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444 Practical advice
Troubleshooting v
3
- Th
eyell ow ESP ®
warn ing
la mp , the red brake sys-
tem warning la mpand the
ye llow ABSwa rning lamp
ar elit wh ile the engine is
running. A warning signal
ad dition ally sou nds. G
Risk of accident
The electroni cbrake-powe rdistr ibution
fu nction (EBV )is ma lfun ctioning and PR E-
SA FE®
is theref ore un available. The brake
syste mcontinues to func tio nn orma lly, but
without electronic su pport. The wheels
co uld therefor elock ifyo ubr ak e ha rd,for
exam ple. 6
Drive on caref ully.
6 Visi t a qu alified specialist worksho pim-
me diat ely. v
- The
yellow ESP ®
warn ing
la mp an d the yell owABS
wa rning lamp are lit while
the engine isrunning. A
warning signa lad dition al-
ly so unds. G
Risk of accident
AB S,ESP ®
an d theref orealso PRE-SAFE ®
ha ve been deac tiva ted du eto ama lfun c-
ti on. Thebra king syst emremain sav ailable
with full brake boosting effe ct but without
AB S. 6
Drive on caref ully.
6 Visi t a qu alified specialist worksho pim-
me diat ely. Pr
ob lem Possi
blecaus e/cons eque nce Su
ggest edsolu tions 216_R
E_2006-12a.book Seit e444 Montag, 2. Oktob er2006 12:06 12
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445
Practical advice
Tr oubleshooting - Th
e yell owABS warning
la mp islit wh ile the en-
gi ne isrunn ing. G
Risk of accident
ABS is de activ ated due to ama lfunction.
BAS, ESP ®
, EBV and PRE-S AFE ®
are also
deac tiva ted as a conseq uence.
If the ABS control unitma lfun ctions, ther e
is also apossibili tyof mal func tions inothe r
syste ms,su ch asParktro nic* ,Dis troni c*,
Di stronic Pl us*, the navigation system*,
Pa rk Assist* andth eau tom atic tran sm is-
si on.
Th ebra kesyst emcontinue sto func tion
norm ally, but without electron ic support.
Th ewh eels co uld th erefo relock if yo u
brake hard, for ex ample. 6
Drive on carefully.
6 Observet he addit iona lmessages inthe
mult i-fu nc tion disp lay (
=page 405).
6 Visi ta qualifie dspecialist worksho pas
so on as pos sibl e. Pro
blem Possi
blecaus e/conseq uence Sugges
tedsoluti ons 216_R
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446 Practical advice
Troubleshooting Pr
ob lem Poss
ible cause /consequ ence Suggested
solutio ns l
* Th
e red dis tanc ewar n-
in g syst em lamp li ghts
up while the vehicl eis in
mot ion. G
Riskofacc ident
Th e dista nceto the vehicle in front is too
sho rtforth esp eed selected. 6
Incr ea se the dista nce. l
* Th
e red dis tanc ewar n-
in g syst em lamp li ghts
up while the vehicl eis in
mot ion.
You also hea ra war ning
si gn al. G
Riskofacc ident
You are approachi nga vehicle infront at
to ogreat a speed. 6
Beprepare dto brak eimmediat ely. G
Riskofacc ident
Distr onic*o r Distr onicPlus *ha s dete cted
a st at ionar yobs tacle in you rline oftra vel.
Th e syste mwillnot brak e the vehicle. 6
Beprepare dto brak eimmediat ely.
6 Payc areful attention to the tr affic situ a-
tion. It maybe neces sary to brak eor take
ev asive action. ! Th
e red indi cator lamp
fo r the electric parking
br ak eis flas hing and/ or
th eyel low wa rninglamp
fo r the electric parking
br ake is lit. G
Riskofacc ident
Th e electri cpa rking brake hasmal func-
tione dor isfaulty. 6
Observeth eaddi tional mes sage sin the
multi -fun ction dis play (
=page 422). 216_R
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447
Practical advice
Tr oubleshooting Pr
ob lem Possi
blecaus e/conseq uence Sugges
tedsoluti ons = Th
e red SR Swar ning
lamp li ghtsupwhile the
en gine isrunning. G
Risk of accident
Th eres trai nt syste ms ar emal func tioni ng.
Th eairbags orbelt tens ione rs ma y ei ther
be trigg ere d un inten tion ally or not atall in
th eeven tof an acc iden t. 6
Driv eon carefully toaqualified speci alist
work shop. 3 Th
e red brake system
wa rning lamp ligh tsup
wh ile th e en gine isrun-
ni ng .
Yo ualso hear a warning
si gn al. G
Risk of accident
Th ebra keflui dleve lis toolow. 6
Do not top up thebrake flui d un der any
ci rc um stan ces.Th iswillnot rectify the
malfunct ion.
! Donot dri veon under any circ umstances.
6 Consulta qua lifi ed spe cial ist wor ksho p.
6 Observet he addit iona lmessages inthe
mult i-fu nc tion disp lay (
=page 405). 216_R
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