se at hea ting
Ac tivati ng/d eactiv ating ........... ..............94
Seat ventilat ion
Ac tivati ng/d eactiv ating ........... ..............95
Se lecti ng age ar
see Changing gears
Select orleve r
see DIRECT SELECTleve r
Self-t est
Au tomatic front pass engerfront air‐
bag shut off..... ....................................... 47
Sensor s(car e)......................................... 265
Ser vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Se tting aspeed
see Cruise control
Se tting thema pscale
see Map Shif
tpa dd les
see Steer ing wheel paddle shifters
Shif ting gears
Gea rshif tre comme ndation <0011001100110011001100110011001100110011001100110011001100110011
00110011> 142
Side airbag .................................................4 2
Side impact protection ...........................1 96
Side windo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 77
Child safetyloc kin there ar
passe nger com partment .......................6 5
Closin g.................................................. 77
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 79
Co nvenienc eclosing featur e.................7 9
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ....78
Opening .................................................7 7
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 78
Pr oblem .................................................7 9
Size designation (tires) ........................... 304
Sliding sunroof.......................................... 80
Au tomatic featur es................................ 83
Closin g.................................................. 80
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 79
Ope ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 80
Ope ning with theSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 78
Pr oblem .................................................8 3 Inde
x41
7