2021 MERCEDES-BENZ GLS SUV service

Fr
ont airbag (driver, front passenger)........ 48
Installation locations................................ 48
Knee airbag............................................. 48
Overview.................................................. 48
PA SSENGER AIR BAG indicator la mps...... 53
Pr otection................................................ 49
Re duced pr otection.................................. 50
Side airbag.............................................. 48
Wi ndow airbag......................................... 48
Air0 ow
Air0ow
Setting................................................... 178
AIRMA AIRMA TIC
TIC
Setting................................................... 269
Suspension............................................ 267
Alar
Alar m syst m syst em
em
see ATA (anti-theT alarm system)
All-wheel dr
All-wheel dr ive
ive
see 4M ATIC
Ambient lighting
Ambient lighting Setting (MBUX multimedia system)........ .167
Andr
Andr oid A
oid A uto
uto
see Smartphone integ ration
Animals
Animals Pets in theve hicle.................................... 80 Anti-loc
Anti-loc k br
k braking syst
aking syst em
em
see ABS (Anti-lock Braking System)
Anti-skid c
Anti-skid c hains
hains
see Sn owchains
Anti-t
Anti-theT heTprot
pr otection
ection
Ad ditional door loc k................................. 84
Immobiliser............................................ 105
Anti-t
Anti-theT heTprot
pr otection
ection
see ATA (anti-theT alarm system)
Anticipat
Anticipat or
ory occupant pr ot
y occupant pr otection
ection
see PRE-SAFE ®
(anticipatory occu-
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay
Apple CarPlay ®
®
see Smartphone integ ration
Assist
Assist ance syst
ance syst ems
ems
see Driving saf ety sy stem
ASS YS
ASS YST PL
T PL US
US
Battery disconnection period s................ 365
Displaying the service due dat e.............. 364
Fu nction/no tes...................................... 364
Re gular maintenance work..................... 364 Special service
requ irements................. 364
A
A T
TA
A (anti-t
(anti-theT heTalar
alarm syst
m syst em)
em)
Deactivating the alarm........................... 106
Fu nction................................................ 105
Interior pr otection function.....................1 07
Priming/deactivating interior pr otec-
tion........................................................ 107
Priming/deactivating tow- awa y pro-
te ction................................................... 107
To w- awa y protection function................. 106
A
A TTENTION ASSIST TTENTION ASSIST
Function................................................ 237
Setting.................................................. .238
System limitations.................................. 237
A
A tt
tt ention assist
ention assist ant
ant
see ATTENTION ASSIST
A
A ut
ut hor
hor ised w
ised w ork
orkshop
shop
see Quali/ed specialist workshop
A
A ut
ut omatic car w
omatic car w ash mode
ash mode
Ac tivating............................................... 373
A
A ut
ut omatic co-dr
omatic co-dr iv
iver airbag
er airbag shut
shuto.
o.
Fu nction of co-driver airbag shuto........... 51
A
A ut
ut omatic dist
omatic dist ance contr
ance control
ol
see Active Distance Assist DISTRONIC Index
521
521

Dat
Dat
a st
a st or
or age
age
Data pr otection rights.............................. 41
Electronic control units............................ 38
Online services........................................ 41
Ve hicle..................................................... 38
Deactiv Deactiv ating t
ating the alar
he alar m (AT
m (ATA)
A)........................ .106
Dealer Dealer ship ship
see Quali/ed specialist workshop
Declar
Declar ation of conf
ation of conf or
ormity
mity
Elect romagnetic compatibilit y.................. 26
Impor ter addresses.................................. 33
Jack......................................................... 34
Speci/c absor ption rate........................... 27
TIREFIT kit................................................ 34
Wi reless vehicle component s................... 27
Decor
Decor ativ
ativ e f e foil (cleaning ins
oil (cleaning instr tructions)
uctions)........... 375
DeN
DeNOx ag Ox ag ent
ent
see AdBlue ®
Des
Destination entry tination entry
Entering a POI or addres s....................... 331
Det
Det ecting inatt
ecting inatt entiv
entiveness
eness
see ATTENTION ASSIST
Diagnos
Diagnostics connection tics connection.................................. 35 Diesel
Diesel
Low outside tempe ratures...................... 427
No tes..................................................... 427
Digit
Digit al Owner's Manual
al Owner's Manual.................................. 20
Dingh
Dingh yto
y to wing
wing
see Tow- bar system
DIRECT SELECT lev
DIRECT SELECT lev er
er
Engageing reve rsege ar.......................... 210
Engaging drive position.......................... 211
Engaging neutral................................... .210
Engaging park position automaticall y...... 210
Fu nction................................................ 209
Selecting park position........................... 210
Displa
Displa y (car
y (care)
e)............................................... 378
Displa
Displa y (MBUX multimedia syst
y (MBUX multimedia syst em)
em)
Home sc reen.........................................3 16
Operating.............................................. 317
Displa
Displa y (on-boar
y (on-boar d com
d comput
puter)
er)
Displa yson the inst rument displa y......... 312
Displa
Displa y in t
y in the windscr
he windscr een
een
see Head-up display
Displa
Displa y message
y message
Calling up (on-board computer).............. 442 No
tes..................................................... 442
Displa
Displa y messag
y messag es
es
ç - - - km/h .................................... .473
È - - - km/h..................................... 472
h - - - km/h..................................... 472
# 12 V battery See Owner's Man-
ual......................................................... 492
Û 48 V battery See Owner's Man-
ual......................................................... 494
: Active Light System inoperative..... 449
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 501
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 500
¯ AdBlue system fault Engine
start not possible................................... 501
¯ AdBlue system fault See Own-
er's Manual............................................ 500 526 526
Ind
ex

Switching mo
torw ay information
on/o.................................................... 333
Massag
Massag e pr
e progr
ogrammes
ammes
Overview................................................ 124
Re setting the settings............................ 124
Selecting the front seats........................1 24
Maximum design speed
Maximum design speed
see Limiter
Maximum per
Maximum per missiblegr
missible gross v
oss v ehicle w
ehicle w eight
eight... 423
MBUX Int
MBUX Int er
erior Assist
ior Assist ant
ant
Overview................................................ 320
Switching there ading light on/o.
(contactless).......................................... 321
Switching the sear chlight on/o.
(contactless). ......................................... 321
MBUX multimedia syst
MBUX multimedia syst em em
Ac tivating/deactivating standby mode... 229
Collision de tection (par kedve hicle)........ 228
Con/guring drive prog ram I................... .207
Home screen......................................... 316
No tes..................................................... 315
Operating theto uchscreen..................... 317
Overview................................................ 315
Re storing (fac tory settings).................... 328 Setting
route-based speed adap tation.... 248
Setting the air distribution...................... 180
Setting the frag rance system.................. 182
Setting there ar climate cont rol.............. 180
Setting the stationary heater/ventila-
tion........................................................ 185
St andby mode function.......................... 228
Switching ionisation on/o..................... 182
MBUX multimedia syst
MBUX multimedia syst em em
see Displ ay(MBUX multimedia system)
see MBUX Interior Assistant
Media
Media Overvi ewofthe functions and symbols.. .356
Media mode
Media mode Connecting Blue tooth ®
audio equip-
ment..................................................... .358
Medical aids
Medical aids................................................... 37
Memor
Memor y function
y function
Fu nction................................................ 130
Head-up display — Calling up stored
settings.................................................. 131
Head-up display — Storing settings......... 131
Operating............................................. .131 Outside mir
rors — Calling up stored
settings................................................. .131
Outside mir rors —St oring settings.......... 131
Seat — Calling up stored settings........... .131
Seat — Storing settings.......................... .131
Memor
Memor y function in t
y function in t he r
he rear passeng
ear passeng er
er
com
com par
partment
tment
Fu nction................................................ 131
Ope rating rear seats.............................. 132
Operating the front passenger seat
and rear seat......................................... 133
Menu (on-boar
Menu (on-boar d com
d com put
puter)
er)
Head-up displ ay..................................... 313
Overview................................................ 310
Mer
Mer cedes me app
cedes me app
Information............................................ 346
No tes...................................................... .24
on-demand feature................................... 24
Mer
Mer cedes me calls cedes me calls
Ar ranging a service appointment............ 342
Calling the Mercedes-Benz customer
centre.................................................... 341 Index
539
539

N
N
eutr
eutr al
al
Engaging................................................ 210
N
Noise oise
Wheels and tyres................................... 400
Wheels/tyres......................................... 400 O
O
Occupant safe
Occupant safe ty
ty
see Airbag
see Automatic co-driver airbag shuto.
see Automatic measures aTer an accident
see Child seat
see Pets in theve hicle
see Post-collision brake
see PRE-SAFE ®
(anticipa tory occu-
pant pr otection)
see PRE-SAFE ®
Impulse Side
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
see Restraint system
see Seat belt
O. -r
O.-r oad oadAssist
Assist
Setting................................................... 280
O. -r
O.-r oad
oaddr
driving
iving........................................... .198 O.-r
O.-r
oad
oaddr
driving
iving
see O.- road driving
O.-r
O.-r oad
oadESP
ESP®
®
(Electr
(Electr onicSt
onic Stability Pr
ability Pr o-
o-
gr
gr am)
am)
Switching on/o..................................... 234
O.-r
O.-r oad
oad light
light............................................... .164
O.r
O.r oad
oad Score
Score
Displaying.............................................. 208
Oil
Oil see Engine oil
On-boar
On-boar d com
d com put
puter
er
Displaying the service due dat e.............. 364
Head-up display menu............................ 313
Instrument display................................. 312
Menu overview.......................................3 10
Operating.............................................. 310
On-boar
On-boar d diagnos d diagnostics int tics interf
erface
ace
see Diagnostics connection
On-boar On-boar d electr d electrical syst
ical syst em batt
em batter
ery (12 V)
y (12 V)
Charging................................................ 391
Re placing.............................................. .392
St arting assis tance............................... .391 On-boar On-boar
d electr
d electronics
onics
Engine electronics................................. 420
No tes..................................................... 420
Tw o-w ayradios...................................... 420
on-demand f on-demand f eature
eature
Ac tivating................................................. 24
No tes...................................................... .24
Online ser
Online ser vices
vices
Data storag e............................................ 41
Online ser
Online ser vices
vices
see In-Car O1ce
Open-sour
Open-sour ce
cesoTw
soTw are
are.................................... 41
Opening t
Opening t he t
he tailg
ailgat
ate using y
e using y our f
our foot
oot
HANDS-FREE ACCESS............................. 93
Oper
Oper ating
ating 0uids
0uids
Ad Blue ®
................................................ .429
Ad ditives (fuel)....................................... 427
Brake 0uid............................................. 432
Coolant (engine).................................... 432
Engine oil............................................... 430
Fu el (diesel)........................................... 427
Fu el (petrol)........................................... 426
No tes..................................................... 425
windscreen washer 0uid........................ .433 Index
541 541