MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owner's Manual

Displaymessages
Possible causes/consequences and 0050Solutions
0077
:KHHO 6HQVRUV 0LVVLQJ*T
here is no signal from the tire pressure sensor of one or more tires. The pressure of the af fected tire is not dis‐
play ed.
00BBHave the defective tire pressure sensor replaced at a qualified specialist workshop.
7LUH 3UHVVXUH 0RQLWRU ,QRS
HUDWLYH 1R :KHHO 6HQVRUV *T
he wheels ins talled do not ha vesuitable tire pressure sensors. The tire pressure monitoring sy stem is deactivated.
00BBIns tall wheels with suitable tire pressure sensors.
7LUH 3UHVV 0RQLWRU ,QRSHUD
WLYH *T
he tire pressure monitoring sy stem is defective.
0071
WARNING Thereis arisk of an accident if the tire pressure monitoring sy stem is malfunctioning
If th e tire pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure loss
in one or more of the tires.
Und erinflated tires ma y,forex ample, impair the driving, steering and braking characteristics.
00BBHa ve the tire pressure monitoring sy stem checked at a qualified specialist workshop.
00BBVisit a qualified specialist workshop.
7LUHV 2YHUKHDWHG *A
t least one tire is overheating. The af fected tires are displ ayed in red. At temp eratures close tothe limit value, the
tires are displa yed in yello w.
00BBDrive more slow ly.
Displ aymessage s andwarning/indicator lamps 429

Displaymessages
Possible causes/consequences and 0050Solutions
7LUHV 2YHUKHDWHG 'HFUHDVH
6SHHG *A
t least one tire is overheating.
0071
WARNING Risk of an accident from driving wi thove rheated tires
Overheated tires may bur st, particularly at high speeds.
00BBRe duce speed so that the tires cool down.
00BBRe duce speed so that the tires cool down.
SmartK ey
Displaymessages
Possible causes/consequences and 0050Solutions
00AF
2EWDLQ D 1HZ .H\*T
he SmartK eyneeds tobe replaced.
00BBVisit a qualified specialist workshop.
00AF
5HSODFH .H\ %DWWHU\ *T
he SmartK eybattery is dischar ged.
00BBRe place the batter y.
430
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
00AF
.H\ 1RW 'HWHFWHG(white
display message) *T
he SmartK eyis cur rently und etected.
00BBChange the location of the SmartK eyintheve hicle.
00BBIfth e SmartK eyisstill not recognized, start the engine with the SmartK eyinthestow age compartment.
00AF
.H\ 1RW 'HWHFWHG (red dis‐
play message) *T
he SmartK eycannot be de tected and may no longer be in theve hicle.
The SmartK eyis no longer in theve hicle and youswit choff the engine:Ryo u can no longe rst art the engine.
Ryo u cannot centrally lock theve hicle.
00BBEnsure that the SmartK eyis in theve hicle.
If th e SmartK eydetection function has a malfunction due toast ro ng radio signal source:
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBPlace the SmartK eyinthestow age compartment forst arting the engine with the SmartK ey.
00AF
'RQ
W )RUJHW <RXU .H\ *A
warning tone also sounds. This message reminds youto take your SmartK eywith you when you lea vetheve hicle.
Display messages and warning/indicator lamps 431

Displaymessages
Possible causes/consequences and 0050Solutions
00AF
3ODFH WKH .H\ LQ WKH
0DUNHG 6SDFH 6HH 2SHUD
WRU
V 0DQXDO*T
he SmartK eydetection function is malfunctioning.
00BBChange the location of the SmartK eyintheve hicle.
00BBStart theve hicle with the SmartK eyinthestow age compartment.
Vehicle
Display messages
Possible causes/consequences and 0050Solutions
$SSO\ %UDNH WR 6KLIW IURP

3
*
Yo u ha veattem ptedto shift the transmission out of position 005Dand into ano ther transmission position.
00BBDepress the brake pedal.
7R 'HVHOHFW 3 RU 1
'HSUHVV %UDNH DQG 6WDUW
(QJLQH *
Yo u ha veattem ptedto shift the transmission out of position 005Dor005C into ano ther transmission position.
00BBDepress the brake pedal.
00BBSt art the engine.
'ULYHU
V 'RRU 2SHQ
7UDQVPLVVLRQ 1RW LQ 3 5LVN
RI 9HKLFOH 5ROOLQJ $ZD\ *
The driver&#39;s door is not fully closed and the transmission is in position 005E,005Cor005B.
00BBShift the transmission toposition 005Dwhen you park theve hicle.
432
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
1 3HUPDQHQWO\ $FWLYH 5LVN
RI 5ROOLQJ $ZD\ *
While theve hicle is rolling or while you are driving, the transmission has been shif tedto position 005C.
00BBDepress the brake pedal tostop and, when theve hicle is stationar y,shift the transmission toposition 005D.
00BBTocontinue your journe y,shift the transmission toposition 005Bor005E.
2QO\ 6KLIW WR
3
ZKHQ 9HKL
FOH LV 6WDWLRQDU\ *
The transmission can be shif tedto position 005Donly when theve hicle is stationar y.
6HUYLFH 5HTXLUHG 'R 1RW
6KLIW *HDUV 9LVLW 'HDOHU *T
he transmission is malfunctioning. The transmission position can no longer be shif ted.
00BBWhen the transmission is in position 005B, consult aqualified specialist workshop and do not shift the transmis‐
sion position.
00BBFo r all other transmission positions, park theve hicle safely.
00BBConsult a qualified specialist workshop or breakdown service.
0072
9HKLFOH 2SHUDWLRQDO 6ZLWFK
WKH ,JQLWLRQ 2II %HIRUH ([LW
LQJ *Y
ou are leaving theve hicle when it is in a ready-to-drive state.
00BBWhen you lea vetheve hicle, switch off the ignition and take the SmartK eywith you.
00BBIfyo udo not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 V
battery may dischar geand it will then be possible tostart theve hicle only using a donor battery (s tarting assis‐
ta nce).
Display message s andwarning/indicator lamps 433

Displaymessages
Possible causes/consequences and 0050Solutions
7UDQVPLVVLRQ 0DOIXQFWLRQ
6WRS *
The transmission is malfunctioning. The transmission shifts toposition 005Cautomaticall y.
00BBPullover and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBSwitch the transmission toposition 005D.
00BBConsult a qualified specialist workshop.
5HYHUVLQJ 1RW 3RVVLEOH
6HUYLFH 5HTXLUHG *T
he transmission is malfunctioning. Reversege ar can no longe r be engaged.
00BBVisit a qualified specialist workshop.
6WRS 9HKLFOH /HDYH (QJLQH
5XQQLQJ :DLW 7UDQVPLVVLRQ
&RROLQJ *T
he transmission is overheating. Pulling away may be temp orarily impaired or not possible.
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances.
00BBLea vethe engine running.
00BBWa it until the display message disappears before pulling away.
$X[LOLDU\ %DWWHU\ 0DOIXQF
WLRQ *T
he auxiliary batteryforth e transmission is no longer being charge d.
00BBVisit a qualified specialist workshop.
00BBUn tilthen, alw ays manually set the transmission toposition 005Dbefore youswit choff the engine.
00BBBefore leaving theve hicle, apply the electric parking brake.
$LU &RQGLWLRQLQJ 0DOIXQF
WLRQ 6HH 2SHUDWRU
V 0DQXDO *O
peration of the climate control sy stem is temp orarily restricted. Air flow and fresh air supply are set toautomatic
mode.
00BBHa ve the climate control sy stem checked at a qualified specialist workshop.
434
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
7R (QJDJH 7UDQVPLVV 3RVL
WLRQ 5 )LUVW 'HSUHVV WKH
%UDNH *
Yo u ha veattem ptedto shift the transmission out of position 005Band into transmission position 005E.
00BBDepressthe brake pedal.
00BBSwitch the transmission toposition 005E.
006F
Example:)URQW /HIW 6HDW
%DFNUHVW 1RW /RFNHG *T
he seat backrest of the cor responding front seat is not engaged.
00BBPush the seat backrest back until it engages.
00CC
6WHHULQJ 0DOIXQFWLRQ 'ULYH
&DUHIXOO\ 6HUYLFH 5HTXLUHG *T
he po wer assi stance forth esteering is malfunctioning. You may need touse more forc eto steer.
00BBDrive on carefull y.
00BBVisit a qualified specialist workshop.
Display messages and warning/indicator lamps 435

Displaymessages
Possible causes/consequences and 0050Solutions
/HW IUHVK DLU LQWR WKH YHKL
FOH LQWHULRU $LU &RQGLWLRQ
LQJ 0DOI 9LVLW :RUNVKRS *T
he climate contro l system is malfunctioning.
0071
WARNING Risk of injury and accident due toan insuf ficient supply of fresh air
If th e climate control sy stem is malfunctioning, carbon dioxide le vels may inc rease in theve hicle interior.
Breathing in carbon dioxide may cause dizziness.
00BBOpen the window toensure that there is a suf ficient supply of fresh ai r.
00BBOpenthe window toensure that there is an adequate supply of fresh air.
00BBConsult a qualified specialist workshop immediatel y.
00CC
6WHHULQJ 0DOIXQFWLRQ 6WRS
,PPHGLDWHO\ 6HH 2SHUD
WRU
V 0DQXDO *T
hesteering is malfunctioning. Steering capability is considerably impaired.
0071
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle&#39;s operating saf etyis jeopardized.
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances.
00BBConsult a qualified specialist workshop.
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances.
00BBConsult a qualified specialist workshop.
436
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
00CC
6WHHULQJ 0DOIXQFWLRQ
,QFUHDVHG 3K\VLFDO (IIRUW
6HH 2SHUDWRU
V 0DQXDO*T
he po wer assi stance forth esteering is malfunctioning.
0071
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely,yo uwill need touse more forc eto steer.
00BBIf safe steering is possible, drive on carefully.
00BBVi sit or consult a qualified specialist workshop immediatel y.
00BBIf safesteering is possible, drive on carefully.
00BBVi sit or consult a qualified specialist workshop immediatel y.
$FWLYH +RRG 0DOIXQFWLRQ
6HH 2SHUDWRU
V 0DQXDO *T
he active hood (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered.
00BBVi sit a qualified specialist workshop.
0083
*T he hood is open.
0071
WARNING Risk of accident if the engine hood is unlatched while driving
An unloc ked engine hood may open up when theve hicle is in motion and block your vie w.
00BBNever unlatch the engine hood while driving.
00BBBefore every trip, ensure that the engine hood is latched.
00BBPull over and stop theve hicle safely as soon as possible.
00BBClose the hood.
Display messages and warning/indicator lamps 437

Displaymessages
Possible causes/consequences and 0050Solutions
0051
*At least one door is open.
00BBClose all doors.
0084
*The trunk lid is open.
0071
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if the trunk lid is open when the engine is running, especially if theve hicle is in motion.
00BBAlw ays switch off the engine before opening the trunk lid.
00BBNe ver drive with the trunk lid open.
00BBClose the trunk lid.
006F
5HDU /HIW %DFNUHVW 1RW
/DWFKHG (Example) *T
he cor responding seat backrest of there ar bench seat is not engaged.
00BBFoldthe cor responding seat backrest back until it engages.
438
Display messages and warning/indicator lamps