2021 MERCEDES-BENZ GLS SUV Owners Manual

T
T
o
o w
w -bar syst
-bar syst em
em............................................ 306
Tow
Tow -st
-star
arting
ting................................................. 397
To
To wing away
wing away................................................. 394
To
To wing eye
wing eye
Fi tting.................................................... 397
St orage location..................................... 396
To
To wing met
wing met hods
hods.......................................... .393
Tr
Tr a1c
a1c inf
infor
ormation
mation
Switching on the display......................... 334
Tr
Tr a1c
a1c Sign Assist
Sign Assist
Fu nction/no tes...................................... 259
Setting................................................... 261
System limits......................................... 259
Tr
Tr ailer hitch
ailer hitch
Axle load................................................ 441
Bic ycle rack ........................................... 304
Care...................................................... 376
Coupling up/uncoupling a trailer............ 302
Extending/r etra cting the ball neck......... 299
Extending/ retracting the ball neck
(MBUX multimedia system).................... 301
Fa stening points.................................... 439
General no tes....................................... .438
Mounting dimensions............................. 439 No
tes..................................................... 299
Overhang dimension.............................. 439
Soc ket................................................... 302
To ngue weight........................................ 440
To wing capacity.................................... .439
Tr ailer Manoeuv ring Assist...................... 297
T
T r railer Manoeuvr
ailer Manoeuvr ing Assist
ing Assist
Fu nction................................................ 297
Using..................................................... 298
Tr Tr ailer oper ailer oper ation
ation
Ac tive Blind Spot Assist.......................... 263
Ac tive Lane Keeping Assist..................... 264
Bicycle rack ........................................... 304
Coupling up/uncoupling a trailer............ 302
Extending/r etra cting the ball neck......... 299
Extending/ retracting the ball neck
(MBUX multimedia system).................... 301
No tes..................................................... 299
Soc ket................................................... 302
Tr
Tr ailer st
ailer st abilisation
abilisation
Fu nction/no tes...................................... 233
Tr
Tr ansf
ansf er case
er case
HIGH RA NGE......................................... 213
LO W RANGE..........................................2 13ShiTing..................................................2
14
T
T r
ransmission
ansmission
Engaging neutral....................................2 10
Tr
Tr ansmission position displ ay
ansmission position displ ay....................... 209
Tr
Tr anspor
anspor ting
ting
Ve hicle.................................................. 395
Tr
Tr im element (Car
im element (Car e)
e)...................................... 378
T
T uneIn
uneIn
Calling up.............................................. 362
T
T ur
ur n signal indicat
n signal indicat or
or
Ac tivating/deactivating.......................... 162
TV
TV Information........................................... .359
Tw
Tw o-wa
o-wa y r
y radios
adios
Fr equencies........................................... 421
No tes on ins tallation.............................. 420
Tr ansmission output (maximum )............. 421
T
T ype approv
ype appr oval number (EU)
al number (EU) ........................... 423
T
T yr
yr e
ein0ation
in0ation com
compr
pressor
essor
see TIREFIT kit 550
550
Index

T
T
yr
yr e pr
e pr essure
essure
Checking (tyre pressure monitoring
sy stem).................................................. 403
No tes..................................................... 401
Re starting the tyre pressure monitor-
ing system............................................. 404
TIREFIT kit..............................................3 84
Ty re pressure monitoring system
(function)............................................... 403
Ty re pressure table................................ .402
T
T yr yr e pr
e pr essur
essur e monit
e monit or
oring syst
ing syst em
em
Checking the tyre pressures................... 403
Checking the tyre temp eratur e............... 403
Fu nction................................................ 403
Re starting.............................................. 404
T
T yr
yr e pr
e pr essur
essur e t
e table
able ...................................... .402
T
T yr
yr e t
e t em
em per
per ature
ature
Checking (tyre pressure monitoring
system)..................................................4 03
Ty re pressure monitoring system
(function)............................................... 403
T
T yr yr e tr
e tr ead
ead.................................................... 400
T
T yr
yr e-c
e-c hang
hang e t
e tool kit
ool kit
Overview................................................ 408 T
T
yr
yr es
es
Checking............................................... 400
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 403
Fi tting.................................................... 413
Flat tyre................................................. 382
Inter changing......................................... 407
MOExtended tyres................................. 382
Noise..................................................... 400
No tes on /tting...................................... 404
Re moving............................................... 412
Re placing...................................... .404, 409
Re placing the wheel trim........................ 409
Re starting the tyre pressure monitor-
ing system............................................. 404
Selection...............................................4 04
Snow chains.......................................... 400
St oring................................................... 408
TIREFIT kit.............................................. 384
Ty re pressure (No tes)............................. 401
Ty re pressure monitoring system
(function)............................................... 403
Ty re pressure table................................ .402
Unusual handling characteristics............ 400 U U
U
Unloc nloc king
king
see Locking/unlocking
U
Updat pdat es
es
Impor tant system updates...................... 324
USB port USB port Front st owage compartmen t.................. 138
Re ar....................................................... 154 V V
V
V ehicle
ehicle
Activating/deactivating standby mode... 229
Ad ditional door loc k................................. 84
Cor rect use............................................. .37
Data acquisition....................................... 38
Data storag e............................................ 38
Diagnostics connection............................ 35
Equipment............................................... 24
Implied warrant y...................................... 38
Locking (automatically)............................ 87
Locking/unlocking (emer gency key)........ .88
Locking/unlocking (from inside)............... 85
Locking/unlocking (KEYLESS-GO)............ 86
Lo we ring................................................ 414 Ind
ex
551 551

Medical aids...........................................
.37
Pa rking up............................................. 228
QR code rescue car d............................... 38
Quali/ed specialist workshop.................. .36
Ra ising................................................... 410
REACH regulation.................................... 37
Re gistration............................................. 36
Setting collision de tection (par ked
ve hicle).................................................. 228
St andby mode function.......................... 228
St arting (emer gency ope ration mode ).... 192
St arting (Remo teOnline)........................ 193
St arting (start/stop but ton)................... 191
SV HC (substances of very high conce rn)..37
Switching o. (start/stop button)............ 222
Switching on (start/stop button)............ 190
To wing................................................... 306
Ve ntilating (con venience opening)........... .98
V
V ehicle batt ehicle batt ery
ery
see On-board electrical system battery (12 V)
V
V ehicle camera
ehicle camera
Information............................................ 229
V
V ehicle data
ehicle data
Angle of approach/departure.................4 36
Displaying (DYNAMIC SELECT)...............2 07Maximum
gradient climbing ability......... 436
Ro of load............................................... 435
Ve hicle height....................................... .434
Ve hicle length........................................ 434
Ve hicle widt h......................................... 434
Wheelbase............................................. 434
V V ehicle dimensions ehicle dimensions...................................... 434
V V ehicle emerg ehicle emerg ency st
ency start
art............................... 397
V
V ehicle
ehicle identi/cation
identi/cation number
number
see VIN
V
V ehicle
ehicle identi/cation
identi/cation plate
plate
EU type appro val number....................... 423
Maximum gross vehicle weight............... 423
Pa int code............................................. 423
Pe rm issible axle load.............................. 423
VIN........................................................4 23
V
V ehicle int
ehicle int er
erior
ior
Cooling or heating (Remo teOnline)........ 192
V
V ehicle key
ehicle key
see Key
V
V ehicle lev
ehicle lev el
el
Setting individual wheel control.............. 280 V
V
ehicle maint
ehicle maint enance
enance
see ASS YST PLUS
V
V ehicle sensors
ehicle sensors
Information............................................ 229
V
V ehicle t
ehicle t ool kit
ool kit
TIREFIT kit............................................. .383
To wing eye............................................. 396
V
V entilating
entilating
Con venience opening.............................. .98
V
V entilation
entilation
see Climate control
V
V ents
ents
see Air vents
VIN
VIN Identi/cation pla te................................. 423
Seat....................................................... 423
Wi ndsc reen............................................ 423
V
V ision ision
Demisting windo ws................................ 181
Wi ndsc reen heater................................. 183 552
552
Index

W
W
W
W ar
ar ning lamp
ning lamp
see Warning/indicator lamp
W W ar ar ning syst
ning syst em
em
see ATA (anti-theT alarm system)
W
W ar
ar ning tr
ning tr iangle
iangle
Re moving............................................... 380
Setting up.............................................. 381
W
W ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 515
Ó Active Brake Assist warning lam p..5 14
J Brake system warning lamp (red)... 512
J Brake system warning lamp (yel-
low)....................................................... 512
ÿ Coolant warning lamp (red)........... 508
ÿ Coolant warning lamp (yellow).......5 09
! Electric parking brake indicator
lamp (red).............................................. 511
# Electrical fault warning lam p......... 510
; Engine diagnosis warning lamp...... 510 p
Engine operating tempe rature
wa rning lamp......................................... 510
å ESP®
OFF warning lam p................ 516
÷ ESP®
wa rning lamp 0ashes........... 516
÷ ESP®
wa rning lamp lights up......... 516
8 Fuelreser vewarning lamp lights
up.......................................................... 511
Ù Powe r steering warning lamp
(red)...................................................... 506
6 Restraint system warning lam p...... 505
ü Seat belt warning lamp 0ashes...... 505
ü Seat belt warning lamp lights up.... 506
ä Suspension warning lamp (red)..... 514
ä Suspension warning lamp (yel-
low)....................................................... 514
! The electric parking brake (yel-
low) indicator lam p................................. 511
ï Trailer tow hitch warning lam p....... 507
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 517 h
Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 518
L Warning lamp for distance
wa rning function.................................... 513
Overview................................................ 504
PA SSENGER AIR BA G............................... 53
W
W arr arr anty
anty........................................................ 38
W
W ashing b
ashing b y hand (car
y hand (car e)
e)................................ 374
W
W at
at er t
er t ank
ank
see Air-water duct
W
W eat
eat her inf
her inf or
ormation
mation..................................... 334
W
W eb br ow
eb br owsers
sers
Overview................................................ 347
Wheel c
Wheel c hange
hange
Fi tting a new wheel................................ 413
Lo we ring theve hicle.............................. 414
Preparation............................................ 409
Ra ising theve hicle................................. 410
Re moving a wheel................................. .412
Re moving//tting hub caps..................... 409
Wheel c
Wheel c hange
hange
see Emer gency spa rewheel Index
553
553

Wheel
rot
Wheel rotation
ation............................................. 407
Wheels
Wheels Care..................................................... .376
Checking............................................... 400
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 403
Fi tting.................................................... 413
Flat tyre................................................. 382
Inter changing......................................... 407
MOExtended tyres................................. 382
Noise..................................................... 400
No tes on /tting...................................... 404
Re moving............................................... 412
Re placing...................................... .404, 409
Re placing the hub cap............................ 409
Re starting the tyre pressure monitor-
ing system............................................. 404
Selection...............................................4 04
Snow chains.......................................... 400
St oring................................................... 408
TIREFIT kit.............................................. 384
Ty re pressure (No tes)............................. 401
Ty re pressure monitoring system
(function)............................................... 403
Ty re pressure table................................ .402 Unusual handling
characteristics............ 400
W
W i-Fi i-Fi
Setting................................................... 325
W
W indo
indo w airbag
w airbag ............................................... 48
W
W indo
indo w
wliTer
liTer
see Side wind ows
W
W indo ws
indo ws
Care...................................................... 376
W
W indo ws
indo ws
see Side wind ows
W
W indscr
indscr een
een
Demisting.............................................. 178
Infrared re0ective................................... 177
Ra dio waves.......................................... .176
Re placing the wiper blades.....................1 69
Re placing the wiper blades (MAGIC
VISION CONTROL)................................ .171
W
W indscr indscr een
een
see Windsc reen
W
W indscr
indscr een heat
een heat er
er....................................... 183
W
W indscr
indscr een heat
een heat er
er
see Windsc reen heater windscr
windscr
een w
een washer
asher 0uid
0uid
No tes..................................................... 433
W
W indscr
indscr een w
een washer syst
asher syst em
em
To pping up............................................ .370
W
W indscr
indscr een wipers
een wipers
Ac tivating/deactivating.......................... 168
Re placing the wiper blades.....................1 69
Re placing the wiper blades (MAGIC
VISION CONTROL)................................ .171
W
W int
int er oper
er oper ation
ation
Snow chains.......................................... 400
W
W int
int er tyr
er tyr es
es
Setting the permanent speed limit..........2 41
W
W iper blades
iper blades
Care...................................................... 376
Re placing (MAGIC VISION CONTROL).... .171
Re placing (windscreen).......................... 169
W
W ir
ireless c
eless c har
harging
ging
Fu nction/no tes...................................... 155
Mobile phone......................................... 157
Mobile phone (rear)................................ 157
W
W ir
ireless com
eless com ponents
ponents
Impor ter addresses.................................. 33 554
554
Index

W
W
ir
ir eless v
eless v ehicle com
ehicle com ponents
ponents
Declaration of conformity......................... 27
Speci/c absor ption rate........................... 27
W
W ork
ork out pr
out pr ogr
ogram
am
Overview................................................ 124
W
W ork
ork shop
shop
see Quali/ed specialist workshop Index
555
555