2018 MERCEDES-BENZ E-CLASS COUPE air condition

Vehicle
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
Ð
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.&
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf etyis jeopardized.
#Pull 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.
#Consult a qualified specialist workshop.
#Obser vethe messages in the multifunction displa y.
Displaymessage s andwarning/indicator lamps 44
1

Warning/indicator lamp
Possible causes/consequences and MSolutions
?
Coolantwarning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes are:RThe temp erature sensor is malfunctioning
RThe coolant le vel is too low
RThe air supply tothera diator is obstructed
RThe radiator fan is de fective
If th ere is an additional warning tone, the coolant temp erature has exceeded 248 °F (120 °C).
&
WARNING Danger of burn s when opening the hood
If yo u open the hood when the engine has overheated or during a fire inthe engine compartment, you could come
into contact with hot gases or other escaping operating fluids.
#Before opening the hood, allow the engine tocool down.
#Intheeve nt of a fire inthe engine compartment, keep the hood closed and call thefire service.
#Pull over and stop theve hicle safely and switch off the engine, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances.
#Obser vethe messages in the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale:
#Consult a qualified specialist workshop.
444
Displaymessage s andwarning/indicator lamps

Tire s
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
h
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.&
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.
#Obser vethere commended tire pressure.
#Ad just the tire pressure if necessar y.
#Stop theve hicle, paying attention toroad and traf fic conditions.
#Check the tire pressure and the tires.
44 6
Displ aymessage s andwarning/indicator lamps

Adjusting treble, mid and bass
Burmes ter®high-end 3D sur round
sound sy stem ...................................... 307
ADS PLUS damping sy stem
see AIR BODY CONTROL
Af ter-sales service center
see ASS YST PLUS
Air bag Activation .............................................. 31
AIR BODY CONT ROL................................ 173
Setting ................................................. 174
Suspension .......................................... 173
Air conditioning sy stem
see Climate control
Air distribution ........................................ .121
Air freshener sy stem
see Fragrance sy stem
Air suspension see AIR BODY CONTROL
Air vents ................................................... 125
Ad justing (front) .................................. 125
Ad justing (rear passenger compart‐
ment) ................................................... 126 Glo
vebox .............................................1 26
Air vents
see Air vents
Ai r-re circulation mode ............................ 124
Airbag Front airbag ...........................................3 7
Ins tallation locations ............................ .37
Knee airbag ........................................... 37
Overview ............................................... 37
Pr otection ............................................. .38
Re duced pr otection ...... .....
...................
.39
Side airbag ............................................ 37
Wi ndow airbag ....................................... 37
Airflow ................ ...................................... 121
Alarm see Panic alarm
Alarm sy stem
see Pr otection against theft
Alternative route
see Route
Amb ient lighting ...................................... 113
Android Auto ............................................ 274
Connecting a mobile phone .................275 Ending .................................................
275
Overview ..............................................2 74
Sound settings ..................................... 275
Tr ans ferred vehicle data ......................2 76
Animals Pets in theve hicle ................................. 54
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-theft alarm sy stem
Pr otection against theft ........................ .78
Anti-theft pr otection
Deactivating the alarm (A TA) ................ .79
Immobilizer ............................................ 78
Anticipat ory occupant pr otection .....4 4, 45
Apple CarPlay™ ....................................... 273
Connecting an iPhone
®........................ 274
Ending ..................................................2 74
Overview ............................................. 273
Sound settings ..................................... 274
Tr ans ferred ve
hicle data ......................2 76
Ash

t ra y
Fr ont center console ........................... 102
Re ar passenger compartment ............ .102
Index 44
9

Active Lane Keeping Assist Inopera‐
tive ...................................................... 404
Ad aptive Highbeam Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual .......................................................4 29
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual .....4 28
Ad aptive Highbeam Assist Inopera‐
tive ...................................................... 428
Air Conditioning Malfunction See
Operator's Manual ...............................422
Apply Brake toShift from 'P' ............... 420
ÀAT TENTION ASSIST Inoperative ... 401
ÀAT TENTION ASSIS T:Take a
Break! .................................................. 401
bAu toLamp Function Inoperati ve
............................................................. 428
Au xilia ryBattery Malfunction .............. 422
Blind Spot Assist Currently Una vaila‐
ble See Opera tor's Manual .................. 405 Blind Spot Assist Inoperative
............... 406
Blind Spot Assist Not Available When
To wing a Trailer See Operator's Man‐
ual ...................................................... .406
$Che ckBrake Fluid Le vel.............. 394
Check Coolant Le vel See Operator's
Manual ................................................ .410
4Check Engine Oil AtNext Refu‐
eling ....................................
.................413
h

Check Tire s ..................................4 15
¥Check Washer Fluid .................... 426
ÉCompressor Is Cooling ................403
?Coolant Too Hot Stop Vehicle
Tu rn Engine Off .................................... 411
Cr uise Control Inoperative ...................4 10
Cruise Control Off ................................ 410
!Cur rently Una vailable See Oper‐
ator's Manual ...................................... 386
÷Cur rently Una vailable See Oper‐
ator's Manual ...................................... 387 Dis
tance Pilot Cu rrent ly Un available
See Operator's Manual ........................ 409
Dis tance Pilot Inoperati ve................... 409
Dis tance Pilot Now Available .............. .408
ÂDon't Forget Your Key.................. 419
ÉDrive More Slowly ....................... 403
Driver's Door Open & Transmission
No t in P Risk of Vehicle Rolling Away .. 420
bExample: Check Left Low
Beam .................................................. 427
6Fr ont Left Malfunction Service
Re quired (Example) ............................ .398
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................3 99
Fr ont Passenger Airbag Enabled See
Operator's Manual ..............................
.400
8

Fu el Le vel Low ............................ .414
8Gas Cap Loose .............................414
!Inoperative See Operator's
Manual ................................................3 85
456
Index

÷Inoperative See Operator's
Manual................................................ 388
TInoperative See Operator's
Manual ................................................ 389
GInoperative .................................. 394
ÂKe yNo tDe tected (red displ ay
message )............................................ .419
ÂKe yNo tDe tected (white dis‐
play message )...................................... 419
6Left Side Cur tain Airbag Mal‐
function Service Required (Example) ...3 98
Let fresh air into theve hicle interior.
Air Conditioning Malf. Visit Wo rk‐
shop ....................................................4 23
É Lowe ring ..................................... 401
ÉMalfunction See Ope rator's
Manual ................................................ 403
bMalfunction See Operator ’s
Manual ................................................ 427 N
Pe rm anently Active Risk of Rolling
Aw ay .................................................... 421
ÂObta in a NewKey........................ 418
ëOff ............................................... 408
Only Shift to'P' when Vehicle is Sta‐
tionary ................................................ .421
FPa rking Brake See Opera tor's
Manual ................................................ 391
Pa rking Pilot and PAR
KTRONI CInop‐
erativ eSe eOperator' sManual ............ 40 7
Pa rking Pilot Maneuvering Assis‐
ta nce Restricted See Ope rator's
Manual ................................................ 407
Pa rking Pilot Parking Can‐
celed (Example) .................................. .407
ÂPlace theKe yin the Mar ked
Space See Opera tor's Manual .............420
hPlease Cor rect Tire Pressure .......414
FPlease Release Parking Brake .....3 90 PRE-SAFE Inoperative See Opera‐
to
r's Manual ........................................ 395
Ra dar Sensors Dirty See Operator's
Manual ................................................ 396
_Re ar Left Backrest Not
Latc hed (Example) ...............................4 26
ÂRe placeKeyBat tery ..................... 418
Re versing Not Possible Service
Re quired .............................................. 422
#See Opera tor's Manual ................4 12
Service Required Do Not Shift Gears
Vi sit Dealer .......................................... 421
6SRS Malfunction Service
Re quired .............................................. 397
#St art Engine See Operator's
Manual ................................................ .413
ÐSt eerin
g Malfunction Drive
Carefully Service Required .................. 423
Index 457

Switching audiofadeout on/off .......... 254
Switching on/off ................................ .254
Switching on/off du ring a phone call .. 254
Na vigation messages
On-board computer .............................. 211
Ne arField Communication (NFC) .......... 267
Connecting the mobile phone tothe
multimedia sy stem .............................. 267
Switching Blue tooth
®audio equip‐
ment .................................................... 298
Swit ching mobile phones .................... .267
Ne utral
Selecting ............................................. 137
NFC see Near Field Communication (NFC)
No ise
Wheels and tires .................................. 342
Note s on breaking-in a new vehicle .......1 31
O
Occupant saf ety ................ 30, 32, 40, 44, 45
Airbags .................................................. 37
Pe ts in theve hicle ................................. 54Occupant saf
ety
see Child seat
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer ................................. 215
Assist ancegraphic menu .................... 209
Displaying the service due date ........... 308
Media menu ......................................... 213
Menu designs ...................................... 215
Menus .................................................2 06
Multifunction display ........................... 208
Na vigation sy stem menu ..................... .211
Operating ............................................ 206
Ra dio menu .......................................... 213
Service menu ...................................... 209
Te lephone menu .................................. 214
Tr ip menu ............................................ .210
On-board computer see Computer
see Operating sy stem
On-board diagnostics inter face
see Diagno stics connection On-board
electronics
No tes ................................................... 372
Tw o-w ayradios .................................... 372
On-boar d elect
ronics
see Elect ronics
Opening the trunk lid using your foot ..... 66
Opera tingfluids
Ad ditives (fuel) .................................... .378
Brake fluid .......................................... .379
Coolant (engine) .................................. 379
Engine oil ............................................. 378
Fu el (gasoline) .................................... .377
No tes ................................................... 376
Re frigerant (air conditioning sy stem) ... 381
Wi ndshield washer fluid ...................... 380
Ope rating saf ety
Declaration of conformity (wireless
ve hicle components) ............................. 23
Information ............................................ 22
Operating sy stem .................................... 206
Operator's Manual Vehicle equipment ................................. 20
Operator's Manual (digital) .......................18
468
Index

Todisplay radio text ............................. 301
Vo ice commands (Voice Cont rol Sys‐
te m) ..................................................... 224
Ra dio station list
Calling up ............................................ 300
Ra dio stations
Dial (on-boa rdcompute r) ..................... 213
Ra in closing function
Sliding sunroof ...................................... .76
Ra nge
Displaying ............................................ 210
Re ading lamp
see Interior lighting
Re ar fog light .......................................... .109
Re ar seat
see Seat
Re ar view camera ....................................1 79
Assigning as a favo rite ......................... 184
Care .................................................... .318
Fu nction .............................................. 179
Re ar window
Ro ller sun blind ...................................... 69
Re ar window heater ................................ 121 Re
ar-view mir ror
see Outside mir rors
Re frigerant (air conditioning sy stem)
No tes ................................................... 381
Re fueling
Re fueling theve hicle ........................... 140
Re mo teParking Pilot .............................. 189
Au thorizing a mobile phone ................. 193
Fu nction/no tes ................................... 189
Operating ............................................
190
Sy stem limitat

ions .............................. .189
Re porting malfunctions releva nt to
saf ety .......................................................... 25
Re scue card ............................................... 26
Re ser ve
Fu el ..................................................... 378
Re set function (multimedia sy stem) .....2 43
Re sidual heat ...........................................1 24
Re storing (factory settings)
see Reset function (multimedia sy stem)
Re stra int sy stem
Children ................................................ .45 Fu
nction in an accident .........................3 1
Fu nctionality .......................................... 31
Malfunction ...........................................3 1
Pr otection ..............................................3 0
Re duced pr otection .............................. .30
Sy stem self-test .................................... .31
Wa rning lamp ........................................ .31
Re stra int sy stem
see Occupant saf ety
Re versege ar
Selecting ............................................. 137
Re versing camera
Opening the camera co ver .................. 184
RF transmitters see Two-w ayradios
Rims (Care) .............................. .....
...........
.318
Ro adside Assistance ................................. 21
Ro llaw ay protection
see HOLD function
Ro ller sun blind
Re ar wind ow.......................................... 69
Ro of lining (care) .................................... .319
Index 47
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