2021 MERCEDES-BENZ GLC SUV light

Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions #
Do not top up the brake fluid. Driving sy
stems Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
L Wa rning lamp for dis tance
wa rning function *T
he 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. #
Be prepared tobrake immediatel y. #
Increase the dis tance.
Fu nction of Active Brake Assi st (/ page 206). Display messages and
warning/indicator lamps 435

Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
÷ ESP ®
wa rning lamp lights
up *
The yellow ESP ®
wa rning lamp is lit while the engine is running.
ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. #
Notethe messages on the multifunction displa y. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. å
ESP ®
OFF warning lamp *
The yellow ESP ®
OFF warning lamp is lit while the engine is running.
ESP ®
is deacti vated.
Other driving sy stems and driving saf ety sy stems may also be inoperative. &
WARNING Risk of skidding when driving wi thESP ®
deacti vated
ESP ®
does not act tostabilise theve hicle. The availability of fur ther driving saf ety sy stems is also limited. #
Drive on carefull y. #
Deactivate ESP ®
only for as long as the situation requ ires. Display messages and
warning/indicator lamps 437

Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
h Ty re pressure monitoring
sy stem warning lamp lights
up *T
he 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 burs t.
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 and the tyres. Display messages and
warning/indicator lamps 439

Sy
stem limitations................................. 232
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st
Displ ay.................................................. 200
Fu nction................................................ 200
Ac tive Steering Assist
Ac tivating/deactivating......................... 205
Ac tive Emergency Stop Assis t............... 205
Fu nction................................................ 203
Sy stem limits.........................................2 03
Ad aptive brake lights ................................ 191
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist
Fu nction................................................ 13 2
Switching on/of f................................... 13 3
Ad aptive Highbeam Assist Plus
Fu nction................................................ 13 3
Switching on/of f................................... 13 4Ad
Blue ®
Ad ditives...............................................3 62
Capacity................................................ 362
No tes..................................................... 174
Purity..................................................... 362
To pping up............................................. 175
Ad ditional door lo ck.................................... 76
Ad diti ves
Ad Blue ®
................................................ 362
Engine oil.............................................. 363
Fu el....................................................... 360
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
Af ter-sales service centre
see ASS YST PLUS
AIR BODY CONT ROL
Setting................................................... 219Suspension............................................
217
Air conditioning menu Calling up.............................................. 14 3
Air distribution Setting................................................... 14 2
Setting (MBUX multimedia sy stem)....... 14 4
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
Ad justing (front).................................... .151
Ad justing (rear)..................................... .151
Air vents
see Air vents
Ai r-conditioning sy stem
see Climate control
Air-recirculation mode.............................. 14 5 Index
441

Air-water duct
Keeping free.......................................... 305
Airbag Activation................................................ 39
Fr ont airbag (driver, front passenger)...... 44
Ins tallation locations.............................. .44
Knee airbag............................................ .44
Overview................................................. 44
PA SSENGER AIR BAG indicator lamp....... 49
Pr otection................................................ 46
Re duced pr otection.................................47
Side airba g.............................................. 44
Wi ndow airba g......................................... 44
Airflow Setting................................................... 14 2
Alarm sy stem
see ATA (anti-theft alarm sy stem)
All-wheel drive see 4MATIC
Ambient lighting Setting (MBUX multimedia sy stem)....... 13 5
Android Auto
see Smartphone integration Animals
Pets in theve hicle................................... 72
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door loc k................................ .76
Immobiliser............................................. 93
Anti-theft pr otection
see ATA (anti-theft alarm sy stem)
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
see Smartphone integration
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS
Battery disconnection pe riods.............. 298
Displaying the service due dat e............. 297 Fu
nction/no tes..................................... 297
Re gular maintenance work.................... 297
Special service requ irements................ 297
ATA (anti-theft ala rmsystem)
Deactivating the alarm............................ 94
Fu nction.................................................. 93
Fu nction of interior pr otection................. 94
Priming/deactivating interior pr otec‐
tion..........................................................95
Priming/deactivating tow- aw ay pro‐
te ction..................................................... 94
To w- aw ay protection function.................. 94
AT TENTION ASSI ST
Fu nction................................................. 191
Setting................................................... 19 3
Sy stem limitations................................. 191
At tention assistant
see ATTENTION ASSIST
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights........................... 12 8442
Index

Brake Assist
System
see BAS (Brake Assi stSystem)
Brake fluid
No tes....................................................3 64
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion).......................................................1 89
Brakes ABS (Anti-lock Braking Sy stem).............1 86
Ac tive Brake Assi st................................ 206
Ad aptive brake lights............................. 191
BA S (Brake Assi stSystem).................... 186
Driving tips........................................... .157
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 89
HOLD function....................................... 19 0
Limited braking ef fect (salt-treated
ro ads).................................................... 157
New/replaced brake linings/brake
discs...................................................... 15 5
Ru nning-in no tes.................................... 15 5
Braking assistance see BAS (Brake Assi stSystem) Breakdown
Overview of the help functions................ 18
To w- starting........................................... 331
To wing away.......................................... 327
Tr ansporting theve hicle........................ 329
Wheel chang e....................................... .345
Breakdown see Flat tyre
Buttons Steering wheel...................................... 250 C
Calls Mercedes me......................................... 278
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care)......................................... 305 Car-to-X-Communication
Displaying hazard warnings.................. .272
Care 360° camera........................................ .309
Air-water duct........................................ 305
Au tomatic car wash............................... 305
Carpe t.................................................... 310
Deco rative foil...................................... .308
Displ ay................................................... 310
Exterior lighting.................................... .309
High-p ressure cleaner........................... 306
Matt finis h............................................. 307
Pa int wo rk.............................................. 307
Plastic trim............................................ 310
Re alwo od/trim elements......................3 10
Re versing camera................................. .309
Ro of lining.............................................. 310
Ru nning boards..................................... 309
Seat belt................................................ 310
Seat co ver............................................. 310
Senso rs................................................. 309
St eering wheel....................................... 310
Ta ilpipes................................................ 309
Tr ailer hit ch........................................... 309
Wa shing byhand................................... 307 444
Index

Setting
the climate style........................ 14 4
Setting the fragrance sy stem.................1 45
Setting theve hicle interior temp era‐
ture........................................................ 14 2
St ationary heater/ ventilation................ 147
Switching on/of f................................... 14 3
Switching there ar wind owheater
on/off................................................... 14 2
THERMATIC contro l panel...................... 14 2
THERMOTRONIC contro l panel..............142
Ve ntilating theve hicle (con venience
opening).................................................. 88
Climate style
Fu nction................................................ 14 4
Setting................................................... 14 4
Clo thes hook .............................................. 11 6
Cockpit Overview................................................... 6
Cof fee cup symbol
see ATTENTION ASSIST
Collision de tection (pa rked vehicle)
Information............................................ 182
Combination switch .................................. 12 9Compu
ter
see On-board computer
Con venience closing ................................... 88
Con venience opening ..................................88
Coolant (engine) Check le vel............................................ 304
No tes....................................................3 65
Cooling see Clima tecontrol
Co pyright..................................................... 37
Cornering light .......................................... .130
Cross Traf fic Alert..................................... 237
Crosswind Assist Function/no tes..................................... 188
Cruise control Activating.............................................. 194
Buttons.................................................. 194
Calling up a spee d................................. 194
Deactivating.......................................... 194
Fu nction................................................ 19 3
Re quirements........................................ 194
Selecting............................................... 194
Setting a speed...................................... 194St
oring a speed.....................................1 94
Sy stem limitations................................. 19 3 D
Dashboa rd
see Cockpit
Data acquisition Vehicle.................................................... 34
Data pr otection rights
Data storage............................................ 37
Data storage
Data pr otection rights............................. 37
Electronic control units........................... 34
Online services........................................ 36
Ve hicle.................................................... 34
Deactivating the alarm (A TA )...................... 94
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility.................26
Jack......................................................... 29
Specific absor ption rate.......................... 26
TIREFIT kit............................................... 30 446
Index

Wi
reless vehicle components.................. 26
Decorative foil (cleaning instructions) .... 308
DeNOx agent see AdBlue ®
De stination entry
En tering a POI or address...................... 269
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection .............................. 30
Diesel Low outside temp eratures..................... 360
No tes....................................................3 60
Digital Owner's Manual .............................. 20
Dinghy towing
see Tow- bar sy stem
DIRECT SELECT le ver
Engaging drive position........................ .168
Engaging neutral................................... .167
Engaging pa rkposition.......................... 16 8
Engaging pa rkposition automatically.... 16 8
Engaging reve rsege ar........................... 167
Fu nctio n................................................ 16 6Display (care)
.............................................3 10
Display (MBUX multimedia sy stem)
Home screen........................................ .255
Operating.............................................. 256
Display (on-board comp uter)
Displ ays on the multifunction displa y.... 251
Displ aymessage
Calling up (on-board compu ter)............. 370
No tes..................................................... 370
Display messages ¯ - - - km/h .................................... .397
ç - - - km/h ..................................... 398
È - - - km/h ..................................... 397
# 12V battery See Owner's Man‐
ual..........................................................4 12
Û 48 V battery See Owner's Man‐
ual.......................................................... 414
: Active Light Sy stem inoperative... 377
¯ AdBlue sy stem fault Emer. op.:
max. XXX mphSt art not poss. in XXX
miles .................................................... .422 ¯
AdBlue sy stem fault Emer‐
ge ncy op. in XXX km See Owner's
Manual.................................................. 421
¯ AdBlue sy stem fault Engine
st art not possible................................. .422
¯ AdBlue sy stem fault See Own‐
er's Manual ............................................ 421
5 Add 1 litre engine oil when
next refuelling ....................................... 423
é ATTENTION ASSIST inoperative ....396
é ATTENTION ASSIS T:Take a
break! .................................................... 396
: Automatic driving lights inoper‐
ative....................................................... 376
Á Changekey bat teries .................... 374
J Check brake fluid le vel................. 395
# Check brake pads See Owner's
Manual.................................................. 395
5 Check engine oil le vel when
next refuelling ....................................... 423 Index
447