Page 458 of 497
W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
h
Ty re pressure monitoring
system warning lamp lights
up *T
he yellow tyre pressure monitoring system warning lamp (pressure loss/malfunction) is lit.
The tyre pressure monitoring system has de tected tyre pressure loss in at least one of the tyres. &
W
WARNING
ARNING Risk of an accident due toinsu1cient tyre pressure
R The tyres can burst.
R The tyres can wearexcessively and/or une venly.
R The driving characteristics as well as the steering 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 tra1c conditions. #
Check the tyre pressure and the tyres. Display messages and
warning/indicator lamps
455
455
Page 460 of 497

A
A
ctiv
ctiv eSt
e St eer
eer ing Assist
ing Assist
Ac tivating/deactivating.......................... 221
Ac tive Emer gency Stop Assist................ 221
Fu nction................................................ 219
System limits......................................... 219
A
A dap
dap tiv
tive br
e br ak
ake lights
e lights .................................... 206
A
A dap
dap tiv
tive cr
e cr uise contr
uise contr ol
ol
see Active Distance Assist DISTRONIC
A
A dap
dap tiv
tive Highbeam Assist
e Highbeam Assist
Ac tivating/deactivating.......................... 148
Fu nction................................................ 147
A
A dap
dap tiv
tive Highbeam Assis
e Highbeam Assist Plus t Plus
Fu nction................................................ 148
Switching on/o..................................... 149
A
A dBlue
dBlue ®
®
Ad ditives................................................ 377
Capacity................................................ 377
No tes..................................................... 190
Purit y.................................................... .377
To pping up............................................ .190
A
A dditional door lock
dditional door lock ....................................... 82
A
A dditiv
dditiv es
es
Ad Blue ®
................................................ .377 Engine oil............................................... 378
Fu
el....................................................... 375
A
A dditiv dditiv es (A
es (AdBlue
dBlue ®
®
)
)
see AdBlue ®
A
A dditiv
dditiv es (engine oil)
es (engine oil)
see Additives
A
A dditiv
dditiv es (fuel)
es (fuel)
see Fuel
A
A djus
djus ting t
ting t he headlam
he headlam p r
p range
ange ...................... 143
ATer
ATer -sales
-sales ser
service
vice
see ASS YST PLUS
Air conditioning menu
Air conditioning menu Calling up.............................................. 162
Air dis
Air distr tribution
ibution
Setting................................................... 161
Setting (MBUX multimedia system)......... 163
Air inlet
Air inlet see Air-water duct
Air pr
Air pr essure
essure
see Tyre pressure
Air v
Air v ents
ents
Ad justing (front)..................................... 165 Ad
justing (rear)...................................... 166
Air v
Air v ents
ents
see Air vents
Air
Air -conditioning syst
-conditioning syst em
em
see Climate cont rol
Air
Air -r
-recir
ecir culation mode (wit
culation mode (wit h
h/ne
/ne
par
par ticle
ticle pr
pre/lt
e/lt er)
er).......................................... 163
Air
Air -w
-wat
ater duct
er duct
Ke eping free.......................................... 319
Airbag
Airbag Activation................................................ 43
Fr ont airbag (driver, front passenger)........ 48
Installation locations................................ 48
Knee airbag............................................. 48
Overview.................................................. 48
PA SSENGER AIR BAG indicator la mps...... 52
Pro tection................................................ 49
Re duced pr otection.................................. 50
Side airbag.............................................. 48
Wi ndow airbag......................................... 48
Air0 ow
Air0ow
Setting................................................... 161
Alar Alar m syst
m syst em
em
see ATA (anti-theT alarm system) Index
457
457
Page 464 of 497

USB port...............................................
.138
Child safe
Child safe ty lock
ty lock
Re ar door................................................ .76
Re ar side wind ows................................... 77
Child seat
Child seat
Appr oval catego ries.................................62
At tach ing (no tes)..................................... .61
Basic instructions.................................... 57
Fr ont passenger seat (no tes).................... 73
Fr ont passenger seat (without auto-
matic airbag shuto.)............................... .73
ISOFIX/i-Size (/tting).............................. .66
No tes on risks and danger s...................... 58
Re commendations forch ild restraint
systems................................................... 60
Seats suitable for belt-secured child
re straint systems..................................... 70
Seats suitable for i‑Size child restraint
systems................................................... 66
Seats suitable for ISOFIX child
re straint systems..................................... 64
Securing on the co-driver seat..................74
Securing on there ar seat......................... 72
To pTe ther................................................ 69 Childr
Childr en en
Av oiding dangers in theve hicle............... .58
Basic instructions.................................... 57
Chock
Chock
Storage location..................................... 358
Chock
Chock see Chock
City lighting
City lighting.................................................. 146
Cleaning Cleaning see Care
Cleaning
Cleaning 0uid
0uid
see windscreen washer 0uid
Climat
Climat e contr
e contr ol
ol
Ac tivating/deactivating.......................... 162
Ac tivating/deactivating the A/C func-
tion (control panel).................................1 62
Ac tivating/deactivating the A/C func-
tion (MBUX multimedia system).............. 162
Ac tivating/deactivating the synchro-
nisation function (control panel)............. 163
Ac tivating/deactivating the synchro-
nisation function (MBUX multimedia
system).................................................. 163 Air-recirculation mode (with /ne parti-
cle pre/lter)...........................................1
63
Au tomatic control................................. .162
Calling up the air conditioning menu....... 162
Demisting the windscreen...................... 161
Demisting windo ws................................ 163
Fr ont air vents........................................ 165
No te...................................................... 161
Re ar air vents......................................... 166
Re sidual heat......................................... 163
Setting (MBUX multimedia system)......... 162
Setting the air distribution...................... 161
Setting the air0ow.................................. 161
Setting theve hicle interior temp era-
ture....................................................... 161
St ationary heater/ ventilation................. 164
Switching there ar wind owheater
on/o.................................................... 161
THERM ATIC cont rol panel...................... 161
THERMOTRONIC control panel............... 161
Ve ntilating theve hicle (con venience
opening).................................................. 94
Clot
Clot hes hook hes hook ................................................ 134
Co-dr Co-dr iv iver airbag
er airbag shut
shuto.
o.
see Automatic co-driver airbag shuto. Index
461
461