steering MERCEDES-BENZ E-CLASS SALOON 2015 Manual Online

Important safety notes
The tyr
epressur ewarning system does not
warn you of an incorrectl yset tyr epressure.
Observ ethe note sont herecommended tyre
pressur e(Ypage 420).
The tyr epressur eloss warning does not
replace th eneedtor egularly chec kthe tyre
pressures. An eve nloss of pressur eonsev-
eral tyres at th esame time canno tbedetec-
te dbyt hetyrep ressur eloss warning system.
The tyr epressur emonitor is no table to warn
you of asudde nloss of pressure, e.g. if the
tyr eisp enetrated by aforeign object. In the
event of asudde nloss of pressure, brin gthe
vehicl etoah alt by braking carefully. Avoid
abrup tsteering manoeuvres.
The function of th etyrep ressur eloss warning
system is limited or delayed if:
R snow chains are fitte dtoyour vehicle's
tyres.
R road condition sare wintry.
R you are driving on san dorgravel.
R you adopt averys port ydriving style (cor-
nerin gath igh speeds or driving wit hhigh
rates of acceleration).
R you are towin gaveryh eav yorl argetrailer.
R you are driving wit haheavyload (in the
vehicl eoront heroof).
Restarting th etyrep ressure loss warn-
ing system Restart th
etyrep ressur eloss warning system
if you have:
R changed th etyrep ressure
R changed th ewheels or tyres
R fitte dnew wheels or tyres
X Befor erestarting ,makes ure that th etyre
pressures are set properly on all four tyres
for th erespective operating conditions.
The recommended tyr epressures can be
foun dint hetyrep ressur etable on th efuel
filler flap.
The tyr epressur eloss warning system can
only giv ereliable warning sifyou have set th
ec orrect tyrep ressure. If an incorrect
tyr ep ressur eisset,the se incorrec tvalues
will be monitored.
X Observ ethe note sint hesection on tyre
pressures (Y page 420).
X Mak esure that th ekeyis in position 2in the
ignition loc k(Ypage 179).
X Press the =or; buttononthesteer-
ing whee ltos elect the Serv.
Serv. menu.
X Press the 9or: buttononthesteer-
ing whee ltos elect the Tyrep ressure
Tyr ep ressure
menu.
X Press the abutton.
The Run Fla tIndicator active
Run Fla tIndicator active
Restart Restart with
withOK
OKmessage appear sinthe
multifunction display.
If you wish to confirm th erestart:
X Press the abutton.
The Tyrep ress. now OK?
Tyr ep ress. now OK? message
appear sinthemultifunction display.
X Press the 9or: buttontos elect
Yes
Yes .
X Press the abutton.
The Run Fla tIndicator restarted
Run Fla tIndicator restarted
message appear sinthemultifunction dis-
play.
Afte rateach-in period, th etyrep ressure
loss warning system will monitor th eset
tyr ep ressures of all four tyres.
If you wish to cance lthe restart:
X Press the %button.
or
X When the Tyre
Tyre press. press. now
now OK?
OK?message
appears, press the 9or: buttonto
select Cancel
Cancel .
X Press the abutton.
The tyr epressur evalue sstoredatt helast
restar twill continue to be monitored. 422
Tyre pressureWheels and ty
res

Tyre pressure monitor
General notes If
at yrep ressure monitor system is fitted, the
vehicle's wheels have sensor sfitte dthat
monitor the tyr epressures in al lfou rtyres.
The tyr epressure monitor warns yo uifthe
pressure drops in one or mor eofthe tyres.
The tyr epressure monitor onl yfun ctions if
the corresponding sensor sarefitte dtoa ll
wheels.
Informatio nontyrep ressures is shown in the
multifunctio ndisplay .After afew minute sof
driving ,the current tyr epressure of each tyre
is shown in the Service
Service menu of the multi-
functio ndisplay ,see illustratio n(example). Example: Saloon
,current tyr epressure display
For furthe rinformatio nondisplaying this
message ,refer to the "Checking the tyr epres-
sure electronically" sectio n(Ypage 424).
Important safety notes It is the driver's responsibility to set the tyre
pressure to the recommende
dcoldt yrep res-
sure suitabl efor the operating situation
(Y page 420). Note tha tthe correct tyr epres-
sure for the current operating situatio nmust
first be taught-i ntothe tyr epressure monitor.
If ther eisas ubstantial loss of pressure, the
warnin gthreshold for the warnin gmessage is
aligned to the reference values taught-in.
Restart the tyr epressure monitor after
adjusting to the col dtyrep ressure
(Y page 424). The current pressures are
saved as new reference values. Thi swill
ensur ethataw arnin gm essage will only
appear if the tyr epressure drops significantly.
The tyr epressure monitor does not warn you
of an incorrectly set tyr epressure. Observe the note
sonthe recommende dtyrep ressure
(Y page 420).
The tyr epressure monitor is not able to warn
yo uofas uddenlossofp ressure, e.g .ifthe
tyr eisp enetrated by aforeign object. In the
event of asudde nlossofp ressure, bring the
vehicl etoah altbyb raking carefully. Avoid
abrupt steering manoeuvres.
The tyr epressure monitor ha sayelloww arn-
ing lamp in the instrument cluster for indicat- ing apressure loss or malfunction. Depending
on how the warning lamp flashe sorlights up,
at yrep ressure tha tist oo lo woram alfunc-
tio nint he tyr epressure monitor is indicated:
R if the warnin glam pisl itcontinuously ,the
tyr ep ressure on one or mor etyres is sig-
nificantl ytoo low. The tyr epressure moni-
tor is not malfunctioning.
R if the warnin glam pflashe sfor around a
minute and the nremains li tconstantly, the
tyr ep ressure monitor is malfunctioning.
In additio ntothe warning lamp, amessage
appear sinthe multifunctio ndisplay .Obser ve
the informatio nondisplay messages
(Y page 322).
It ma ytake up to ten minute sfor am alfunc-
tio noft he tyr epressure monitor to be indi-
cated. Amalfunctio nwillbei ndicated by the
tyr ep ressure warnin glam pflashing for
approximately one minute and the nremain-
ing lit. When the faul thas been rectified, the
tyr ep ressure warning lamp goes ou tafter you
have driven for afew minutes.
The tyr epressure values indicated by the on-
boar dcompute rmaydiffe rfromt hos em eas-
ured at afilling statio nusing apressure
gauge. The tyr epressures shown by the on-
boar dcompute rrefer to thos emeasured at
se al evel.Ath igha ltitudes, the tyr epressure
values indicated by apressure gaug eare
highe rtha nt hos eshown by the on-board
computer. In thi scase, do not reduce the tyre
pressures.
The operatio nofthe tyr epressure monitor
can be affecte dbyinterference fro mradio
transmitting equipment (e.g. radi ohead- Tyre pressure
423Wheelsand tyres Z