Page 251 of 557

Ad
justing the in stru ment lighting #
Turn brightness control 1up or down.
The lighting of the instrument display and in
th e controls in theve hicle interior is adjus‐
te d. Menus and submenus
Fu
nctions in the Service menu of the on-
board compu ter On-board computer:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand side of Touch
Control. #
Press the left-hand Touch Control.
Fu nctions in theService menu:
R Message memory (→ page 437)
R AdBlue: Adblue ®
ra nge
R Tyre pressure :
- Restarting the tyre pressure loss warning
sy stem (→ page 409)
- Checking the tyre pressure with the tyre
pressure monitoring sy stem
(→ page 405)
- Restarting the tyre pressure monitoring
sy stem (→ page 405) R
ASSYST PLUS: call up the service due date
(→ page 363)
R Engine oil le vel Calling up
the Assistance graphic display On-board computer:
, Assistance
% Ve
hicles with the instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
th e assis tance graphic in the left-hand por‐
tion of the instrument displa y.
The following displa ysare available from the
Assi stance graphic menu:
R Assis tance graphic
R Attention le vel (→ page 228) #
Toswitch between the displa ys:swipe
up wa rds or down wards on the left-hand side
of Touch Control. 248
Instrument Display and on-board computer
Page 370 of 557

Engine oil
Checking
the engine oil le vel using the oil
dip stick &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: Plug-in
hybrid: make sure that youre ad the
separate Owner's Manual. You could otherwise
fa ilto recognise dangers, e.g. due tohigh volt‐
age.
Depending on the engine, the oil dipstick may be
ins talled in the engine compartment in dif fere nt
locations. Wa
iting time before checking the oil le vel:
R Engine at normal operating temp erature: five
minutes.
R Engine not at normal operating temp erature
(e.g. the engine was only star ted brief ly): 30
minutes. #
Park theve hicle on a flat sur face. #
Remo veoil dipstick 1and wipe off. #
Slowly slide oil dipstick 1into the guide
tube tothestop, and take it out again af ter
appr oximately thre e seconds.
R Oil le vel is cor rect: oil le vel is between 2
and 3.
R Oil le velto o low: oil le vel is at 3or
belo w.
R Oil le velto o high: oil le vel is abo ve2 . #
Ifth e oil le vel is too lo w,top up with 1 l of
engine oil. #
Ifth e oil le vel is too high, drain off excess
engine oil. Consult a qualified specialist
wo rkshop.
Checking the engine oil le vel using the on-
board compu ter (E 220 d)
The engine oil le vel is de term ined during driving.
The oil le vel display is only available af ter a driv‐
ing time of up to30 minutes and if the ignition is
switched on, depending on the driving profile.
It is not possible tocor rectly measu rethe oil
le ve l if:
R The vehicle is not le vel during the measuring
process. Maintenance and care
367
Page 372 of 557

#
Follow the instructions in the service
inter val display rega rding the oil
ch ange. *
NO
TEDama gecaused bytopping up too
much engine oil To
pping up too much engine oil can cause
damage tothe engine or the catalytic con‐
ve rter. #
Have excess engine oil siphoned off at
a qu alified specialist workshop. #
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise as far
as it will go. #
Check the oil le vel again (→ page 367). Checking
the coolant le vel &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: &
WARNING Danger of bu rns from hot
coolant
The engine cooling sy stem is pressurised,
particularly when the engine is warm. If you
open the cap, you could be scalded byhot
coolant spr aying out. #
Let the mo tor cool down before opening
th e cap. #
When opening the cap, wearglove s and
pr otective eyew ear. Maintenance and care
369
Page 528 of 557

Engine number
........................................ 423
Engine oil ................................................ .368
Ad ditives .............................................4 30
Che cking the oil le vel using the oil
dipstick ................................................ 367
Checking the oil le vel using the on-
board computer ................................... 367
Filling capacity .....................................4 31
MB-F reigabe or MB-Appr oval .............. .431
To pping up ...........................................3 68
Entering characters
Fu nction/no tes .................................... 274
On theto uchpad .................................. 275
Using the controller ............................. 275
ERA-GLONASS test mode
St arting/ending .................................. 322
ESC (Elect ronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
(Electronic Stability Prog ram) ....... 181
Crosswind Assist ................................ .184
Fu nction/no tes .................................... 181
Switching on/off ................................. 184
Tr ailer stabilisation .............................. 184
EU type appr oval number ....................... 423 Exterior lighting
Care ..................................................... 374
Exterior lighting see Lights F
Fa tigue warning
see ATTENTION ASSIST
Fa ult message
see Displ aymessa ge
Favo urites
Ad ding .................................................2 72
Calling up ............................................ 272
Del eting .............................................. .273
Moving .................................................2 73
Overview ............................................. 272
Re naming ............................................ 273
Fi lling station sear ch
St arting an automatic filling station
sear ch................................................. 290
Switching the automatic filling sta‐
tion sear chon/off ...............................2 93
Fire extinguisher ..................................... 381 Fi
rs t-aid kit (soft sided) .......................... 380
Flacon Inse rting/ removing ............................. 14 5
Flat ty re
MOExtended tyres ...............................3 81
No tes ................................................... 381
TIREFIT kit ...........................................3 83
Wheel change ...................................... 414
Flat ty re
see Breakdown
Floor mat .................................................. 12 2
Fo g light (extended range) ......................1 27
Fr ag rance
see Frag rance sy stem
Fr ag rance sy stem .................................... 14 5
Inserting/removing theflacon ............ .145
Setting ................................................. 14 5
Fr equencies
Mobile phone ...................................... 422
Tw o-w ayradio ...................................... 422
Fr equency band
Selecting (on-board computer) ............ 252 Index
525