2021 MERCEDES-BENZ GLS SUV tow

Smar
Smar
tphone int
tphone int egr
egration
ation
Overview................................................ 348
Sno
Sno w c
w chains
hains................................................ 400
Soc ke
Soc ket (12 V)
t (12 V)
Using..................................................... 152
Soc ke
Soc ket (230 V)
t (230 V)
Re ar....................................................... 152
SoTw
SoTw are
areupdate
update
System updates.................................... .324
Sound
Sound
PRE-SAFE ®
Sound................................... 55
Sound menu
Sound menu Functions overview................................ 362
Spar
Spar e wheel
e wheel
see Collapsible spare wheel
see Emer gency spa rewheel
Specialis
Specialis t w t work
ork shop
shop
see Quali/ed specialist workshop
Speci/c
Speci/c absorp
absorption r
tion r ate
ate................................. 27
Speed Limit Assist
Speed Limit Assist
Function/no tes...................................... 258
Setting................................................... 259
System limitations.................................. 258 Speed limit f
Speed limit f or wint
or winter tyr
er tyres
es
Setting................................................... 241
St
St andb
andb y mode
y mode
Ac tivating/deactivating.......................... 229
Fu nction................................................ 228
St
St anding lights
anding lights............................................ .160
St
St ar
art-o.
t-o. assist
assist
see Optimised acceleration
St
St ar
art/st
t/st op butt
op butt on
on
Pa rking theve hicle................................. 222
St arting theve hicle............................... .191
Switching on the po wer supply/vehicle.. 190
St
St ar
art/st
t/st op function
op function
see ECO start/stop function
St
St art
art er batt
er batt ery
ery
Charging (Remo teOnline)..................... .192
St
St ar
arting
ting
see Vehicle
St
St ar
arting assist
ting assist ance
ance
see Jump-start connection
St
St ar
arting-o.
ting-o. aid
aid
see Hill Start Assist S
S
t
tationar
ationar y heat
y heater/v
er/ventilation
entilation
Ac tivating/deactivating (control panel)... 183
Displa ys(remo tecont rol)....................... 186
Problems (remo tecont rol)...................... 186
Setting (MBUX multimedia system)......... 185
Setting (remo tecont rol)......................... 185
S
S TEER C
TEER C ONTR
ONTROL
OL
Fu nction/no tes...................................... 235
St St eer eer ing wheel
ing wheel
Ad justing (electrically)............................ 128
Ad justing (manual ly)............................... 127
Buttons.................................................. 310
Care...................................................... 378
St eering wheel heater............................ 129
St
St eer
eer ing wheel
ing wheel g
gear
ear shiT
shiT paddles
paddles .................. 211
St
St eer
eer ing wheel heat
ing wheel heat er
er
Ac tivating/deactivating.......................... 129
St
St ep
ep
see Running boa rds
St ow
St owag age ar
e ar eas
eas
see Loading
see Stow age space
St ow
St owag age com e com par
partment
tment
Fo lding table.......................................... 138 Index
547
547

Handset (rear)........................................ 140
Re
ar seat backres t................................. 139
S
S t to
o w
w ag
ag e com
e com par
par tments
tments
see Loading
see Stow age space
St ow
St ow ag
ag e space e space
Armrest................................................. 138
Centre console..................................... .138
Door...................................................... 138
Glo vecompartmen t............................... 138
S S tr
tr ee
ee t names and house numbers
t names and house numbers
Displaying.............................................. 332
Sugg
Sugg es
estionstions
Con/guring............................................ 323
Sulphur cont
Sulphur cont ent
ent........................................... 426
Surr
Surr ound lighting
ound lighting
Switching on/o..................................... 166
Surr
Surr ound V
ound V iew
iew
see 360° Camera
Suspension
Suspension Individual wheel control (E- ACTIVE
BODY CONTROL)................................... 277 Ro
cking free mode (E- ACTIVE BODY
CO NTROL)............................................. 276
Setting the suspension le vel (AIR-
MATIC)................................................... 269
Setting the suspension le vel (E-
AC TIVE BODY CONTROL)...................... .277
Suspension Suspension see AIRMATIC
see E- ACTIVE BODY CONTROL
Suspension lev Suspension lev el (AIRMA el (AIRMATIC)
TIC)
Settin g................................................... 269
Suspension lev
Suspension lev el (E-A
el (E-ACTIVE BOD
CTIVE BOD Y C
Y CON-
ON-
TR
TR OL)
OL)
Setting................................................... 277
S
S VHC (subst
VHC (subst ances of v
ances of ver
ery high concer
y high concer n)
n)........ 37
Switc
Switc h-o.
h-o.dela
delay time
y time
Exterior.................................................. 166
Interior................................................... 168
Sync Sync hr
hronisation function
onisation function
Ac tivating/deactivating (control panel)... 181
Ac tivating/deactivating (MBUX multi-
media system)....................................... 181
Syst
Syst em se
em se ttings
ttings
Overview of the system settings menu.... 324 Re
set function (MBUX multimedia sys-
te m)....................................................... 328
Syst
Syst em se
em se ttings
ttings
see Language T
T
T
T able
able
see Folding table
T T ailg ailg ate
ate
Closing.................................................... 91
Emer gency release................................... 95
HANDS-FREE ACCESS............................. 93
Limiting the opening angle....................... 95
Opening................................................... 90
Opening dimensions.............................. 434
Unlocking (emer gency key)...................... 95
T T ailpipes (car
ailpipes (car e)
e)............................................ .376
T
T ak
ak e-bac
e-bac k of end-of-lif
k of end-of-lif e v
e vehicles
ehicles
Pr otection of the environment.................. 22
T
T ank cont
ank cont ent
ent
Ad Blue ®
................................................ .430
Fu el....................................................... 429
Re ser ve(fuel)........................................ .429 548
548
Index

T
T
ec
ec hnical data
hnical data
Axle load (trailer operation).................... 441
Component-speci/c information............ 422
Fa stening points (t railer hitch)................ 439
Information............................................4 20
Mounting dimensions (trailer hitch)........4 39
No tes (trailer hitch)................................ 438
Overhang dimension (trailer hitch)......... .439
Re gula tory radio identi/cation (Indo-
nesia).................................................... 422
Re gula tory radio identi/cation of
small component s.................................. 422
To ngue weight........................................ 440
To wing capacity (trailer operation ).......... 439
T
T elephone elephone
Connecting a mobile phone (Passke y).... 340
Connecting a mobile phone (Secure
Si mp lePa iring)....................................... 340
Fu nctions in thete lephone menu............ 340
No tes..................................................... 337
No tes on wireless charging (mobile
phone)................................................... 155
Operating modes................................... 339
Te lephone menu overview......................3 39Wi
reless charging (mobile phone in
th ere ar)................................................ 157
Wi reless charging (mobile phone)........... 157
T
T elephon elephon y oper
y operating modes
ating modes
Blu etoo th®
telephony............................. 339
Car telephon y........................................ 339
T
T em
em per
per ature
ature
Setting theve hicle interior temp era-
ture....................................................... 178
Themes
Themes Fastening.............................................. .323
Thir
Thir dro
d ro w of seats
w of seats
Fo lding back the backrest on theth ird
ro w of seats.......................................... .143
Fo lding the backrest on theth ird row
of seats forw ards................................... 143
Getting in/out........................................ 115
Thr
Thr ough-loading f
ough-loading f eature
eature
see Seat
see Third row of seats
T T ie-do
ie-do wney
wn eyes
es.............................................. 147
TIREFIT kit
TIREFIT kit Declaration of conformity......................... 34 St
orage location.................................... .383
Using..................................................... 384
T
T o switc
o switc h on t
h on t he ignition
he ignition
see Vehicle
T
T oll syst
oll syst em
em
Wi ndsc reen............................................ 176
T
T ongue w
ongue w eight
eight.............................................. 440
T
T ool
ool
see Vehicle tool kit
T
T op Tet
op Tether
her...................................................... 70
T
T opping up
opping up
Topping up AdBlue ®
.............................. .220
T
T ouc
ouc h Contr
h Contr ol
ol
On-board computer................................ 310
Operating.............................................. 317
T
T ouc
ouc hpad
hpad
Operating.............................................. 317
T T ouc ouc hscr
hscr een
een
Operating.............................................. 317
Tow
Tow -awa
-a wa y pr ot
y pr otection
ection
Fu nction................................................ 106
Priming/deactivating............................. 107 Ind
ex
549
549

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

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