ECU MERCEDES-BENZ C-CLASS ESTATE 2020 Manual PDF

Display messages
Possible causes/consequences and M MSolutions #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
*T he trailer hitch will not be operational when theve hicle is stationar y. #
Uncouple the coupled trailer and secure it against rolling away. #
Ifth e ball neck has been folded in: unlockthe ball neck (/ page244). #
Swi velth e ball neck into the end position manually and let it engage. #
Ifth e ball neck has been folded out: unlockthe ball neck (/ page244). #
Swi velth e ball neck beneath the bumper manually and let it engage.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
Ù Steering malfunction
Increased physical effort
See Owner's Manual *T
he po werst eering assis tance is malfunctioning. &
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely, you will need touse more forc eto steer. #
If safe steering is possible, drive on carefully. Display messages and
warning/indicator lamps 463

Display messages
Possible causes/consequences and M MSolutions
Auxiliary battery malfunc-
tion *T
he auxiliary batteryforth e transmission is no longer being charge d. #
Consult a qualified specialist workshop. #
Untilthen, alw ays select park position jmanually before you swit choff the engine. #
Before leaving theve hicle, apply the electric parking brake. Brakes
Display messages
Possible causes/consequences and M MSolutions
! Parking brake See Owner's
Manual *
The yellow ! indicator lamp is lit. The elect ric pa rking brake is malfunctioning.
To appl y: #
Switch the ignition off and switch it back on. #
Apply the electric parking brake manually (/ page190).
If it is not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
* The yellow ! indicator lamp and there d! indicator lamp are lit. The elect ric pa rking brake is malfunction‐
ing.
To release: Display messages and
warning/indicator lamps 471

Display messages
Possible causes/consequences and M MSolutions #
Switch the ignition off and switch it back on. #
Release the electric parking brake manually (/ page190).
or #
Release the electric parking brake automatically (/ page189).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a qualified specialist workshop.
* The yellow ! indicator lamp is lit and there d! indicator lamp is flashing. The electric parking brake is mal‐
functioning.
The electric parking brake could not be applied or released. #
Swit chthe ignition off and switch it back on.
To appl y: #
Release and then apply the electric parking brake manually (/ page190).
To release: #
Apply and then release the electric parking brake manuall y.
If it is not possible toapply the electric parking brake or there d! indicator lamp continues toflash: #
Do not continue driving. Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away. 472
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M MSolutions
* The yellow ! indicator lamp is lit and there d! indicator lamp flashes for appro ximately ten seconds af ter
th e electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is
malfunctioning.
If th ech arge leve l is too lo w: #
Char gethe12 V batter y.
To appl y: #
Switch the ignition off.
The electric parking brake will be applied automaticall y.
If yo u do not wantthe electric parking brake tobe applied, e.g. at an automatic car wash or when theve hicle is
being towe d, lea vethe ignition switched on. This does not include having theve hicle towe d with there ar axle
ra ised.
If th e electric parking brake is not applied automatically: #
Switch the ignition off and switch it back on. #
Release and then apply the electric parking brake manually (/ page190).
If it is still not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away. Displ
aymessa ges and warning/indicator lamps 473

Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
ï Tr ailer tow hit chwarning
lamp *T
hered trailer hitch warning lamp is lit.
The trailer hitch is not operational. &
WARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivel mo vement and do not re-couple the trailer until thewa rning/indicator lamp goes out. #
Notethe messages on the multifunction displa y.Engine
Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
ÿ Coolant warning lamp *T
he red coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The coolant le vel is too low
R The air supply tothera diator is obstructed
R The radiator fan is faulty 508
Display messages and warning/indicator lamps

Exterior lighting....................................
.390
High-p ressure cleaner........................... 388
Matt finis h............................................. 389
Pa int wo rk.............................................. 389
Plastic trim............................................ 391
Re alwo od/trim elements......................3 91
Re versing camera................................. .390
Ro of lining.............................................3 91
Seat belt................................................ 391
Seat co ver............................................. 391
Senso rs................................................. 390
St eering wheel....................................... 391
Ta ilpipes................................................ 390
Tr ailer hit ch........................................... 390
Wa shing byhand................................... 388
Wheels/rims.........................................3 90
Wi ndo ws................................................ 390
Wi per blades.........................................3 90
Carpet (Care).............................................. 391
Changing bulbs Dipped beam......................................... 14 0
Fitting/removing co ver (front wheel
ar ch )...................................................... 13 9
Main beam............................................ 14 0
No tes..................................................... 13 8Opening/closing
the side trim panels.. .140
Overview.............................................. .138
Re versing lights...................................... 141
Tu rn signal light (front).......................... 14 0
Tu rn signal lights (rear).......................... 141
Changing gears
Manually. ............................................... 17 7
Changing hub caps .................................. .426
Changing the lights
Driving abroad (symm etrical low
beam)................................................... .128
Charging Battery (vehicle).................................... 406
USB port................................................ 124
Chassis Damping characteristics....................... .225
DY NA MIC BODY CONTROL.................... 225
Child saf ety lock
Re ar door................................................ 70
Re ar side wind ows................................... 71
Child seat App rova l categories................................ .57
At tach ing (no tes).....................................57 Basic instructions.................................... 52
Fr
ont passenger seat (no tes)...................68
Fr ont passenger seat (without auto‐
matic airbag shutoff)...............................67
ISOFIX/i-Size (fitting)............................... 61
No tes on risks and dangers..................... 53
Re commended child restra int sy stems.... 56
Seats suitable for belt-secu redch ild
re stra int sy stems..................................... 64
Seats suitable for i‑Size child
re stra int sy stems..................................... 60
Seats suitable for ISOFIX child
re stra int sy stems..................................... 59
Securing on the co-driver seat................69
Secu ring on there ar seat........................ 66
To pTe ther............................................... 63
Children Avoiding dangers in theve hicle............... 53
Basic instructions.................................... 52
Chock Storage location.................................... 425
Chock see Chock Index
525

Driving abroad
Symmetrical low beam.......................... 12 8
Driving saf ety sy stem
ABS (Anti-lock Braking Sy stem).............1 94
Ac tive Brake Assi st................................ 213
Ad aptive brake lights............................. 19 8
BA S (Brake Assi stSystem).................... 194
Cameras............................................... .192
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 96
ESP ®
Crosswind Assis t.......................... 19 6
ESP ®
trailer stabilisation.......................1 96
Overview.............................................. .193
Ra dar and ultrasonic sensor s................ 19 2
Re sponsibility........................................1 92
ST EER CONTROL................................... 197
Driving sy stem
DY NA MIC BODY CONTROL.................... 225
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist see
Active Speed Limit Assi st
see Active Steering Assist
see AIRMATIC
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical low
beam)....................................................1 28
Gene ral driving tips.............................. .166
optimised acceleratio n..........................16 5
Ru nning-in no tes.................................... 16 4
Dr ows iness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis................................................ .225
Dynamic handling control sy stem
see ESP ®
(Elect ronic Stability Prog ram) DY
NA MIC SELECT
Configuri ng drive program I................... 174
Displ aying engine data........................... 174
Displ aying vehicle dat a.......................... 174
Drive prog ram displa y............................ 173
Drive prog rams...................................... 172
Fu nction................................................ 172
Operating (DYNAMIC SELECT switch)....1 73
Selecting the drive prog ram................... 173
Showing ope ration feedback.................. 174 E
E10 ............................................................ .439
Easy entry feature
Fu nction/no tes..................................... 107
Setting................................................... 108
Easy exitfeature
Fu nction/no tes..................................... 107
Setting................................................... 108
EAS Y-PA CK load-securing kit
Ins talling/ removing thete lescopic rod.. 121
No tes..................................................... 121 Index
533

Help call
see Mercedes-Benz emergency call sy stem
High beam Activating/deactivating......................... 13 0
Ad aptive Highbeam Assist..................... 13 3
Ad aptive Highbeam Assist Plus............ .135
High-pressure cleaner (care)................... 388
Hill Start Assist......................................... 19 8
HOLD function Function/no tes...................................... 197
Switching on/of f................................... 197
Hooking the luggage net .......................... .120
Hotspot Setting up (Wi-Fi)................................... 284 I
i-Size child seat securing sy stem
Fitting..................................................... .61
Seats suitable for attaching..................... 60
Identification plate Engine................................................... 435
Vehicle..................................................4 35Ignition
Switching on (S tart/S top button).......... 161
Ignition key
see Key
Immobiliser .................................................. 93
Implied warranty
Ve hicle.................................................... 33
In Car Of fice
Calling up.............................................. 332
Fe atures................................................ 331
Marking a to-do entry as compl eted...... 332
Noting an incoming call......................... 332
Selecting functions............................... .332
Switching auto maticstart on/of f.......... 332
Increase in traf fic information volume
Setting................................................... 367
Indicator lamps see Warning/indicator lamps
Individual drive prog ram
Con figuring............................................ 174
Selecting................................................ 173
Inspection see AS SYST PLUS Instrument clus
ter
Fu nction/no tes............................. 250, 251
In stru ment display
Fu nction/no tes...................................... 251
Instrument clu ster................................... 10
Wa rning/indicator lamps...................... 504
Instrument display and on-boa rd
compu ter
Fu nction/no tes..................................... 250
In te lligent Light Sy stem
Ac tive headla mps.................................. 13 2
Ad aptive Highbeam Assist..................... 13 3
Ad aptive Highbeam Assist Plus............ .135
Ad versewe ather light............................ 13 3
City lighting.......................................... .133
Cornering light....................................... 13 2
Fo g light (extended range)..................... 13 3
Mo torw ay mode..................................... 13 2
Overview................................................1 31
Switching on/of f................................... 13 3
Interior lighting Adjusting............................................... 137
Ambient lighting.................................... 137
Re ading lam p......................................... 137 Index
537

Switch-off del
aytime............................. 13 8
Interior pr otection
Fu nction.................................................. 95
Priming/deactivating.............................. 96
In term ediatedestination
Calculating a route with intermediate
destinations.......................................... 299
En tering................................................. 298
Modifying............................................. .298
St arting an automatic filling station
sear ch................................................... 297
St arting the automatic service sta‐
tion sear ch............................................ 304
In tern etconnection
Cancelling permission (mobile phone).. 349
Communication module function.......... .347
Connection status................................ .349
Displ aying the connection status.......... 349
Editing access data (Blue tooth®
)...........3 49
Information............................................ 346
Mobile phone de tails............................ .349
Re strictions........................................... 346
Setting access data (Bluetooth ®
).......... 348
Setting up (Blue tooth ®
).........................3 48Setting up (Wi-Fi)................................... 347
Switching Blue
tooth®
profile (DUN/
PA N)...................................................... 348
Internet radio
see TuneIn
Ionisation Activating/deactivating (multimedia
sy stem).................................................. 154
iPhone ®
see Apple CarPlay ®
see Mercedes-Benz Link
ISOFIX child seat anchor
Seats suitable for attaching..................... 59
ISOFIX child seat securing sy stem
Fitting..................................................... .61 J
Jack Declaration of conformity........................ 28
Storage location.................................... 425
Jump-start connection General no tes........................................ 404 K
Key Acoustic locking verification signal.......... 74
Battery.................................................... 75
Emergency key........................................ 74
Energy consumption................................ 74
Fe atures.................................................. 73
Ke yring attachment................................ 74
Overview................................................. 73
Problem................................................... 76
Un locking setting.................................... .74
Ke y functions
Deactivating............................................. 74
KEYLESS-GO Locking theve hicle..................................78
Problem................................................... 78
Un locking setting.................................... .74
Un locking theve hicle.............................. 78
Kickd own
Using.....................................................1 78
Knee airbag .................................................. 43 538
Index

Multifunction
steering wheel (operat‐
ing)........................................................ 256
Na vigation voice commands.................. 260
Operable functions................................ 257
Operating saf ety.................................... 256
Ra dio voice command s........................ .264
Switch voice commands....................... .258
Te lephone voice controls....................... 263
Te xt messa gevoice commands............ .267
TV voice commands.............................. 264
Ty pes of voice commands.................... .257
Ve hicle voice command s...................... .268
Vo ice prom pting................................... .257
Live Traf fic Information
Displaying subsc ript ion information....... 311
Displ aying the tra ffic map...................... 311
Displ aying traf fic incidents.................... 312
Extending a subscription........................ 311
Issuing hazard alert s.............................. 313
Re gis tering on Mercedes me.................. 311
Load compa rtment co ver
Extending/r etra cting............................. 11 6
No tes..................................................... 11 5
Loading Bag hook................................................ 11 9Coat hook..............................................
12 0
No tes..................................................... 11 0
Ro of luggage rack .................................. 12 2
Ti e-down eyes........................................ 11 9
Loading see EA SY-PAC K load-securing kit
Loading guidelines.................................... 11 0
Loads Securing............................................... .110
Locator lighting see Sur round lighting
Locking an extern al device (child
saf ety lock)................................................ 286
Locking/unlocking Activating/deactivating the auto‐
matic locking feature............................... 79
Ad ditional door loc k................................ .76
Emergency key........................................ 79
KEYLESS-GO........................................... .78
Opening theta ilgate................................ 80
Un locking/opening the doors from
th e inside................................................77 Low beam
Swit ching on/of f................................... 12 8
Symm etrical low bea m.......................... 12 8
Lu bricant additives
see Additives
Lu ggage
Lu ggage net........................................... 12 0
Secu ring................................................ 11 0
Lu mbar support
see Lumbar support (4-w ay)
Lu mbar support (4-w ay)............................ 101 M
Main beam Changing bulbs...................................... 14 0
Maintenance see ASS YST PLUS
Malfunction Restra int sy stem..................................... 38
Manoeuvring assistant Activating/deactivating......................... 24 3
Cross Traf fic Alert................................. 24 3
Drive AwayAssi st.................................. 24 2540
Index