2021 MERCEDES-BENZ C-CLASS SEDAN cruise control

when
theengine isre-sta rted. The lastselect ed
sensit ivityleve lre mains stor ed.
Sy stem limit s
AT TENTION ASSISTis activ ein the37 mph
(60 km/ h)to 124mp h(2 00 km/h) speedra ng e.
Pa rticular lyin thefo llo wing situat ions,AT TEN‐
TION ASSISTonl yfunct ionsinare strict ed man‐
ner and warnings maybe dela yedor notocc ur:
R Ifyo uha ve been driving forless than appr ox‐
imat ely30 min utes.
R Ifth ero ad con dition ispoor (unevenro ad
sur face orpotholes).
R Ifth er eis ast ro ng side wind.
R Ifyo uadop ta spor tydrivin gst yle (high cor‐
ner ing speeds orhigh ratesof acceler ation).
R Ifth eSt eer ing Assis tfunc tion ofActiveDis ‐
ta nce AssistDIS TRONI Cis acti ve.
R Ifth etime hasbeen setincor rectly .
R Ifyo uch ang elane sand vary your spee dfre‐
qu ent lyIn activ edr iving situations. The
ATTENTION ASSISTdr ow siness oraler tness
assessment isrese tand restar tedwhen continu‐
ing thejour neyin thefo llo wing situat ions:
R Ifyo uswit choffth eengine.
R Ifyo uunf astenyo ur seat beltandopen the
dr iver's door (e.g.tochang edr iver sor take a
br eak).
Se tting ATTENTI ONASSIST
Multimedia system:
4 Vehicle 5
k Assist ance
5 ATTE NTION ASSIS T
Se tting options #
Select Standard, SensitiveorOff.
Sugg esting are st area #
Select SuggestRes tArea. #
Activate0073 ordeacti vate thefunc tion 0053.
If AT TENTION ASSISTde tects fatig ue or
incr easing lack ofatt ention ,it sugg ests a
re st area inthevicinit y. #
Selec ta sugg estedre st area: youar egui‐
ded 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 158).
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. Dr
iving andparking16
5

Disp
laycont ent 1
Navig ation instructions
2 Current speed
3 Detected instructi ons and traf fic sig ns
4 Setspe edinthedr iver assis tance system
(e.g. cruise control)
When youre cei veacall, the0061 Incoming Call
messag ewill appear ontheHead-up Display.
In aud iomode, thest atio nnam eor trac kwill be
sho wntemp orarily when theaudio sourceis
being activelyoper ated. Sy
stem limit s
The visib ilityisinf luenc edbythefo llo wing condi‐
tion s:
R Seat position
R Imag eposit ionsetting
R Ambient light
R Wetro ad sur faces
R Obje ctsonthedispla yco ver
R Polar izat ion insung lasses
% Inextreme sunli ght, sectio nsofthedispla y
ma yappear washed out.Youcan correct this
by switc hingtheHead-up Displayof fand on
ag ain. Ad
jus tingthe Head-up Displ aysettings on
th eon-boa rdcom puter On-boar
dcom puter:
4 Head-up Disp. 1
Setting currently select ed
2 Digital spe edome ter
3 Traf fic Sign Assist
4 Navig ation displays
The follo wing canbeadjus tedfo rth eHead-up
Displa y:
R Position
R Bright ness 21
0
Instrument Displayand on-boar dcom puter

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 4). #
Ifnece ssary,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 6).
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 5).
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 170). 40
2
Dis play messa gesand warning/ indic ator lam ps

Dr
ive pr og ram dis pla y........... .................... 142
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem
AB S(An ti-loc kBr akin gSy stem) .............1 60
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 178
BA S(Br akeAssi stSystem) ............... ..... 160
Cameras. .............. ............................ .....1 58
EBD (electr onic brak efo rc edis tribu‐
tion )......... ..............................................1 62
ESP ®
Cr ossw indAssis t.......................... 161
Ov ervie w.... ....................................... ....1 59
Ra dar and ultrasonic sensors................ 158
Re sponsibili ty.......... .............................. 158
ST EER CONTR OL............... ....................162
Dr ivin gsy stem
DY NA MIC BODY CONTR OL.... ................ 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 AIRMA TIC
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
Dr iving tips
Dr ink ing and drivin g..............................1 36
Gene raldr ivin gtips .......................... .....1 36
No teson breaking-in ane wvehicle.... ...135
Op timized acceleration.......................... 135
Dr ow siness detection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Sus pens io<0051001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 188
Dyna micha nd ling cont rolsy stem
see ESP®
(Ele ctro nic Stabilit yPr og ram) DY
NA MIC SELECT
Conf iguring drive pr ogr am I.<0011001100110011001100110011001100110011001100110011001100110011
00110011> 143
Dis play ing engin edat a..........................1 43
Displ aying vehicle data.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 143
Dr ive pr og ram disp lay. <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 142
Dr ive pr og rams...... ................................ 141
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>141
Oper ating (DYN AMIC SELECTswitc h)....1 42
Selecti ngthedr ive pr ogr am.. ................1 42
Sho wing operationfe edbac k.................1 43 E
E1 0......... .....................................................371
Easy entryfe atur e
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 99
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 100
Easy exitfeatur e
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 99
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 100
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 162
ECO display
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>141 452
Index

Seat
beltwarning
see Seat belts
Seat belts
Ac tivati ng/d eactiv ating seat belt
ad jus tment ........... ...................................41
Ad jus ting theheight... ............................. 40
Cent errear seat (releasi ng).<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 39
Fa stening.. ............................................... 40
Re duced protect ion.. ...............................3 8
Re leasing .................................................4 1
Sea tbel tad jus tment (function) ............... 40
Wa rning lam p................................... ........ 41
Seat cover(C are)...... ............ ..................... 312
Seat heating
Ac tivati ng/d eactiv ating........... ................96
Se at ventilat ion
Ac tivati ng/d eactiv ating........... ................97
Second telephone
Conn ecting... .........................................2 59
Fe atur es................................................ 259
Select ingage ar
see Changing gears Select
orleve r
see DIRECT SELECTleve r
Self-t est
Au tomatic front pass engerfront air‐
bag shut off..... .........................................4 6
Sensor s(car e)............................................ 311
Ser vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 242
Se tting aspeed
see Cruise control
Se tting summ ertime.... ............................2 22
Se tting theda te form at....... ..................... 223
Se tting thedis tance unit.......................... 226
Se tting thema pscale
see Map
Shif tpa dd les
see Steer ing wheel paddle shifters Shif
ting gears
Gea rshif tre comme nda<0057004C00520051001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 146
Shor tmessag es
see Text mes sage s
Side airbag.. .................................................4 1
Side impact protection. ............................ 197
Side windo ws
Child safetyloc kin there ar
passe nger com partment. ........................ 63
Closin g....................................................7 6
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 79
Co nvenienc eclosing featur e...................7 9
Con venie nce openi ng<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......78
Opening... ................................................ 76
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 78
Pr oblem. .................................................. 79
Ro ller sunblin d.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 84
Size designation (tires) ............................. 350
Sliding sunroof
Au tomatic featur es..................................8 2
Closin g....................................................8 0
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 79
Ope <0051004C0051004A001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 80
Ope ning with theSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 78 Inde
x465