Page 509 of 557

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions #
Notethe messages on the instrument displa y.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the low
he lower end of t
er end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Consult a quali/ed specialist workshop.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the upper end of t
he upper end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Exit theve hicle and keep a safe distance from it until the engine has cooled down. #
Check the coolant le vel (/ page 365). #
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. 506
506
Displ
aymessages and warning/indicator lamps
Page 527 of 557

Engaging park position automaticall
y...... 187
Fu nction................................................ 186
Selecting park position........................... 187
Displa
Displa y (car
y (care)
e)............................................... 372
Displa
Displa y (MBUX multimedia syst
y (MBUX multimedia syst em)
em)
Home sc reen......................................... 313
Operating.............................................. 314
Displa
Displa y (on-boar
y (on-boar d com
d comput
puter)
er)
Displa yson the inst rument displa y......... 286
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).............. 433
No tes..................................................... 433
Displa
Displa y messag y messag es
es
ç - - - km/h.................................... .470
00CB - - - km/h..................................... 469
h - - - km/h..................................... 469
003D 12 V battery See Owner's Man-
ual......................................................... 486
00D7 48 V battery See Owner's Man-
ual......................................................... 488 ò
Acoustic presence indicator
inoperative............................................ .447
: Active Light System inoperative..... 441
0099 AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 496
0099 AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 495
0099 AdBlue system fault Engine
start not possible................................... 496
0099 AdBlue system fault See Own-
er's Manual............................................ 495
00B3 Add 1 litre engine oil when next
re fuelling ............................................... 497
é ATTENTION ASSIST inoperati ve..... 468
é ATTENTION ASSIS T:Take a
break!.................................................... 468
: Automatic driving lights inoper-
ative...................................................... 441 00D7
Battery overheated Stop, every-
body out! Outdoors if possible ................ 449
Á Change key batteries .................... 438
00E5 Charger cable connected .............. 447
004D Check brake 0uid le vel.................. 467
00B3 Check eng. oil le v.when next
re fuelling ............................................... 497
ï Check trailer hitch lo ck(white
display message) .................................... 453
0077 Check tyre(s) ................................ 490
003A Clean the fuel /lter....................... 460
ÿ Coolant Stop vehicle Switch
engine o............................................... 459
0025 currently una vailable See Own-
er's Manual............................................4 81
00E5 currently una vailable See Own-
er's Manual............................................4 82
00B3 Engine oil le vel cannot be meas-
ured....................................................... 499
00B3 Engine oil le velRe duce oil le vel..... 498 524 524
Index
Page 534 of 557

Engine oil
Engine oil
Additives................................................ 423
Capacity........................................ 423, 424
Checking the oil le vel using the oil
dipstick.................................................. 362
Checking the oil le vel using the on-
board computer.....................................3 63
MB-F reigabe or MB-Appr oval.......... 423, 424
Quality.......................................... .423, 424
To pping up............................................ .364
ERA
ERA -GL -GLON
ONASS tASS t es
est modet mode
St arting/ending.................................... .350
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.................................... 220
Tr ailer stabilisatio n................................. 220
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 220
Fu nction/no tes...................................... 219
EU type approv
EU type appr oval number
al number ............................. 415 Ext
Ext er
erior lighting
ior lighting
Car e...................................................... 370
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.......................................... 375
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................. 375
Flacon
Flacon Inserting/removing................................ 154
Flat to
Flat towing
wing
see Tow- bar system
Flat tyre
Flat tyre MOExtended tyres................................. 376
Notes..................................................... 376
TIREFIT kit.............................................. 378
Wheel chang e........................................ 405
Floor mats
Floor mats................................................... 132
F F og light (enhanced)
og light (enhanced) .................................... .138
F
F oil cov
oil cov er
er ing
ing
Ra dar and ultrasonic sensor s................. 216 F
F
r
ragr
agr ance
ance
see Frag rance system
Fr
Fr agr
agr ance syst
ance syst em
em
Inserting/ removing the 0acon................1 54
Setting................................................... 153
Fr
Fr ee
ee soTw
soTw are
are................................................. 42
Fr
Fr eq
eq uencies
uencies
Mobile phone......................................... 413
Tw o-w ayradio........................................ 413
Fr
Fr ont airbag (dr
ont airbag (dr iv
iver
er , fr
, fr ont passeng
ont passeng er)
er).............. 50
Fr
Fr ont passeng
ont passeng er seat
er seat
see Seat
F
F uel
uel
Additives................................................ 419
Diesel.................................................... 420
E10........................................................ 418
Fu elreser ve........................................... 421
Low outside temp eratures...................... 420
Pe trol..................................................... 418
Quality (diesel )....................................... 420
Quality (petrol)....................................... 418
Re fuellin g.............................................. .190
Sulphur content..................................... 418
Ta nk content.......................................... 421 Ind
ex
531 531