Page 449 of 510
DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
* NO NO
TE TE
Possible enginedamag eif yo ucontinue driving #
Donotcontinue driving under anycir cumst ances. #
Consult aqu ali/ ed spec ialist wo rkshop. #
Stop immediat elyin accor dance withth etra1c conditions andswitc ho. theve hicle. #
Con sult aquali/ed specialistwo rkshop.
003D
Stop VehicleSee Opera-
tor's Manua l *T
he12 Vbatt eryis no longerbeing charge dand thecondition ofcharge istoolow.
* N N
O O
TE TE
Possible enginedamag eif yo ucontinue driving #
Donotcontinue driving under anycir cumst ances. #
Consult aqu ali/e dsp ec ial ist wo rkshop. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Switc ho. theve hicle. #
Con sult aquali/ed specialistwo rkshop. Displ
aymessag esand warning/in dicatorlam ps
447 447
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DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
003D
Stop Vehicl eLeave Engine
Ru nning *T
he12 Vbatt erych arge leve lis toolow. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Leavetheve hicle running #
Ifth edispla ymessag edisappear s:drive on. #
Ifth edispla ymessag edoes notdisappear :consult aqua li/ed specialist workshop.
00D7 48 VBatte rySee Opera-
tor's Manua l *T
he48 Von- boar delect rical system has function restr iction s.
Co mfortfun ctions ma ybe restr icte d. #
Visit aqu ali/ed special istwo rkshop immed iately.
00D9
Please WaitCharging 48V
Batt ery… *T
he48 Vbatt eryis disc harged. Youha ve switc hedontheve hicle while the12 Vbatt erywa sbein gch arge dwit ha
suit able charge ror while another vehicle waspr ov iding star ting assist ance.
The discharged48 Vbatt eryis ch arge daut omaticall yvia thevo ltag econ verter .ATer afew minut es,theEngine Can
Now BeStarted displaymessag ewill besho wnontheinst rument displa y. #
Startth eve hicle. #
Drive th eve hicle fora while tocharge the12 Vbatt eryand the48 Vbatt eryaTer disconnecting thech arge rfr om
th eve hicle.
If th eEngine CanNow BeStarted displaymessag edoes notappear aTerafew minut es: 448448
Displa
ymessag esand warning/in dicatorlam ps
Page 451 of 510

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Tryto star tth eve hicle. #
Ifth eve hicle does notst ar t,consu ltaqu ali/ed special istwo rkshop.
Ca nnot Start Engine See
Ope rator'sManua l *T
hestat eof charge ofthe48 Vbatt eryis toolow. Youcan nolong erstar tth eve hicle. #
Switcho. elect rical consume rsthat areno tre qu ired. #
Connect asuit able charge rappr ovedfo rMer cedes-Benz withsu1cien tch arge output tothejum p-st artconnection
point ofthe12 Vbatt ery(/ page341).
The 48Vbatt eryis ch arge dvia thevo ltag econ verter intheve hicle.
Engine CanNow BeStarte d
*The48 Vbatt eryhas been charge daut omaticall yvia thevo ltag econ verter . #
Startth eve hicle anddrive fo ra while tocharge the12 Vbatt eryand the48 Vbatt ery. TT
ir ir
e pr e
pr essur essur
emonit e
monit or or
DisplaDispla
ymessa g y
messa ges P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solutions Solutions
Tire Press. Monitor Cur-
rently Unavaila ble *T
her eis int erfere nce from apo we rful radio signal sourceAs are sult ,no sign alsfrom thetir epr essur esensor sar e
being receiv ed.The tirepr essur emonit oring system istemp orarily una vailable.
The tirepr essur emonit oring system will restar tau tomaticall yas soon asthecause hasbeen recti/ed. #
Drive on.
Tir ePres s.Moni torInope ra-
tive *T
hetirepr essur emoni toring system isma lfunct ioning . Dis
playmes sage sand warning/in dicatorlam ps
449 449
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DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons &
W W
ARNIN G ARNIN
GTher eis arisk ofan acciden tif th etir epr essur emonit oring system ismalfunctionin g
The tirepr essur emonit oring system canno tissue awa rning ifth er eis pressur eloss inone ormor eof thetir es.
Ti re swit hinsu1cie nttirepr essur ema yim pair thedr iving charact eristics aswellas steer ing and braking. #
Have thetir epr essur emonit oring system checkedat aqu ali/ed special istwo rkshop. Ti
re Pre ssu reMoni torInop -
era tive NoWhe elSenso rs *T
hewheels installed donotha ve suit able tirepr essur esenso rs.The tirepr ess uremonit oring system isdeac tivated. #
Inst allwhe elswithsuit able tirepr ess uresens ors.
0077 Wheel Sensor(s) Missing *T
her eis no sign alfrom thetir epr essur esensor ofone ormor ewheels. Nopressur eva lue isdispla yedfo rth ea.ect ed
tir e. #
Have thefa ulty tirepr essur esensor replaced ataqu ali/ed special istwo rkshop.
0077 Ch eck Tires *T
hetirepr essur ein one ormor etir es has dropped signi/cantl y.
The wheel pos itionis dis pla yed. Awa rning tone willals osou nd. &
W W
ARNI NG ARNI
NGRisk ofan accid ent due toinsu1c ienttirepr essur e
R The tires can burst.
R The tires can wearexcessiv elyand/ orune venly.
R The driving charact eristics aswellas thesteer ing and braking maybe greatl yim pair ed. 450450
Displa
ymessag esand warning/in dicatorlam ps
Page 453 of 510

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Yo ucould then lose contr olof theve hicle. #
Obser vethere commen dedtirepr essur es. #
Adjust thetir epr essur eif necessar y. #
Stop theve hicle inaccor dance withth etra1c conditions. #
Chec kth etir epr essur e(/ page352) andthetir es.
0077 Plea seCorrect TirePres-
sure *T
hetirepr essur eis toolow in at least oneofthetir es, orthedi.er ence intirepr essur ebe tween theindividual wheels
is toogr eat. #
Chec kth etir epr essur eand add air,if necessar y. #
When thetir epr essur eis cor rect, restar tth etir epr essur emonit or(/ page357).
0077
Warning TireMalfu nction *T
hetirepr essur ein one ormor etir es has dropped suddenly. The wheel pos itionwil lbe displa yed. &
W W
ARNIN G ARNIN
GRisk ofan accident from driving witha0at tire
R The tires can overheat and bedamag ed.
R The driving charact eristics aswellas thesteer ing and braking charact eristics maybe greatl yim pair ed.
Yo ucould then lose contr olof theve hicle. #
Donotdr ive wit ha0at tire. Displ
aymessag esand warning/in dicatorlam ps
451 451
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DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Donotex ceed themaximum permissible driving distance inemer gency mod eand themaximum permissible
speed witha0at MOExt ended tire. #
Obser vetheno teson 0at tires. No
tesin theev ent ofa0at tire(/ page332). #
Stop theve hicle inaccor dance withth etra1c conditions. #
Chec kth etir es.
Tires Overheated
*Atleast onetireis ove rheating. Thea.ect edtires aredispla yedin red. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. &
W W
ARNI NG ARNI
NGRisk ofan accid ent from driving withove rheat edtires
Ov erheat edtires can burst. #
Reduce speed sothat thetir es cool down. Decrease
Speed
*Atleast onetireis ove rheating. Thea.ect edtires aredispla yedin red. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. &
W W
ARNI NG ARNI
NGRisk ofan accid ent from driving withove rheat edtires
Ov erheat edtires can burst. #
Reduce speed sothat thetir es cool down. 452452
Displa
ymessag esand warning/in dicatorlam ps
Page 455 of 510

TT
ir ir
e pr e
pr essur essur
eloss w e
loss war ar
ning syst ning
system em
DisplaDispla
ymessa g y
messa ges P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solutions Solutions
Check TirePressure Soon
*Canada only:
The tirepr ess urelos swa rning system has detected asigni/can tloss ofpressur e. &
W W
AR NIN G AR
NIN GRisk ofan acciden tdue toinsu1c ienttirepr essur e
R The tires can burst.
R The tires can wearexcessiv elyand/ orune venly.
R The driving charact eristics aswellas thesteer ing and braking maybe greatl yim pair ed.
Yo ucould then lose contr olof theve hicle. #
Obser vethere commen dedtirepr essur es. #
Adjust thetir epr essur eif necessar y. #
Stop theve hicle inaccor dance withth etra1c conditions. #
Chec kth etir epr essur e(/ page352) andthetir es. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page357).
Check TirePressure Then
Restart RunFlatIndicator *C
anada only:
The tirepr ess urelos swa rning system gener ated adis pla ymes sage and hasnotbeen restar tedsince. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page357). Displa
ymessa gesand warning/in dicatorlam ps
453 453
Page 456 of 510

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Ru nFlat Indicator Inopera-
tive *C
anada only:
The tirepr ess urelos swa rning system ismalfunctioning. #
Consult aqua li/ed specia listworkshop. Eng
ineoil Eng
ineoil Displ
a Displ
ay messag y
messag es P es
Possible causes/ conseq ossible
causes/ consequen ces and uen
ces and 0050 0050
Sol utions Sol
utions
00B3
Ch eck Engine OilLeve l
(Add 1qu art) *T
heeng ineoilleve lhas dropped totheminimum leve l.
* N NO O
TE TE
Engine damagecaused bydriving withinsu1cien tengin eoil #
Avoid long journeys wit hinsu1cient engineoil. #
When next refuel ing, add1.1 USqt(1l)of engi neoil(/ page 318).
No teson eng ineoil(/ page392).
00B3
Engine OilReduce Oil Leve l *T
heeng ineoilleve lis toohigh.
* N NO O
TE TE
Engin edamag ecaused bydriving withex cess engineoil #
Avoid long journeys wit hex cess engineoil. #
Consu ltaquali/ed specialistwo rkshop immed iatelyand have theengine oilleve lre duced. 454454
Displa
ymessag esand warning/in dicatorlam ps