steering MERCEDES-BENZ E-CLASS ESTATE 2020 Repair Manual

Ty
re pressure moni torDisplay messages
Possible causes/consequences and M
MSolutions
Tyre press. monitor cur-
rently unavailable *T
here is inter fere nce from a po werful radio signal source As a result, no signals from the tyre pressure sensors are
being recei ved. The tyre pressure monitoring sy stem is temp orarily una vailable.
The tyre pressure monitoring sy stem will restart automatically as soon as the cause has been rectified. #
Drive on.
Tyre press. monitor inoper-
ative *T
he tyre pressure monitoring sy stem is malfunctioning. &
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
The tyre pressure monitoring sy stem cann otissue a warning if there is pressure loss in one or more of the
tyres.
Ty res with insuf ficient tyre pressure may impair the driving characteristics as well as steering and braking. #
Have the tyre pressure monitoring sy stem checked at a qualified specialist workshop. Tyre press. monitor inoper-
ative No wheel sensors
*T
he wheels fitted do not ha vesuitable tyre pressure sensors. The tyre pressure monitoring sy stem is deactivated. #
Fit wheels with suitable tyre pressure sensors.
h
Wheel sensor(s) missing *T
here is no signal from the tyre pressure sensor of one or more wheels. Nopressure value is displa yedfo rthe
af fected tyre. #
Have thefa ulty tyre pressure sensor replaced at a qualified specialist workshop. 426
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
h Check tyre(s) *T
he tyre pressure in one or more tyres has dropped significantl y.The wheel position will be displa yed. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
R The tyres can bu rst.
R The tyres can wearexc essively and/or une venly.
R The driving characteristics as well as thesteering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle in accordance with the tra ffic conditions. #
Check the tyre pressure (/ page 346) andthe tyres.
h
Rectify tyre pressure *T
he tyre pressure is too low in at least one of the tyres, or the dif fere nce in tyre pressure between the individual
wheels is too great. #
Check the tyre pressure and add air, if necessar y. #
When the tyre pressure is cor rect, restart the tyre pressure monitor (/ page 349). Display messages and
warning/indicator lamps 427

Display messages
Possible causes/consequences and M
MSolutions
h Warning tyre defect *T
he tyre pressure in one or more tyres has dropped suddenly. The wheel position will be displa yed. &
WARNING Risk of an accident from driving wi thaflat tyre
R The tyres can overheat and cause a fire.
R The driving characteristics as well as thesteering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Do not drive on with a flat tyre. #
Obse rveth e no tes on flat tyres. No
tes on flat tyres (/ page 325). #
Stop theve hicle in accordance with the tra ffic conditions. #
Check the tyres.
Tyre(s) overheated *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. &
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres can bur st. #
Reduce speed so that the tyres cool down. 428
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
Reduce speed *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. &
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres can bur st. #
Reduce speed so that the tyres cool down. Ty
re pressure loss warning sy stem Display messages
Possible causes/consequences and M
MSolutions
Tyre pressure Check tyres *T
he tyre pressure loss warning sy stem has de tected a significant loss of pressure. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
R The tyres can bu rst.
R The tyres can wearexc essively and/or une venly.
R The driving characteristics as well as thesteering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. Displ
aymessa ges and warning/indicator lamps 429

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
If th e trailer hitch is swivelling: #
Wait until the ball neck has reached the operational position.
Ù
Po we rst eering warning
lamp (red) The
red po werst eering sy stem warning lamp is lit while the engine is running.
*The po wer assi stance 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 ety is jeopardised. #
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. #
Notethe messages on the multifunction displa y.Engine
Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
ÿ Coolant warning lamp The
red coolant warning lamp is lit while the engine is running.
*Possible causes: R The temp erature sensor is malfunctioning 440
Displaymessa ges and warning/indicator lamps

Ty
re pressure moni tor Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
h Ty re pressure monitoring
sy stem warning lamp
fl ashes The
yellow tyre pressure monitor warning lamp (pressure loss/malfunction) flashes for appro ximately one minu teand
th en remains lit.
*The tyre pressu remonitor is malfunctioning. &
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
The tyre pressure monitoring sy stem cann otissue a warning if there is pressure loss in one or more of the tyres.
Ty res with insuf ficient tyre pressure may impair the driving characteristics as well as steering and braking. #
Have the tyre pressure monitoring sy stem checked at a qualified specialist workshop. h
Ty re pressure monitoring
sy stem warning lamp lights
up The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
*The tyre pressure monitoring sy stem has de tected tyre pressure loss in at least one of the tyres. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
R The tyres can bu rst.
R The tyres can wearexc essively and/or une venly.
R The driving characteristics as well as thesteering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. Display messages and
warning/indicator lamps 449

Ac
tive Speed Limit Assi st....................... 213
Displ ay................................................. 213
Fu nction ............................................... 213
Ac tive Steering Assist ............................ .215
Ac tivating/deactivating ...................... .217
Ac tive Emergency Stop Assist .............. 217
Fu nction ............................................... 215
Sy stem limits ....................................... 215
Ac tive Traf fic Jam Assist
Ac tivating/deactivating ...................... .218
Fu nction ............................................... 218
Ad aptive brake lights .............................. 203
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive Highbeam Assist
Fu nction .............................................. 13 8
Switching on/off ................................. 13 9
Ad aptive Highbeam Assist Plus
Fu nction .............................................. 13 9
Switching on/off .................................. 141
Ad Blue ®
.................................................... 370
Ad ditives .............................................3 70
Capacity .............................................. 370No
tes ................................................... 184
Purity ................................................... 370
To pping up ...........................................1 84
Ad ditional door lo ck.................................. 74
Ad diti ves.................................................. 371
Ad Blue ®
............................................... 370
Engine oil ............................................. 371
Fu el ..................................................... 368
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
ADS PLUS damping sy stem
see AIR BODY CONTROL
Ad versewe ather light ............................ .138
Af ter-sales service centre
see ASS YST PLUS
AIR BODY CONT ROL................................ 220
Setting ................................................ .221
Suspension .......................................... 220 Air conditioning menu
Calling up ............................................ 15 2
Air distribution Setting ................................................ .151
Setting (MBUX multimedia sy stem) ..... 15 3
Air freshener sy stem
see Frag rance sy stem
Air inlet see Air-water duct
Air pressure see Tyre pressure
Air suspension see AIR BODY CONTROL
Air vents ................................................... 16 0
Ad justing (front) .................................. 16 0
Ad justing (rear) .................................... 161
Glo vebox .............................................1 61
Air vents
see Air vents
Ai r-conditioning sy stem
see Climate control
Air-recirculation mode ............................154452
Index

Boot lid
see Tailgate
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid
No tes ................................................... 373
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 9
Brakes ABS (Anti-lock Braking Sy stem) ........... 19 5
Ac tive Brake Assi st.............................. 19 9
Ad aptive brake lights .......................... .203
BA S (Brake Assi stSystem) .................. 19 5
Driving tips .......................................... 16 8
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 9
HOLD function .................................... .219
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 16 8
New/replaced brakepads/brake
discs .................................................... 16 6
Ru nning-in no tes ..................................1 66Braking assi
stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ .341
To wing away ........................................ 337
Tr ansporting theve hicle ......................3 39
Wheel change ...................................... 355
Breakdown see Flat tyre
Buttons Steering wheel .................................... 259 C
Calls Mercedes me ...................................... 289
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care Car
wash (care) ........................................3 16
Car-to-X-Communication Displaying hazard warnings ................ .283
Care .......................................................... 321
360° Camera ....................................... 319
Air-water duct ...................................... 316
Car wash ..............................................3 16
Carpet ................................................ .321
Deco rative foil ...................................... 318
Displ ay................................................. 321
Exterior lighting .................................... 319
High-pressu recleaner .......................... 317
Matt finish ........................................... 318
Pa int wo rk ............................................. 318
Plastic trim .......................................... 321
Re alwo od/trim elements .................... 321
Re versing camera ................................ 319
Ro of lining ...........................................3 21
Seat belt .............................................. 321
Seat co ver ........................................... 321
Sensors ................................................ 319
St eering wheel .....................................3 21
Ta ilpipes .............................................. .319
Tr ailer hit ch.......................................... 319
Wa shing byhand ..................................3 18 Index
455

É
Max. speed 35 km/h (white
display message) ..................................4 11
î Max. speed 40 km/h ..................417
ð Maximum speed exceeded ......... 406
î Notpossible in cur rent drive
program ............................................... 417
Ø ................................................... 431
ç Off.............................................. 405
ë Off.............................................. 408
ï Operation only possible in
transmission position P .......................389
! Parking brake See Owner's
Manual ................................................ 399
É Please reduce speed ...........410,411
Ý Please wait 48 V battery charg‐
ing ...................................................... .425
_ Rear left seat backrest not
loc ked (Example) .................................3 93
h Rectify tyre pressure .................. 427 Ø
Refill Ad Blue See Owne r’s
Manual ................................................ 430
! Release parking brake ................ 402
¸ Replace air cleaner .....................396
À Replace key See Owner's Man‐
ual ...................................................... .383
Á Replace key ................................ 383
8 Reser vefuel le vel...................... .396
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 380
# See Owner's Manual .................. 423
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 391
Ù Steering malfunction Stop
immediately See Owner's Manual .......392
# Stop vehicle Lea veengine run‐
ning ..................................................... 424
# Stop vehicle See Owner's Man‐
ual .......................................................4 24
É Stop vehicle Vehicle too low .......4 09 ç
suspended ................................. 405
: Switch off lights ......................... 386
: Switch on headla mps................. 386
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual ....... 431
+ Top up coolant See Owner ’s
Manual ................................................ 394
¥ Top up washer fluid .................... 394
ï Trailer coupling extending… ........ 389
! Turn on the ignition torelease
th e parking brake ................................ 403
d Vehicle is operational Switch
off ignition before exiting .................... 389
É Vehicle rising Please wait.......... .410
É Vehicle rising .............................. 41 0
h Warning tyre defect .................... 428
h Wheel sensor(s) missing ............ 426
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss. .............................................. 431 460
Index

Ac
tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........414
Ac tive Blind Spot Assi stinope rative ..... 414
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ .414
Ac tive bonnet malfunction See Own‐
er's Manual ......................................... 392
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 421
Ac tive Brake Assi stFunctions limited
See Owner's Manual ........................... 422
Ac tive Dis tance Assi stavailable
again .................................................. .406
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........405
Ac tive Dis tance Assi stinope rative ...... 406
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........414 Ac
tive Lane Keeping Assist inopera‐
tive .......................................................4 15
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual .......................................... 412
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops ......................................... 407
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........406
Ac tive Steering Assist inoperative .......407
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .........407
Ac tive Stop-and-Go Assist inopera‐
tive See Owner's Manual ..................... 408
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........387
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 387 Ad
aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .387
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .387
App lybrake todeselect Park (P)
position ...............................................3 97
App lybrake toselect D or R ................397
App lybrake toselect R ........................ 397
Au xilia rybattery malfunction .............. 399
Beginning emer gency stop .................. 407
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ......................413
Blind Spot Assi stinope rative ............... 413
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 13
Cann otstart engine See Owner's
Manual ................................................ 425
Check tyre pressures then restart
Ru n Flat Indicator ................................ 430 Index
461