warning light MERCEDES-BENZ E-CLASS CABRIOLET 2018 Repair Manual

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00E5
ESP®warning lamp lights
up The
yellow ESP
®wa rning lamp is lit while the engine is running.
ESP
®is malfunctioning.
Other driving and driving safe ty systems may also be malfunctioning.
0071
WARNING Risk of skidding if ESP®is malfunctioning
If ESP
®is malfunctioning, ESP®cannot car ryout vehicle stabilization. In addition, other driving saf etysy stems are
switched off.
00BBDrive on carefull y.
00BBHave ESP®checked at a qualified specialist workshop.
00BBDrive on carefully.
00BBObser vethe messages in the multifunction displa y.
00BBConsult aqualified specialist workshop.
Display messages and warning/indicator lamps 44
9

Seat belts
Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0076
Seat beltwarning lamp
lights up Af
terth e engine is star ted, there d seat belt warning lamp lights up for six seconds.
In addition, an acou stic wa rning tone may sound.
The seat belt warning lamp reminds the driver and front passenger tofast entheir seat belts.00BBFa sten your seat belt.
If yo u ha veplaced objects on the front passenger seat, the seat belt warning lamp may remain lit.
0076
Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermitte ntwa rning tone sounds.
The driver or front passenger has not fastened their seat belt while theve hicle is in motion.00BBFa sten your seat belt.
There are objects on the front passenger seat.
00BBRe mo vethe objects from the front passenger seat.
Driving sy stems
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
00CC
Suspensionwarning lamp The
yellow AIR BODY CONTROL warning lamp is on.
AIR BODY CONTROL is faulty.00BBObser vethe messages on the multifunction displa y.
Displaymessage s andwarning/indicator lamps 453

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00BA
Distance warning lamp The
red dis tancewarning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obs tacle at too high a speed.00BBBe prepared tobrake immediatel y.
00BBIncreasethe dis tance.
Ac tive Brake Assi st.
Ve hicle
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
00CC
Powe rst eering sy stem
wa rning lamp The
red po werst eering sy stem warning lamp is lit while the engine is running.
The po werst eering assis tance or thesteering itself is malfunctioning.0071
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle'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.
00BBObser vethe messages in the multifunction displa y.
454
Display messages and warning/indicator lamps

Engine
Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00B9
Engine diagnosiswarning
lamp The
yellow Check Engine warning lamp is lit while the engine is running.
A malfunction has occurr ed inthe engine, theex haust sy stem or the fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode.
In some states, legal requ irements stipulate that you must immediately consult a qualified specialist workshop as soon
as theye llow Check Engine warning lamp lights up.
00BBHa ve theve hicle checked as soon as possible at a qualified specialist workshop.
003D
Electrical malfunction warn‐
ing lamp The
red electri calfault warning lamp is lit.
There is a fault inthe electrics.00BBObser vethe messages in the multifunction displa y.
00B6
Fuelreser vewarning lamp The
yellow fuel reser ve wa rning lamp lights up while driving.
There has been pressure loss in the fuel sy stem. The fuel filler cap is not closed cor rectly or the fuel sy stem is leaking.00BBClose the fuel filler cap.
If th e fuel filler cap has already been closed cor rectly:
00BBVisit a qualified specialist workshop.
Display messages and warning/indicator lamps 455

Tire s
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
0077
Tire pressure monitoring
sy stem warning lamp lights
up The
yellow tire pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
The tire pressure monitoring sy stem has de tected tire pressure loss in at least one of the tires.0071
WARNING Risk of an accident due toinsuf ficient tire pressure
Ti re pressures that are too low pose thefo llowing hazards:
RThe tires may bur st, especially as the load and vehicle speed increase.
RThe tires may wearexc essively and/or une venly, which may greatly impair tire traction.
RThe driving characteristics, as well as steering and braking, may be greatly impaired.
Yo u could then lose control of theve hicle.
00BBObser vethere commended tire pressure.
00BBAd just the tire pressure if necessar y.
00BBStop theve hicle, paying attention toroad and traf fic conditions.
00BBCheck the tire pressure and the tires.
Display messages and warning/indicator lamps 459

Electronics.............................................. .383
Emer gency
Overview of the help functions .............. 16
Saf etyve st .......................................... 332
Eme rgency braking ................................ .152
Emer gency call sy stem
Mercedes-Benz mbrace
®(USA) .......... .283
Emer gency engine start ......................... 348
Emer gency operation mode
St arting theve hicle ............................. 132
Emer gency release
Tr unk lid(from ins ide)............................ 70
Emer gency Tensioning Devices
Ac tivation .............................................. 32
ENE RGIZING comfort
Overview of programs ........................ .243
St arting the prog ram ........................... 244
Energy consum ption
SmartK ey............................................... 58
Engine ECO start/ stop function ......................1 36
Engine number ....................................3 85Ju
mp -sta rting ...................................... 340
St arting (eme rgency operation
mode) .................................................. 132
St arting (Remo teOnline) ..................... 133
St arting (s tart/s top button) .................1 32
Switching off (s tart/s top button) ........ 145
Engine data Displaying ........................ ....................
139
Engine hood Opening/closing .................................. 315
Engine number ........................................ 385
Engine oil .................................................. 318
Ad ditives .............................................3 89
Capacity .............................................. 390
Che cking the oil le vel using the oil
dipstick ................................................ 318
MB-F reigabe or MB-Appr oval .............. .390
Quality ................................................. 390
To pping up .......................................... .318
ESP
®
Crosswind Assist ................................ .155
ESP
®(Electronic Stability Prog ram)
Ac tivating/deactivating .......................1 55Exterior lighting
Care .................................................... 327
Ex terior lighting
see Lights
External device Locking .............................................. .236
Eyeglasses co mpartment ....................... 101
F
Fa tigue warning
see ATTENTION ASSIST
Fa ult message
see Display message
Favo rite s
Ad ding .................................................2 27
Callin g up ............................................ 227
De leting .............................................. .228
Moving ................................................ 228
Overview ............................................. 227
Re naming ............................................ 228
Flacon Insert ing/removing ............................. 127
47 4
Index

Glide mode............................................... 142
Glo vebox
Air vent ................................................ 129
Locking/unlocking ...............................1 01
H
Handbrake see Electric parking brake
Handling characteristics (unusual) ....... 352
HANDS-FREE ACCESS ................................ 69
Haza rdwa rning lights ............................ .113
Head air bag .............................................. 38
Head le vel heating (AIRSCARF) ................94
Head restra int .......................................... .89
Fr ont (adjusting manually) ..................... 89
Re ar passenger compartment
(removing/ins talling) ............................ .91
Head-up Display ...................................... 209
Ad justing brightness (on-board com‐
pu ter) .................................................. 209
Ad justing display elements (on-board
compu ter) ............................................ 209
Fu nction ............................................... 210 Menu (on-board computer) .................. 209
Setting
the position (on-board com‐
puter) .................................................. 209
Switching on/off ................................. .211
Using the memory function .................. .98
Heating see Climate control
High-beam flasher ................................... 112
High-beam headlamps Activating/deactivating ........................ 112
Ad aptive Highbeam Assist .................. .114
Hill start assist ........................................ 170
HOLD function ......................................... 170
Ac tivating/dea ctiva
ting .......................1
70
Fu nction/no tes ................................... 170
Hood Function (active hood) ......................... 315
Re setting (active hood) ........................ 315
Hooking the luggage net ........................ 104
Hotspot Setting up (Wi-Fi) ................................. 235
I
Identification plate Engine .................................................3 85
Re frigerant .......................................... 392
Ve hicle ................................................ 385
Ignition Switching on (S tart/S top button) ........ 131
Ignition key
see SmartK ey
Immobilizer ................................................ 83
Indicator lamp see Warning/indicator lamps
Individual drive prog ram
Confi guring .......................................... 139
Selecting ............................................. 138
Instrument clus ter
see Instrument Display
see Warning/indicator lamps
Instrument Display .................................. 199
Ad justing the lighting .......................... 203
Fu nction/no tes ................................... 199
Overview ............................................. 199
Overview (s tanda rd) ................................ 8
47 6
Index

Overview (Widescreen) ............................8
Warning/indicator lamps .................... 443
Instrument lighting .................................203
Intelligent Light Sy stem
Cornering light function ...................... .113
Interior lighting ........................................ 115
Ambient lighting ................................... 116
Setting ................................................. 115
Switch-off del aytime ........................... 116
Interior lighting see Inte rior lighting
see Lighting
see Lights
Intermediate destination Calculating a route with intermediate
destinations ........................................ 250
Editing ................................................ .250
Entering ............................................... 249
St arting an automatic gasst ation
sear ch................................................. 249
St arting the automatic service sta‐
tion sear ch.......................................... 254
In tern et
Del eting a bookmark .......................... .290 Deleting br
owser data ........................ .290
Managing bookmark s .......................... 290
Internet connection Canceling permission .......................... 287
Connection status .............................. .288
Display ingthe connection status ........ 288
Edit
ing access data ............................ .287
Es tablishing ........................................ .288
Mobile phone de tails .......................... .288
Re strictions ......................................... 285
Setting access data ............................. 286
Setting up (Blue tooth
®) ...................... .286
Switching Blue tooth®profile (DUN/
PA N) .................................................... 287
Vi a Blue tooth
®..................................... 286
Vi aWi -Fi .............................................. 285
In tern etradio
Calling up ............................................ 291
Deleting stations ................................ .291
Logging in ............................................ 292
Logging out .........................................2 92
Overview .............................................. 291
Saving stations .................................... 291
Selecting and connecting toast ation
............................................................ .291 Selecting
stre am ................................ .292
Setting options ....................................2 92
Te rm s of use ........................................2 92
Ionization ..................................................1 27
iPhone
®
see Apple CarPlay™
J
Jack Storage location ................................... 376
Jump-start connection ............................340
Jump-starting see Ju mp-star t connection
K
KEYLESS-GO Locking theve hicle ................................ 62
Problem .................................................6 3
Un locking setting .................................. 58
Un locking theve hicle ............................6 2
Kickd own.................................................1 42
Using ................................................... 142
Knee air bag .............................................. .38
Index 47
7

L
Labeling (tires) see Tire labeling
Laden ........................................................ 102
St ow age space under the trunk floor ... 104
Ti e-down eyes ...................................... 102
Lamp see Inte rior lighting
Lamp (Instrument Display) see Warning/indicator lamps
Lane Keeping Assist
see Active Lane Keeping Assist
Language Notes ................................................... 237
Setting .................................................2 37
LA TC H-type (ISOFIX) child seat
attachment
Installing ................................................ 52
No tes ..................................................... 50
Le vel control sy stem
see AIR BODY CONTROL
Light switch Overview .............................................. 111Lighting
.................................................... .115
Lighting see Lights
Lights ................................................ .111,11 5
Ad aptive Highbeam Assist .................. .114
Ad justing the instrument lighting ........ 203
Au tomatic driving lights ....................... 112
Combination switch............................. 112
Corne ring light function ....................... 113
Hazard warning lights ...
.......................
113
High-beam flasher ................................ 112
High-beam headla mps .........................1 12
Light switch .......................................... 111
Low beam ............................................. 111
Pa rking lights ...................................... .111
Re ar fog light ........................................1 12
Re sponsibility for lighting sy stems ...... .111
Setting the sur round lighting .. ..............115
St anding lights .................................... .111
Tu rn signals .......................................... 112
Limited Warranty
Ve hicle .................................................. 26
Live Traf fic Information
Displaying subscri ption information .... .261 Displ
aying the tra ffic map .................... 261
Displaying traf fic incidents .................. 262
Extending a subscription ...................... 261
Issuing hazard alerts ........................... 263
Load index (ti res) .................................... 368
Load-bearing capacity (tires) ................. 368
Loading Bag hook ............................................. 103
Definitions ........................................... 370
No tes ..................................................... 99
Loading guidelines .................................... 99
Loading information table ......................360
L

oads Securing ................................................ 99
Locator lighting Activating/deactivating .......................1 15
Locking/unlocking .................................... 62
KEYLESS-GO .......................................... 62
Low beam Swit ching on/off .................................. 111
Lu bricant additives
see Additives
478
Index

Overview ............................................. 298
Settings ............................................... 299
VIN ............................................................ 385
Identification plate .............................. 385
Seat ..................................................... 385
Wi ndshield ........................................... 385
Vi sibility
Defrosting the windo ws....................... 126
Vo ice command types (Voice Control
Sy stem) .................................................... .213
Vo ice Control Sy stem .............................. 212
Application specific voice commands .. 213
Au dible help functions .........................2 14
Entering numbe rs................................ 214
Global voice commands ...................... .213
Impr oving speech quality .................... .214
Langua gesetting ................................. 214
Media pla yervo ice commands ............ 220
Message voice commands .................. 220
Multifunction steering wheel (operat‐
ing) ...................................................... 212
Na vigation voice commands ................ 216
Operable functions .............................. 213
Operating saf ety .................................. 21
2 R
a
dio voice commands ........................ 219
Switch voice commands ...................... 214
Te lephone voice controls .................... .218
Te xt message voice commands .......... .220
Ty pes of voice commands .................... 213
Ve hicle voice commands .................... .221
Vo ice prom pting .................................. .213
W
Wa rning lamp
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning/indicator lamp
0025ABS warning lamp ...................... .448
0027Brake warning lamp (USA) .......... .446
004DBrakes warning lamp (Canada) .... 446
00ACCoolant warning lamp ................ .457
00BADis tance warning lamp ................ 454
003DElect rical malfunction warning
lamp .................................................... 455
00B9Engine diagnosis warning lamp .. .455 00BBESP
®OFF
warning lamp .............. 450
00E5ESP®wa rning lamp flashes ........ .448
00E5ESP®wa rning lamp lights up ...... .449
00B6Fu elreser vewarning lamp .. 455, 456
00CCPo werst eering sy stem warning
lamp .................................................... 454
0024Re d indicator lamp, electri c
parking brake applied (Canada only) .... 451
0049Re d indicator lamp, electri c
parking brake applied (USA only) ........ .451
0075Re stra int sy stem warning lamp .. .452
0076Seat belt warning lamp flashes .. .453
0076Seat belt warning lamp lights
up .................................. ...
................... 453
00CCSuspension warning lamp .......... .453
0077Ti repressure monitoring sys‐
te m wa rning lamp flashes .................. .460
0077Ti repressure monitoring sys‐
te m wa rning lamp lights up ................ .459
494
Index