2020 MERCEDES-BENZ GLS SUV low beam

Lights
Display messages
Possible causes/consequences and M
MSolutions
: Left dipped beam (examp le) *T
he cor responding light source is defective. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
% LED light sources: the display message forth e cor responding light appears only when allthe light-emitting
diodes in the light are faulty.
: Malfunction See Owner's
Manual *T
heexterior lighting is malfunctioning. #
Consult a qualified specialist workshop.
* Ve hicles with a trailer hitch: a fuse may haveblown. #
Stop theve hicle in accordance with the tra ffic conditions. #
Check the fuses and replace them if necessary (/ page 390).
:
Automatic driving lights
inoperative *T
he light sensor is malfunctioning. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 439

Instrument display
Depending on
the display setting, the positions
of the indicator lamps on the instrument display
may dif fer from theex ample shown.
Indicator and warning lamps:
6 Re
stra int sy stem (/ page 492)
ü Seat belt (/
page 492)
ï Trailer hit ch (/page 493)
Ù Powe rst eering (/ page 493)
ÿ Coolanttemp erature (/ page 495)
; Engine diagnostics (/
page 495)
% Preglow #
Elect
rical fault (/ page 495)
8 Re
ser vefuel with fuel filler flap loca‐
tion indicator (/ page 495)
! Elect
ric pa rking brake (red)
(/ page 498)
! Electric parking brake (yellow)
(/
page 498)
J Brakes (yellow) (/
page 498)
J Brakes (red) (/
page 498)
L Distance warning (/ page 500)
ä AIRMATIC/E -ACTIVE BODY CON‐
TROL (/ page 500)
! ABS (/
page 502)
÷ ESP®
(/ page 502)
å ESP®
OFF (/ page 502)
h Ty
re pressure monitoring sy stem
(/ page 504)
T St
anding lights (/ page156)
L Low beam (
/page 156)
K High beam (/
page158)
#! Tu
rn signal lights (/ page158) R
Re
ar fog lamp (/ page156) Displ
aymessa ges and warning/indicator lamps 491

Ru
nning boards..................................... 369
Seat belt................................................ 370
Seat co ver............................................. 370
Senso rs................................................. 369
St eering wheel....................................... 370
Ta ilpipes................................................ 369
Tr ailer hit ch........................................... 369
Wa shing byhand................................... 367
Wheels/rims.........................................3 69
Wi ndo ws................................................ 369
Wi per blades.........................................3 69
Carpet (Care)............................................. 370
Changing gears
Manually. ............................................... 207
Changing hub caps................................... 402
Changing the lights Driving ab road (symm etrical low
beam).................................................... 15 6
Cha rging
Bat tery (vehicle).................................... 384
Mobile phone (wireless).........................1 51
USB port................................................1 50
Child saf ety lock
Re ar door................................................ .75Re
ar side wind ows................................... 77
Child seat App rova l categories................................ .60
At tach ing (no tes).....................................59
Basic instructions.................................... 55
Fr ont passenger seat (no tes)...................73
Fr ont passenger seat (without auto‐
matic airbag shutoff)...............................73
ISOFIX/i-Size (fitting).............................. 64
No tes on risks and dangers..................... 56
Re commended child restra int sy stems.... 58
Seats suitable for belt-secu redch ild
re stra int sy stems..................................... 69
Seats suitable for i‑Size child
re stra int sy stems..................................... 64
Seats suitable for ISOFIX child
re stra int sy stems..................................... 62
Securing on the co-driver seat................. 74
Secu ring on there ar seat........................ 71
To pTe ther............................................... 68
Children Avoiding dangers in theve hicle............... 56
Basic instructions.................................... 55
Chock Storage location.................................... 401 Chock
see Chock
Cleaning see Care
Climate control Activating/deactivating (rear operat‐
ing unit)................................................ .175
Ac tivating/deactivating the A/C
function (cont rol panel)........................ .175
Ac tivating/deactivating the A/C
function (MBUX multimedia sy stem)...... 176
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel)............ 17 7
Ac tivating/deactivating the synchro‐
nisation function (MBUX multimedia
sy stem).................................................. 17 7
Air-reci rculation mode.......................... .177
Au tomatic control.................................. 176
Au tomatically controlling (rear oper‐
ating unit).............................................. 176
Calling up the air conditioning menu..... 175
Demi sting the windscreen..................... 174
Demi sting windo ws................................ 17 7
Fr ont air vents....................................... 184
Glo vebox air vent.................................. 186 Index
511

D
Dashboa rd
see Cockpit
Data acquisition Vehicle.................................................... 34
Data pr otection rights
Data storage............................................ 38
Data storage
Data pr otection rights............................. 38
Electro nic control units........................... 34
Online service s........................................ 37
Ve hicle.................................................... 34
Deactivating the alarm (A TA ).................... 103
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility.................26
Jack......................................................... 30
Specific absor ption rate.......................... 26
TIREFIT kit............................................... 31
Wi reless vehicle components.................. 26
Decorative foil (cleaning instructions) .... 368DeNOx agent
see AdBlue ®
De stination entry
En tering a POI or address...................... 326
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ..............................31
Diesel Low outside temp eratures..................... 420
No tes....................................................4 20
Digital Owner's Manual .............................. 20
Dinghy towing
see Tow- bar sy stem
Dipped beam Setting................................................... 16 2
DIRECT SELECT le ver
Engaging drive position......................... 206
Engaging neutral................................... 205
Engaging pa rkposition.......................... 206
Enga ging park position automatically....2 06
Engaging reve rsege ar........................... 205
Fu nction................................................ 204
Displ ay(care) ............................................ .370 Display (MBUX multimedia sy
stem)
Home screen........................................ .312
Display (multimedia sy stem)
Operating.............................................. .313
Display (on-boa rdcompu ter)
Displ ays on the multifunction displa y.... 308
Displ aymessage
Calling up (on-board compu ter)............. 433
No tes....................................................4 33
Display messages ¯ - - - km/h ...................................... 461
ç - - - km/h ..................................... 462
È - - - km/h ...................................... 461
# 12V battery See Owner's Man‐
ual......................................................... 479
Û 48 V battery See Owner's Man‐
ual......................................................... 480
: Active Light Sy stem inoperative... 440
¯ AdBlue sy stem fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km................................................. .487 Index
513

:
Left dipped beam (e xamp le)........ .439
6 Left wind owbag malfunction
Consult workshop (e xample)................ .434
 Lowe ring....................................... 472
: Malfunction See Owner's Man‐
ual......................................................... 439
î Max. speed 40 km/h...................4 64
ð Maximum speed exceeded ........... 463
î Notpossible in cur rent drive
program ................................................ 464
Ø ..................................................... 486
ç Off................................................ 462
ë Off................................................ 460
ï Operation only possible in
transmission position P .........................443
! Parking brake See Owner's
Manual .................................................. 455
Á Please reduce speed .................... 473
Ý Please wait 48 V battery charg‐
ing ........................................................ .481 h
Rectify tyre pressure.................... 483
Ø Refill Ad Blue See Owne r’s
Manual.................................................. 485
! Release parking brake .................. 458
¸ Replace air cleaner ...................... 452
Á Replace key.................................. 437
8 Reser vefuel le vel......................... 452
6 Restra int sys. malfunction Con‐
sult workshop........................................ 434
# See Owner's Manual....................4 79
y Siderunning board not exten‐
ded........................................................ 445
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual ......446
Ù Steering malfunction Stop
immediately See Owner's Manual .........446
# Stop vehicle Lea veengine run‐
ning ....................................................... 480
# Stop vehicle See Owner's Man‐
ual......................................................... 480 ç
suspended................................... 462
: Switch off lights...........................4 40
: Switch on headla mps................... 440
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual......... 486
+ Top up coolant See Owner ’s
Manual.................................................. 450
¥ Top up washer fluid ...................... 450
ï Trailer coupling extending…......... 443
! Turn on the ignition torelease
th e parking brake..................................4 59
d Vehicle is operational Switch
off ignition before exiting..................... .443
Á Vehicle rising Please wait............ .472
Á Vehicle rising................................4 72
h Warning tyre defect..................... .484
h Wheel sensor(s) missing .............. 482
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss................................................ 486 Index
515

Ty
re press. monitor inoperative.............4 82
Ty re press. monitor inoperative No
wheel sensors ...................................... .482
Ty re(s) ove rheated................................. 484
Up date failed ........................................ .442
Up date failed Software remains
unchanged........................................... .442
Up date successfully comple ted............. 442
Wi thout changing gear, consult work‐
shop......................................................4 54
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door loc k................................ .81
Child saf ety lock (rear door).................... 75
Locking (emergency key)......................... 84
Opening (from inside).............................. 82
Po we r closing function............................ 84Un
locking (emer gency key)..................... 84
Un locking (from inside).......................... .82
Door cont rol panel....................................... 14
Door cont rol panel (rear) ............................ 16
Downhill driving assistance see DSR
Dr aw bar
see Tow- bar sy stem
Drive Away Assist ...................................... 292
Drive Away Assist
see Pr otection against collision
Drive position Enga ging............................................... 206
Drive prog ram display .............................. 203
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical low beam.......................... 15 6
Driving saf ety sy stem
ABS (Anti-lock Braking Sy stem).............2 26Ac
tive Brake Assi st................................ 24 8
Ad aptive brake lights............................. 231
BA S (Brake Assi stSystem).................... 227
Cameras................................................ 224
EBD (Elect ronic Brake forc e Distribu‐
tion).......................................................2 30
ESP ®
Crosswind Assis t.......................... 228
ESP ®
trailer stabilisation...................... .228
Off-road ABS......................................... 226
Overview.............................................. .225
Ra dar and ultrasonic sensor s................ 224
Re sponsibility........................................2 24
ST EER CONTROL................................... 230
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 518
Index

see Cruise control
see Driving saf ety sy stem
see DSR
see E- ACTIVE BODY CONTROL
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera
see Speed Limit Assist
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical low
beam )................................................... .156
Gene ral driving tips.............................. .192
optimised acceleration.......................... 191
Ru nning-in no tes.................................... 19 0
Dr ow siness de tection
see ATTENTION ASSIST
DSR Activating/deactivating................. 244,24 5
Changing theta rget speed.................... 24 5
Fu nction................................................ 24 4
No tes..................................................... 24 4Dynamic handling cont
rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT
Configuri ng drive program I................... 203
Displaying engine da ta.......................... 204
Displaying vehicle dat a.......................... 204
Drive program displ ay........................... 203
Drive programs...................................... 201
Fu nction................................................ 201
Ope rating (DYNAMIC SELECT switch)... 203
Selecting the drive prog ram.................. 203 E
E- AC TIVE BODY CONT ROL
Individual wheel control.........................2 73
Re covery mode...................................... 272
Setting the le vel..................................... 273
Suspension........................................... 269
E10.............................................................. 419
Easy entry feature
Fu nction/no tes..................................... 12 6
Easy exitfeature
Fu nction/no tes..................................... 12 6EBD (Electronic Brake
forc e Distribu‐
tion)
Function/no tes..................................... 230
ECO Assi st
Fu nction/no tes..................................... 19 9
ECO display Function................................................ 19 9
ECO start/s top function
Au tomatic engine start.......................... 197
Au tomatic engine stop...........................1 97
Operation..............................................1 97
Switching off/on................................... 19 8
Electric pa rking brake
Applying automaticall y.......................... 221
Applying or releasing manuall y.............. 222
Emergency braking................................ 223
Re leasing automaticall y......................... 222
Electrical fuses see Fuses
Electrohydraulic suspension see E- ACTIVE BODY CONTROL
Electromagnetic compatibility Declaration of conformity........................ 26 Index
519

Overview.................................................
78
Problem................................................... 81
Un locking setting.................................... 79
Ke y functions
Deactivating............................................79
KEYLESS-GO Locking theve hicle..................................83
Problem................................................... 83
Un locking setting.................................... 79
Un locking theve hicle.............................. 83
Kickdown Using..................................................... 208
Knee airbag .................................................. 45 L
Lamp see Interior lighting
Lamps (instrument display) see Warning/indicator lamps
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist
see Active Lane Keeping Assist LED light
see Intelligent Light Sy stem
Leg rest
At tach ing/ removing the additional
cushion..................................................1 12
Le vel control sy stem
see AIRMATIC
see E- ACTIVE BODY CONTROL
Light switch Overview...............................................1 56
Lighting see Interior lighting
see Lights
Lights Active headla mps.................................. 15 9
Ad aptive Highbeam Assist Plus.............. 161
Au tomatic driving lights........................ .157
Combination swit ch............................... 15 8
Corne ring light....................................... 15 9
Driving ab road (symm etrical low
beam).................................................... 15 6
Fo g light (extended range)..................... 16 0
Haza rdwa rning light s............................ 15 8
Headla mpflashin g................................. 15 8High beam.............................................
15 8
Intellige nt Light Sy stem......................... 15 9
Light switc h........................................... 15 6
Low beam.............................................. 15 6
Mo torw ay mode..................................... 16 0
Off-road light.......................................... 161
Pa rking lights........................................ .156
Re ar fog light......................................... 15 6
Re sponsibility for lighting sy stems........ 15 6
Setting the dipped beam....................... 16 2
Setting theex terior lighting switch-
off delay time........................................1 63
St anding lights....................................... 15 6
Switching the sur round lighting on/
off......................................................... .163
Tu rn signal indicator.............................. 15 8
Limiter Activating.............................................. 235
Buttons.................................................. 235
Calling up a spee d................................. 235
Deactivating.......................................... 235
Fu nction................................................ 234
Pa ssive mode........................................ 234
Pe rm anent setting................................ .236
Re quirements........................................ 235 524
Index