2020 MERCEDES-BENZ GLS SUV warning light

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
or #
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page48 1). #
Mak esur eth at theair supply tothera diat orisno tim pair ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea.
00B9 En gine diagnosis warning
lam p The
yello wChec kEn gine warning lam pis lit while theengine isrunning .
*A malfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceed edand theengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p The
redelect rical mal functi onwarning lam pis lit.
*T her eis amalfunction intheelectr ics. #
Obser vethemessag eson themultifunc tiondispla y. 626
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam plight sup while drivin g.
*Ther ehas been pressur eloss inthefuel system. Thefuel filler cap isno tclos edcor rectly orthefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Visit aqu alif ied spec ialistwo rkshop.
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam pis lit while theengine isrunning .
*T he fuel supply hasdropped intoth ere ser verang e. #
Refuel . Displ
aymessa gesand warning/ indic ator lam ps 62
7

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Notethemessag eson themultifunc tiondispla y. #
Con sult aqu alif ied spec ialistwo rkshop. Dr
iving systems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
L Wa rning lam pfo rdis tance
wa rning func tion The
reddis tan cewarning lam plight sup while theve hicle isin mo tion.
*T he distance totheve hicle infront istoosmall forth espeed selected.
If th er eis an additional warning tone, youar eappr oachingan obs tacle attoohigh aspeed. #
Beprepar edtobrak eimmediat ely. #
Incr ease thedis tance.
Fu nctio nof ActiveBr ak eAssi st(/ pag e225).
ä Suspens ionwarning lam p The
yello wAIRMA TIC/E -ACTIV EBO DY CONTR OLwarning lam pis lit.
*A malfu nction hasoccur redwit hAIRMA TIC/E-ACTIV EBO DY CONTR OL. #
Notethemessag eson themultifunc tiondispla y. 630
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions &
WARNIN GThe reisarisk ofskidding ifEBD orABS ismalfunctioning
If EBD orABS ismalfunctioning, thewheels mayloc kwhen braking.
The steer ing capability andbraking charact eristic sar eth us severely im pair ed.The brakin gdis tance inan eme r‐
ge ncy braki ng situa tioncan increase. Inadditio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. #
Drive on car efully . #
Notethemessag eson themultifunc tiondispla y. #
Visit aqu alif ied spec ialistwo rkshop.
00E5 ESP ®
wa rning lam pflashes The
yello wES P®
wa rning lam pflashes whiletheve hicle isin mo tion.
*O neormor ewh eelsha sre ac hed itsgrip limit (/page220). #
Adaptyo ur drivin gst yle to suit thero ad and weather condition s.
00E5 ES P®
wa rning lam plight s
up The
yello wES P®
wa rning lam pis lit while theengine isrunning .
* ESP ®
is mal func tioning .
Ot her drivi ng systems anddriving safetysy stems mayalso bemalfunct ioning. 632
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam plight s
up The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) islit.
*The tirepr essur emon itor ing system has detected tirepr ess urelos sin at leas tone ofthetir es. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
Ti re pressur esthat areto olow pose thefo llo wing hazar ds:
R The tires ma ybur st,especiall yas theload andvehicle speed increase.
R The tires ma ywe arexc essiv elyand/or unevenly, whic hma ygr eatl yim pair tiretract ion.
R The drivin gch aract eristic s,as wellas steer ing and braking, maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ure. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle, paying attention toroad and traffic condi tions. #
Checkth etir epr essur eand thetir es. Displa
ymessag esand warning/ indic ator lam ps 635

Head-up
Display...... .................................313
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ................ .................. ..... 313
Ad jus ting thebr ightn ess(on-boar d
com puter) ............... ........................ ..... 313
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>314
Menu (on-boar dcom puter) .................. 313
Oper ating thememor yfunc tion ........... 122
Se tting theposition (on-boar dcom‐
put er) ................................................... 313
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 315
Headlin er(car e)...... .................................492
Heating see Climat econtr ol
High beam
Switc hingon/of f...... ........................ ... 156
HIGH RANGE
Shif ting .......................................... ...... 205
High-be amflasher ................................... 156
High-be amheadlam ps
Ad aptiveHig hbeam Assis t...................1 58
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 248 HOLD
functio n...... ................................... 249
Fu nctio n/no tes ................................... 249
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 249
Home screen (media display)
Ov ervie w ...... .................................... ... 336
Hood Opening/clo sing.................................. 477
Ho tspo t
Se tting up(Wi-Fi) .................................373 I
Iden tificat ionplate
Engi ne............. .................................... 552
Re frig er ant .......................................... 560
Ve hicle ............................................. ... 552
Ignition Switc hingon(Start/S topbutt on) ........ 181
Ignit ionkey
see Smar tKey
Imm obiliz er................................................ 97
Indi catorlam ps
see Warning/ indic ator lam ps Individ
ualdrive pr og ram
Con figur ing .......................................... 198
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 198
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS
Ins trument cluster
see Instrument Display
Ins trument clusterlighti ng............. .......307
In stru men tDi spl ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 301
Ad jus ting thelighting ........................... 307
Fu nctio n/no tes ................................... 301
Ins trument cluster ..... ............................ 10
Wa rning/ indic ator lam ps.....................6 21
Int ellig entLight System
Ad aptiveHig hbeam Assis t...................1 58
Cor nering light function .......................158
Int erior ligh ting........................................ 160
Ambi entlighti ng<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .............160
Re adin glight ........................................ 160
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 160
Swi tch-of fdel aytim e........... ................161 65
4
Inde x

Int
erior motion sensor
Ac tivati ng/d eactiv ating ........... ............100
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 99
In te rm edia tedes tina tion
Ca lcu lating aro utewit hint ermed iate
des tinatio ns........................................ 395
En tering <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>394
Mod ifying <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>394
St artin gan aut omat icga sst atio n
sear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 396
St artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 397
In te rn et
Callin gup awe bpag e.........................4 50
Cl osing thebr ows er........................ ....4 53
Dele tingabookma rk<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 453
Dele tinghistory <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 453
Ma nag ingboo kmar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 453
In te rn et connect ion
Comm unicationmodul efun ction .... .... 449
Con nection status ...............................4 50
Displ aying thecon nect ionstatus ........ 450
Es tablishing .................................... .....4 50
Inf ormatio n....... ....... ............................ 449
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ............449 Ioniz
ation
Ac tivati ng/d eactiv ating (mu ltimed ia
sy stem) .......................................... ...... 175
iPhone ®
see Apple CarPla y®
see Mercedes- BenzLink J
Jac k
St or ag elocation ..................................5 37
Jum p-startconne ction ............................5 03
Gene ralno tes ...................................... 501 K
KEY LESS-GO
Loc king theve hicle ................................ 74
Pr oblem .................................................7 6
Un loc kin gse tting ............................ ...... 70
Un loc kin gth eve hicle ............................. 74
Kic kdow n.................................................2 03
Using ...................................................203
Kne eairbag ................................................ 42 L
Labe ling(tir es)
see Tire labeling
Lam p
see Interior light ing
Lam ps(Ins trum ent Displa y)
see Warning/ indic ator lam ps
Lane detection (automatic )
se eAc tiveLa ne Keeping Assist
Lane Keeping Assist
see ActiveLa ne Keeping Assist
Languag e.................................................. 375
No tes ................................................... 375
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 376
LA TC H-type (ISOFI X)child seat secur‐
ing system
In stallin g................................................ 58
Leg rest
At tach ing/ remo ving theadditional
cushion ................................................ 107
Le velcontr olsystem
see AIRMA TIC
see E-AC TIVE BODY CONTR OL Inde
x655

Decl
arati on ofconf ormity (wirel ess
ve hicle component s)........................ ..... 27
EQ boost............ ................................... 25
Inf orma tion............ ........................ ........25
Ope ratin gsy stem
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ................................. 23
Oper ator's Manual (digital) ......................2 0
Op timiz edacceler ation........................... 185
Ac tivati ng ........... ................................. 185
Ov erhead controlpanel
Ov ervie w .................. ........................ ...... 12 P
Pa int code ................................................ 552
Pa intw ork(cleaning instructions) .........4 87
Pa nel heating
Se tting .................. ........................... ....1 18
Pa nic alar m............... ................................. 70
Ac tivati ng/d eactiv ating ........... ..............70 Pa
nor amic roof
Ad jus ting thero ller sunblin d.......... ........ 96
Opera tingth ero ller sunblin d.......... .......9 5
Pa nor amic sliding sunroof
see Sliding sunroof
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............200
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 200
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
00110011> 269
Ac tivati ng ........... ................................. 273
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 274
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>269
Pr ob lems <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>271
Sid eim pa ct protect ion ..................... ... 272
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 273
Sy stem limit ations ........................... ....2 69
Pa rking assis tance systems
see ActivePa rking Assist Pa
rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 217
Pa rking light s...........................................1 55
Pa rking options
see Parking service
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 168
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 69
Pa rking service ........................................ 417
No tes ................................................... 417
Sel ecting parking option s.................... 417
Sho wing apa rking option onthe
map ..................................................... 418
PA RK TRONI C
Ma lfunction <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............271
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 524 662
Inde x