MERCEDES-BENZ G-CLASS 2020 Owner's Manual

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0077 Wheel Sensor(s) Missing *T
her eis no signal from thetir epr essur esensor ofone ormor ewheels. Nopressur eva lue isdispla yedfo rth eaf fec‐
te dtir e. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop.
0077 Check Tires *T
hetirepr essur ein one ormor etir es has dropped significantl y.The wheel position isdispla yed. &
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 inaccor dance withth etra ffic con dition s. #
Chec kth etir epr essur e(/ page385) andthetir es. Displa
ymessag esand warning/ indic ator lam ps 459

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0077 Please Correct TirePres-
sure *T
hetirepr essur eis toolow in at leas tone ofthetir es, orthedif fere nce intirepr ess urebe twee nth eindividual
wheels istoogr eat. #
Chec kth etir epr essur eand add air,if neces sary. #
When thetir epr essur eis cor rect, restar tth etir epr essur emonit or(/ page390).
0077 Warning TireMalfunct ion *T
hetirepr essur ein one ormor etir es has dropped suddenly .The wheel position isdispla yed. &
WARNIN GRisk ofan acci dent from drivi ng with aflat tire
Flat tires aredang erous inthefo llo wing ways:
R The tires can overheat and cause afire .
R The driving charact eristic s,as wellas steer ing and braking, maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Donotdr ive wit haflat tire. #
Obse rveth eno teson flat tires. No
teson flat tires (/ page37 0). #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir es. 460
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tires Overheated *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. #
Drive mor eslow ly.
Decre aseSpe ed *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. &
WARNIN GRisk ofan acci dent from drivi ng with ove rheat edtires
Ov erheat edtires ma ybur st,par ticular lyat high speeds. #
Reduce speed sothat thetir es cool down. #
Reduce speed sothat thetir es cool down. Smar
tKey Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Obtain aNew Key *T
heSmar tKey nee dstobe replaced. #
Visit aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 46
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Replace KeyBattery *T
heSmar tKey batt eryis disc harged. #
Replace thebatt ery(/ page66).
Á Key NotDetected (whit e
displa ymessag e) *T
heSmar tKey iscur rentl yund etect ed. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Ifth eSmar tKey isstill no tre cogni zed,place itin themar kedspace forst ar tin gwit hth eSmar tKey
( / pag e13 0).
Á Key NotDetected (red dis‐
pla ymessa ge) *T
heSmar tKey canno tbe detected and mayno long erbe intheve hicle.
The Smar tKey isno long erintheve hicle andyouswit choffth eengine:
R Youcan nolongerst ar tth eengine.
R Youcan notcen trall yloc kth eve hicle. #
Ensur eth at theSmar tKey isin theve hicle.
If th eSmar tKey detection functi onhasa mal functi ondueto ast ro ng radio signal source: #
Pull overand stop theve hicle safely assoon aspossible inaccor dance withth etra ffic con dition s. #
Place theSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e13 0). 46
2
Dis play messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Place theKey inthe
Marked SpaceSeeOpera-
tor's Manual *S
mar tKey detection ismal functi oning. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Place theSmar tKey intheslo tfo rst ar tin gth eengine withth eSmar tKey (/ pag e13 0).
Á Don't ForgetYour Key *A
warning tone willal so sou nd. Thismes sage reminds youto take your Sm artK ey wit hyo uwhen youlea vethe
ve hicle. Ve
hicl e Dis
playmessag es
Possible causes/conseq uencesand0050 0050
Solutions
0072 Vehicle ReadytoDrive
Switc hthe Ignit ionOff
Before Exiting *Y
ouarelea ving theve hicle when itis in are ady -to- dr ive st at e. #
When youlea vetheve hicle, switchof fth eignition ,secur eth eve hicle agains tro lling away and taketh eSmar t‐
Ke ywit hyo u. #
Ifyo udo notlea vetheve hicle, switchof fth eelectr icalconsumer s,e.g. theseat heating. Other wise, the12 V
batt eryma ydisc hargeand itwill then be possible tostar tth eve hicle onlywit hth eaid ofasecon dbatt ery
(s ta rting assis tance) . Disp
lay mes sage sand warning/ indic ator lam ps 463

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Ù St eering Malfunct ion
Inc reased Physical Effort
See Operator' sManual *T
hepowe rassi stanc efo rth esteer ing ismalfunct ioning. &
WARNIN GRisk ofan acci dent dueto altered steer ing charact eristic s
If th epo we rassi stanc eof thesteer ing fails par tiall yor com pletely,yo uwill need touse morefo rc eto steer . #
Ifsaf esteer ing ispossible, drive on car efully . #
Visit orconsult aqu alif ied spec ialistwo rkshop immediat ely. #
Ifsaf esteer ing ispossible, drive on car efully . #
Visit orconsult aqu alif ied spec ialistwo rkshop immediat ely.
Ù
Steer ingMalfunction Stop
Imme diate lySee Opera-
tor's Manua l *T
hesteer ing ismalfunct ioning.Steer ing capability iscon sider ablyim pair ed. &
WARNIN GRisk ofacci dent ifsteer ing capability isim pair ed
If th esteer ing does notfunc tion asintended, theve hicle's operating safetyis jeopar dized. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
Do notcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Pull overand stop theve hicle safely assoon aspossible inaccor dance withth etra ffic con dition s.Do notcon ‐
tin ue drivin gunder anycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. 46
4
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0051 *A
tle as tone door isop en. #
Close alldo ors.
0066 *T
hehood isopen. &
WARNIN GRisk ofacci dent ifth eengine hoodisunlatc hedwhile driving
An unloc kedengin ehood mayopen upwhen theve hicle isin mo tion andblockyo ur vie w. #
Neverunla tchth eengine hoodwhile driving. #
Beforeev erytrip, ensur eth at theengine hoodislatc hed. #
Stop theve hicle immediat ely,pa ying attention toroad and traf fic condi tions. #
Close thehood.
LOW RANGE Malfunct ion *T
hereis atransf ercase malfunction. #
Donotshif tth etra nsf ercase. #
Use theelectr icpar king brak eto secur eth eve hicle agains tro lling away. #
Visit aqu alif ied spec ialistwo rkshop.
LOW RANGE Malfunction
To Park, Apply Brake *T
hetransf ercase ismalfunctionin g. #
Donotshif tth etra nsf ercase. Displa
ymessag esand warning/ indic ator lam ps 465

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Use theelectr icpar king brak eto secur eth eve hicle agains tro lling away. #
Visit aqu alif ied spec ialistwo rkshop.
LOW RANGE StopApply
Parking Brake *T
hetransf ercase ismalfunctionin g. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. #
Apply theelectr icpar king brak e. #
Wher eneces sary,also secureth eve hicle agains tro lling away. #
Eng ageth epar kposition 005D.
LOW RANGE Max.Speed 6
mph *T
hemaximum speedforch ang inggear of6mp h(1 0 km/h) hasbeen exceeded. #
Drive mor eslo wly. #
Repeat thege ar chang e.
LOW RANGEMax .Spe ed
12 mph *T
hemaximum speedforch ang inggear of12 mp h(20 km/h) hasbeen exceeded. #
Drive mor eslo wly. #
Repeat thege ar chang e.
LOW RANGEMax .Spe ed
25 mph *T
hemaximum speedforch ang inggear of25 mph(40 km/h) hasbeen exceeded. #
Drive mor eslo wly. #
Repeat thege ar chang e. 466
Displaymes sagesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
LOW RANGE Max.Speed
40 mph *T
hemaximum speedforch ang inggear of40 mph(70 km/h) hasbeen exceeded. #
Drive mor eslo wly. #
Repeat thege ar chang e.
LOW RANGEShifting Can-
cel ed Please Reactivate *T
hetransf ercase didnotper form thege ar chang e. #
Repeat thege ar chang e. #
Ensur eall shif tingcon dition sar eme t(/ page14 9).
LO WRA NG EShi ftto Posi-
tio nN Bri efly *O
neormor eshi fting con dition swe renotme t. #
Eng ageneu tral 005C. #
Repeat thege ar chang e.
LOW RANGEDiseng age Dif-
fer ent ialLoc ks *O
neormor eshi fting con dition swe renotme t. #
The differ ent ialloc ksmus tbe dise ngaged toenable theHIGH RANGE on-road posit iontobe select ed. #
Repeat thege ar chang e.
Gearbo xPro tection Limit
18 mph Disable LOW
RAN GE *T
heoiltemp eratur ein thetra nsf ercase istoohigh. #
Intheon- road posit ion,shif tto HIGH RANG E.
Desert DriveProgramAct.
ESP Unava ilab leSee Opera-
tor's Manu al *
ABS andESP®
arere strict ed intheDeser tdr ive pr ogr am.
Ot her driving anddriving safetysy stems mayalso beuna vailable. Disp
lay mess ages and warning/ indic ator lam ps 46
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
The brak esy stem continues tooper atenor mall y.The braking distance inan eme rgency braking situation can
incr ease. &
WARNIN GRisk ofskid ding ifABS andESP®
arere strict ed
If ABS andESP®
arere strict ed, thewheels couldlockwhen braking andESP®
cann otper form vehicle stabiliz a‐
tio n.
The steer ing capability andbraking charact eristic sar eth us severely im pa ired .Th ebr akin 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. #
Activateth eDeser tdr ive pr og ram onl ywhen driving onsand. #
Deactiv ateth eDeser tdr ive pr ogr am immediat elyaf te rdr iving onsand. #
Drive on car eful ly. #
Activateth eDeser tdr ive pr og ram onl ywhen driving onsand. #
Deactiv ateth eDeser tdr ive pr ogr am immediat elyaf te rdr iving onsand.
Differential LockEngaged
ABS andESP Unavai lable *
ABS andESP®
areno tav ailable whenthedif fere ntia llo ck sar eswitc hedon.
Ot her driving anddriving safetysy stems mayalso beuna vailable.
The brak esy stem continues tooper atenor mally .The braking distance inan eme rgency braki ng situa tioncan
incr ease. 46
8
Disp lay mes sage sand warning/ indic ator lam ps