parking brake MERCEDES-BENZ E-CLASS CABRIOLET 2018 Service Manual

Displaymessages
Possible causes/consequences and 0050Solutions
0049
(USA only)
0024
(Canada only)
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The yellow 0024 indicator lamp is lit. The elect ric park ing brake is malfunctioning.
To appl y:
00BBSwitch off the ignition and turn it back on.
00BBApply the electric parking brake manually.
If it is not possible toapply the electric parking brake:
00BBVisit a qualified specialist workshop.
00BBWhere necessar y,also safeguard the par kedve hicle against rolling away.
The yellow 0024 andthere d 0049 (USA only) or 0024(Canada only) indicator lamps are lit. The elect ric park ing
brake is malfunctioning.
To release:
00BBSwit choff the ignition and turn it back on.
00BBRe lease the electric parking brake manually.
or
00BBRe lease the electric parking brake automaticall y.
If it is still not possible torelease the electric parking brake:
00BBDo not continue driving under any circums tances. Consult a qualified specialist workshop.
The yellow 0024 indicator lamp is lit and there d0049 (USA only) or 0024(Canada only) indicator lamp is flashing.
The electric parking brake is malfunctioning.
The electric parking brake could not be applied or released.
402
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
00BBSwitch offthe ignition and turn it back on.
To appl y:
00BBRelease and then apply the electric parking brake manuall y.
To release:
00BBApply and then release the electric parking brake manuall y.
If th e electric parking brake cannot be applied orthere d0049 (USA only) or 0024(Canada only) indicator lamp
continues toflash:
00BBDo not continue driving under any circum stances. Consult a qualified specialist workshop.
00BBWhere necessar y,also safeguard the par kedve hicle against rolling away.
The yellow 0024 indicator lamp is on and there d0049 indicator lamp (USA only) or 0024(Canada only) indicator
lamp flashes for app roxima tely ten seconds af terth e electric parking brake has been applied or released. It then
re mains lit or goes out. The electric parking brake is malfunctioning.
If th e batte rycharge leve l is too lo w:
00BBChar gethe batter y.
To appl y:
00BBSwitch the ignition off.
The electric parking brake is applied automaticall y.
Displaymessage s andwarning/indicator lamps 403

Displaymessages
Possible causes/consequences and 0050Solutions
If th e electric parking brake should not be applied, e.g. when washing theve hicle in an automatic car wash or when
having theve hicle towe d, lea vethe ignition switched on. Do not do this when having theve hicle towe d with the
re ar axle raised.
If th e electric parking brake is not applied automatically:
00BBSwitch off the ignition and turn it back on.
00BBRe lease and then apply the electric parking brake manuall y.
If it is still not possible toapply the electric parking brake:
00BBVisit a qualified specialist workshop.
00BBWhere necessar y,also safeguard the par kedve hicle against rolling away.
To release:
00BBIfth e conditions for au tomatic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manuall y.
If it is still not possible torelease the electric parking brake:
00BBDo not continue driving under any circums tances. Consult a qualified specialist workshop.
404
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
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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.
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he transmission is malfunctioning. Reversege ar can no longe r be engaged.
00BBVisit a qualified specialist workshop.
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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.
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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.
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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

Instrument Display (standard)
Instrument Display intheWi descreen Co ck‐
pit
Prog ressive setting in theWi descreen Co ck‐
pit
If yo u select the progressive display setting in
ve hicles with a Widescreen Cockpit, the posi‐
tions of the indicator lamps on the Instrument
Display change.
Wa rning and indicator lamps:
0058 Low beam (
→page
111)
0060 Pa
rking lights (
→page 111)
0057 High beam (
→page
112)
003E003D Tu
rn signal light (
→page 112)
005E Re
ar fog lights (
→page 111) 00E9
Seat belt is not
fastened
(
→page 453)
0027 USA: brakes (red) (
→page
446)
004D Canada
: brakes (red) (
→page 446)
0025 ABS malfunction (
→page
446)
00CC AIR
BODY CONTROL malfunction
(
→page 453)
00E5 ESP
®(→page446)
00BB ESP
®OFF (→page 446)
0049 US
A: electric pa rking brake applied
(red) (
→page 446)
0024 Canada: electric parking brake
applied (red) (
→page
446)
0024 Electric pa
rking brake (yellow)
(
→page 446)
00CC St
eering assis tance malfunction
(
→pa ge 454)
003D Electrical
fault (
→page 455)
0075 Re
stra int sy stem (
→page 446)
00B9 Che
ckEngine (
→page 455)
444
Displaymessage s andwarning/indicator lamps

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0049
Red indicator lamp, elect ric
parking brake applied (USA
only)
0024
Re d indicator lamp, elect ric
parking brake applied (Can‐
ada only)
0024
Ye llow elect ric park ing
brake indicator lamp is mal‐
functioning The
red elect ric park ing brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking
brake malfunctions.
00BBObser vethe messages in the multifunction displa y.
Displaymessage s andwarning/indicator lamps 451

1,2, 3 ...
12 V sock et
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 22
360° Camer a............................................ 181
Assigning as a favo rite ......................... 183
Care .................................................... 327
Fu nction ............................................... 181
Selecting a view ................................... 183
A
A/C function Activating/deactivating (control
panel) .................................................. 125
Ac tivating/deactivating (multimedia
sy stem) ................................................ 125
ABS (Anti-lock Brake Sy stem) ................ 154
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .287
Setting ................................................. 286 Ac
oustic locking verification signal
Ac tivating/deactivating ......................... 58
Ac tive Blind Spot Assi st.......................... 193
Ac tivating/deactivating .......................1 95
Brake application ................................. 193
Fu nction .............................................. 193
Sy stem limitations .............................. .193
To wing a trailer .................................... 193
Ac tive Brake Assi st
Fu nction/no tes ................................... 156
Setting ................................................. 159
Ac tive Di stance Assist DI STRONIC........ 162
Ac tive Emergency Stop Assist .............1 70
Ac tive Lane Change Assi st.................. 169
Callin g up a speed .............................. .164
Fu nction .............................................. 162
Increasing/decreasing speed ..............1 64
Re quirements ...................................... 164
St eering wheel buttons ........................ 164
St oring a speed ... ................................
164
Sw

itching off/deacti vating .................. 164
Switching on/activating ...................... 164
Sy stem limitations .............................. .162
Ac tive Eme rgency Stop Assist ...............170 Ac
tive hood (pedestrian pr otection) ......315
Me thod of operation ............................3 15
Re setting ............................................. 315
Ac tive Lane Change Assi st
Fu nction .............................................. 169
Ac tive Lane Keeping Assist .................... 195
Fu nction .............................................. 195
Sensitivity (function/no tes) ................. 198
Setting the sensitivity .......................... 198
Switching on/off ................................. 197
Sy stem limitations .............................. .195
Ac tive Parking Assist .............................. 184
Cross Traf fic Alert ................................ 189
Drive AwayAssist ................................ 188
Exiting a pa rking space ........................ 186
Fu nction .............................................. 184
Pa rking ................................................ 185
Sy stem limitations .............................. .184
Ac tive Speed Limit Assi st....................... 192
Setting ................................................. 192
Ac tive Steering Assist ............................ .167
Ac tivating/deactivating .......................1
68
Ac ti

ve Emergency Stop Assist .............1 70
Ac tive Lane Change Assi st.................. 169
Index 461

DIRECT SELECT lever............................... 139
Engaging drive position ........................ 141
Engaging pa rkposition automatically .. 140
Engaging reve rsege ar ........................ .140
Fu nction .............................................. 139
Selecting pa rkposition ........................ 140
Shifting toneutral ................................ 140
Displa y
Car e.................................................... 32 9
Displa y(multimedi asy stem)
No tes .................................................. 223
Settings ............................................... 231
Display (on-board computer) Displa ysinthe multifunction display ... 202
Display content (Additional value range) ....................... 202
Display message ..................................... 395
Calling up (on-board compu ter) ........... 395
No tes .................................................. 395
Display messages 00AC ................................................... 424
0051 ................................................... 438
0083 ................................................... 437 0084
................................................... 438
00B2 ....................................................4 20
Ac tive Blind Spot Assi stCur rently
Un available See Operator's Manual .....4 17
Ac tive Blind Spot Assi stInoperative .....41
7
Ac ti

ve Blind Spot Asst. Not Available
When Towing a Trailer See Opera‐
to r's Manual ......................................... 417
Ac tive Brake Assi stFunctions Cur‐
re ntly Limited See Ope rator's Man‐
ual ....................................................... 408
Ac tive Brake Assi stFunctions Limi‐
te d See Operator's Manual .................. 408
Ac tive Dis tance Assist Currently
Un available See Operator's Manual .....4 19
Ac tive Dis tance Assist Inoperative .......419
Ac tive Dis tance Assist NowAvailable ...4 19
0049Ac tive Headlamps Inoperati ve..... 441
Ac tive Hood Malfunction See Opera‐
to r's Manual ........................................ 437 Ac
tive Lane Keeping Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual ........................................................ 416
Ac tive Lane Keeping Assist Cur rently
Un available See Operator's Manual .....4 15
Ac tive Lane Keeping Assist Inopera‐
tive ...................................................... .415
Ac tive Parking Assist and
PA RKTRONI CInoperati veSee Opera ‐
to r's Manual .........................................4 18
èAc tiveSteering Assist Cur rently
Un available See Operator's Manual .....4 19
èAc tiveSteering Assist Inopera‐
tive ...................................................... 420
Ad aptive Hig
hbeam A
ssist Camera
Vi ew Restricted See Ope rator's Man‐
ual ....................................................... 443
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual ....443
Index 469

0053Inoperative.................................. 405
00AFKe yNo tDe tected (white dis‐
play message )...................................... 431
00AFKe yNo tDe tected (red displ ay
message )............................................ .431
0075Left Side Cur tain Airbag Mal‐
function Service Required (e xample)..410
Let fresh air into theve hicle interior.
Air Conditioning Malf. Visit Wo rk‐
shop ....................................................4 36
¢ Lowe ring ..................................... 413
Malfunction Drive at Max. 50 mph.......4 15
0049Malfunction See Operator ’s
Manual ................................................ 442
0067 Malfunction Service Required .... 439
N Pe rm anently Active Risk of Rolling
Aw ay ................................................... 433
00AFObta in a NewKey........................ 43 0
00D9Of f.............................................. .419 Only Shift
to'P' when Vehicle is Sta‐
tionary ................................................ .433
0059 Open/Close Con vertible Top
Comple tely .......................................... 440
0049Pa rking Brake See Opera tor's
Manual ................................................ 402
00AFPlace theKe yin the Mar ked
Space See Opera tor's Manual .............432
0077Please Cor
rect Tire Pressure .......426
0049

Please Release Parking Brake ...... 401
PRE- SAFE Inopera tive See Opera‐
to r's Manual ........................................ 408
Ra dar Sensors Dirty See Operator's
Manual ........................................ 406, 407
006FRe ar Left Backrest Not
Latc hed (Example) ...............................4 38
00AFRe placeKeyBat tery .................... 430
Re versing Not Possible Service
Re quired .............................................. 434
003DSee Opera tor's Manual ............... 422 Service
Required Do Not Shift Gears
Vi sit Dealer .......................................... 433
0075SRS Malfunction Service
Re quired .............................................. 409
003DSt art Engine See Operator's
Manual ................................................ 422
0059 Start Engine See Operator's
Manual ................................................ 439
00CCSt eering Malfunction Drive
Carefully Service Required .................. 435
00CCSt eering Malfunction Inc reased
Ph ysical Ef fort See Opera tor's Man‐
ual ....................................................... 437
00CCSt eering Malfunction Stop
Immediately See Operator's Manual ... 436
St op Vehicle Lea veEng
ineRunning
Wa itTransmission Cooling .................. 434
003DSt opVehicle Lea veEngine Run‐
ning ..................................................... 423
Index 47
1

EBD (Electronic Brakeforc e Distribu‐
tion) ..................................................... 155
ESP
®(Electronic Stability Prog ram)
Crosswind Assist ................................. 155
Overview ............................................. 154
Ra dar sensors .....................................1 53
Re sponsibility ...................................... 153
ST EER CONTROL ................................. 155
Drivin gsy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assist DISTRONIC
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise cont rol
see Driving saf etysy stem
see HOLD function
see Parking Assist PARKTRONI C
see Rear view camera
see Traf fic Sign Assist Drivin
gtips
Drinking and drivin g............................ 134
Gene ral driving tips ............................ .134
No tes on breaking-in a new vehicle ..... 134
Dr ow siness de tection
see ATTENTION ASSIST
Dr ow siness warning
see ATTENTION ASSIST
DY NA MIC SELECT .................................... 138
Confi guring drive program I ................. 139
Displ aying en
gine data ........................
139
Displ aying vehicle data ........................ 139
Drive program display .......................... 138
Drive programs .................................... 138
Fu nction .............................................. 138
Operating (DYNAMIC SELECT switch) .............................................................1 38
Selecting the drive program ............... .138
E
E10 ............................................................ 388
Easy entry feature
Fu nction/no tes .....................................9 7
Setting ................................................... 98 Easy
exitfeature
Fu nction/no tes .....................................9 7
Setting ................................................... 98
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 155
ECO display Function .............................................. 137
Re setting ............................................. 206
ECO start/s top function ................. 136, 137
Au tomatic engine start ........................ 136
Au tomatic engine stop .........................1 36
Me thod of operation ............................1 36
Switching off/on ................................. 137
Electric pa rking brake .............150, 151, 152
Applying au tomatically ........................ 150
Applying or releasing manually ............ 152
Emergency braking .............................. 152
Re leasing automatically ...................... .151
Electrical fuses Before replacing a fuse ........................ 348
Electrical fuses see Fuses
Index 47
3