Page 495 of 541

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
ÿ
Coolant warning lamp (yel-
low) *T
he yellow coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The charge air, transmission oil or battery cooling is faulty
R The radiator shutters are bloc ked or defective #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop.
; Engine diagnosis warning
lamp *T
he yellow engine diagnostics warning lamp is lit while the engine is running.
A malfunction has occur red in the engine, theex haust system or the fuel system.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a quali/ed specialist workshop.
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times aTer refuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency ope ration mode is cancelled. The vehicle need not
be checked. 492
492
Display messages and
warning/indicator lamps
Page 512 of 541

_
2nd seat row, right Not loc ked...... 443
# 12 V battery See Owner's Man-
ual......................................................... 473
ò Acoustic presence indicator
inoperative............................................ .432
: Active Light System inoperative..... 426
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 482
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 481
¯ AdBlue system fault Engine
start not possible................................... 482
¯ AdBlue system fault See Own-
er's Manual............................................ 481
5 Add 1 litre engine oil when next
re fuelling ............................................... 483
é ATTENTION ASSIST inoperati ve..... 456
é ATTENTION ASSIS T:Take a
break!.................................................... 456 :
Automatic driving lights inoper-
ative...................................................... 426
Û Battery overheated Stop, every-
body out! Outdoors if possible ................ 434
û Before starting the engine, turn
th e steering wheel.................................. 441
Á Change key batteries .................... 423
è Charger cable connected .............. 432
J Check brake 0uid le vel.................. 455
ï Check trailer hitch lock (white
display message) .................................... 438
h Check tyre(s) ................................ 476
! Clean the fuel /lter....................... 446
ÿ Coolant Stop vehicle Switch
engine o............................................... 445
! currently una vailable See Own-
er's Manual............................................4 68
÷ currently una vailable See Own-
er's Manual............................................4 695
Engine oil le vel cannot be meas-
ured....................................................... 484
5 Engine oil le velRe duce oil le vel..... 483
5 Engine oil le velSt op vehicle
Switch engine o.................................... 483
5 Engine oil pressure Stop Switch
o. engine.............................................. 484
ä Fault Drive at max. 80 km/h ......... 467
6 Front leT malfunction Consult
wo rkshop (e xample)...............................4 20
& inoperative Battery low................. 429
& inoperative Char geHV battery...... 430
& inoperati veHigh-voltage battery
ch arging inco mplete ............................... 430
& inoperative Refuel vehicle............. .430
& inoperative See Owner's Man........ 429
! inoperative See Owner's Manual.. .469
÷ inoperative See Owner's Manual.. .470
T inoperative See Owner's Manual.. .471
G Inoperative................................... 472 Index
509 509
Page 519 of 541

Engine oil
Engine oil
Additives................................................ 408
Capacity................................................ 409
Checking the oil le vel using the on-
board computer.....................................3 45
MB-F reigabe or MB-Appr oval................. .409
Quality................................................... 409
To pping up............................................ .345
ERA
ERA -GL -GLON
ONASS tASS t es
est modet mode
St arting/ending.................................... .333
Err
Err or message
or message
see Display message
ESC (Electr
ESC (Electr onicSt
onic Stability Contr
ability Contr ol)
ol)
see ESP ®
(Elect ronic Stability Prog ram)
ESP
ESP ®
®
Crosswind Assis t.................................... 229
Tr ailer stabilisatio n................................. 230
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 230
Fu nction/no tes...................................... 228
EU type approv
EU type appr oval number
al number ............................. 401
Ext
Ext er
erior lighting
ior lighting
Car e...................................................... 353 Ext
Ext
er
erior lighting
ior lighting
see Lights F
F
F
F atigue det
atigue det ection
ection
see ATTENTION ASSIST
F
F ir
ir e e
e e xtinguisher
xtinguisher.......................................... 358
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................. 358
Flat to
Flat towing
wing
see Tow- bar system
Flat tyre
Flat tyre MOExtended tyres................................. 359
No tes..................................................... 359
TIREFIT kit.............................................. 361
Wheel chang e........................................ 389
Floor mats
Floor mats................................................... 137
F F oil cov
oil cov er
ering
ing
Ra dar and ultrasonic sensor s................. 226
Fr
Fr ee
ee soTw
soTw are
are................................................. 45
Fr
Fr eq
eq uencies
uencies
Mobile phone......................................... 399
Tw o-w ayradio........................................ 399
Fr
Fr ont airbag (dr
ont airbag (dr iv
iver
er , fr
, fr ont passeng
ont passeng er)
er).............. 52 F
F
r
ront passeng
ont passeng er seat
er seat
see Load compartment
see Seat
Fr Fr ont wheel ar ch
ont wheel ar ch
Fi tting/removing the co ver..................... 149
Fr
Fr ont wheel arc
ont wheel arc h cov
h cover
er
Fi tting/removing.................................... 149
F
F uel
uel
Additives................................................ 405
Diesel.................................................... 405
E10........................................................ 404
Fu elreser ve........................................... 406
Low outside temp eratures...................... 405
Pe trol..................................................... 404
Quality (diesel )....................................... 405
Quality (petrol)....................................... 404
Re fuellin g.............................................. .194
Sulphur content..................................... 404
Ta nk content.......................................... 406
F F uel consump
uel consump tion indicat
tion indicator
or
Calling up.............................................. 189
F
F unction seat
unction seat
see Door cont rol panel 516
516
Index