2020 MERCEDES-BENZ METRIS USB port

Selecting the display units (vehi-
cle without steering wheel but-
tons) ..............................................
180
Trip meter
see Trip odometer
Trip odometer
Displaying (vehicle with steering
wheel buttons) ............................... 183
Displaying (vehicle without steer-
ing wheel buttons) ......................... 177
Resetting (vehicle with steering
wheel buttons) ............................... 185
Resetting (vehicle without steer-
ing wheel buttons) ......................... 177
Setting the display unit (vehicle
with steering wheel buttons) ......... 192
Setting the display unit (vehicle
without steering wheel buttons) .... 180
Truck
see Vehicle
Truck key
see SmartKey
Turn signal
Changing bulbs (additional turn
signals) .......................................... 107
Turn signals
Display messages (vehicle with
steering wheel buttons) ................. 216
Display messages (vehicle with-
out steering wheel buttons) ........... 202
Replacing bulbs (front) ................... 107
Replacing bulbs (rear) .................... 108
Switching on/off ........................... 101
Trailer display messages (vehicle
with steering wheel buttons) ......... 216
Trailer display messages (vehicle
without steering wheel buttons) .... 202
Turn signals
see Turn signals
Two-way radios
Type approval/frequency .............. 304
TWR (Tongue Weight Rating) (def-
inition) ................................................ 297
Type identification plate
see Vehicle identification plate U
Unlocking Emergency unlocking
....................... 73
From inside the vehicle (central
unlocking button) ............................. 75
With emergency key element ........... 72
USB (audio)
Playing ........................................... 187 V
Vanity mirror Changing a bulb (mirror lamp)

....... 104
Sun visor ........................................ 239
Vehicle
Data acquisition ............................... 35
Display messages (vehicle with
steering wheel buttons) ................. 225
Display messages (vehicle with-
out steering wheel buttons) ........... 208
Electronics ..................................... 304
Emergency unlocking ....................... 72
Equipment ....................................... 27
Limited Warranty ............................. 27
Loading .......................................... 289
Locking (in an emergency) ............... 73
Locking (SmartKey) .......................... 71
Lowering ........................................ 300
Maintenance .................................... 28
Operating safety .............................. 30
Parking for a long period ................ 140
Pulling away ................................... 128
Raising ........................................... 298
Registration ..................................... 33
Reporting problems ......................... 32
Securing from rolling away ............ 138
Towing away .................................. 274
Transporting .................................. 276
Unlocking (in an emergency) ........... 73
Unlocking (SmartKey) ...................... 71
Vehicle battery
see Battery (vehicle)
Vehicle bodies ..................................... 33
Body/equipment mounting
directives for trucks ......................... 33
Vehicle check
see Preparing for a journey24
Index

Center console
Control panel
Function Page
:
Audio system (see separate
operating instructions)
;
Æ Opens and closes the
electric sliding door on the
right side of the vehicle
79
=
£ Switches hazard warn-
ing lamps on and off
101
?
å Deactivates and acti-
vates ESP
® 69
A
É Selects the drive pro-
gram
133 Function Page
B
Å Opens and closes the
electric sliding door on the
left side of the vehicle
79
C
PASSENGER AIR BAG OFF
indicator lamp
47
D
Air-conditioning control
panel
114
E
Media Interface with AUX
jack and USB port
The number and arrangement of the buttons is
equipment-dependent. Center console
43At a glance

Audio menu
Selecting a radio station :
Waveband with station preset
; Station
Station ; is displayed with the station fre-
quency or station name. The station preset is
only displayed along with waveband : if the
station has been stored.
Using the steering wheel buttons
X Switch on the audio system and select the
radio function (see separate operating
instructions).
X Press = or ; to select the Audio
menu.
The display shows currently selected sta-
tion ;.
X To select a stored station: press 9
or : briefly.
X To select a station from the station list:
press and hold
9 or :.
If a station list is not received: X To select a station using the station
search: press and hold 9 or :. Operating the audio medium Track information (example: SD card)
:
Audio source
; Current track
Depending on the multimedia system, you can
play audio files from different audio sources,
such as an SD card, a USB storage medium or
a Bluetooth ®
audio device.
Using the steering wheel buttons
X Switch on the multimedia system and select
the audio source (see the separate operat-
ing instructions).
X Use the = or ; to select the Audio
menu.
X To open the track list: press : or 9
briefly.
X To select the next or previous track in
the track list:
press : or 9 briefly.
X To select a track from the track list
using rapid scrolling: press and hold
:
or 9 until the desired track is reached.
If you hold down : or 9, the system
runs through the list more quickly. Not all
audio sources support this function.
If the corresponding track information is
stored on the data carrier, the display may
show the following:
R track number
R artist and/or track name
R folder name
The track information does not appear in audio
AUX mode (Aux iliary audio mode: external
audio source connected). On-board computer (vehicles with steering wheel buttons)
187On-board computer and displays Z