ad blue AUDI A4 2021 Owner´s Manual

Additional settings

> Press on the notification, or
> Open the notification in the notification center
on > page 22 and press on the notification.
> Follow the system instructions.
Depending on the scope of the update, the online
system update may only be started if you follow
these instructions:
> Switch the emergency flashers off, if necessary
> Make sure that the starter battery is charged.
> To start the update, exit and lock the vehicle.
The MMI will start the installation. When the up-
date has ended, a notification will be displayed.

Z\ WARNING
Depending on the scope of the installation,
the ignition must not be switched on during
the installation to ensure the installation

completes successfully.
©) Note
Read the information about Audi connect, and
be sure to note the connectivity costs section
=@ in General information on page 173.
@ Tips
The software update may take some time.
WEE Tel
Applies to: vehicles with online system update

Online system update: incomplete. Warning!
Vehicle functions limited
If an error occurs when installing an online sys-
tem update, certain functions such as the emer-
gency call function may not be available. Drive to
an authorized Audi dealer or authorized Audi
Service Facility immediately to have the malfunc-
tion corrected.
Connected devices
Displayed connected devices
Requirement: the vehicle must be stationary and
the ignition must be switched on.
> Applies to: MMI: Select on the home screen:
SETTINGS > Connected devices.
214
Possible menu items:
— Telephone 1
— Telephone 2
— Audio player
— Wi-Fi hotspot
— Headset
Audi smartphone interface
You can connect your smartphone to the MMI
=> page 210.
myAudi app
This function is available if the myAudi app is in-
stalled on your mobile device and started, and if
the mobile device is connected with the vehicle’s
Wi-Fi hotspot.
() Note
Read the information about Audi connect, and
be sure to note the connectivity costs section
=>page 173.
Managing connected devices
Requirement: the connected devices menu must
be displayed > page 214.
Connecting a device
Requirement: Bluetooth visibility must be acti-
vated in the MMI & page 213 and mobile device.
> Press on a menu item, such as Telephone 1.
> To search for and connect your mobile device,
press New connection > page 162.
Selecting a connected device
> Press on a menu item, such as Telephone 1.
> Press on the desired mobile device in the list of
displayed devices. The connection will be made.
Disconnecting a connected device
> Press on a menu item, such as Telephone 1.
> Press on the connected mobile device. The se-
lected mobile device will be disconnected from
the MMI.
Deleting a device
> Press on a menu item, such as Telephone 1. >

8W1012721BC
Additional settings

> Press and hold an element until the Options
menu is displayed.
> Press Delete.
If a device is listed multiple times, it will be de-
leted from all menu items.
PXe Keli a Cela] Mey Lately
Depending on the selected function, additional
options
may be available.
Requirement: the connected devices menu must
be displayed > page 214.
> Press ona menu item, such as Telephone 1.
» Press and hold an element until the Options
menu is displayed.
Bluetooth profile
You can switch desired profiles on or off sepa-
rately in the MMI.
Favorite
To set a paired mobile device as the default
phone, activate this function in the MMI.
When the mobile device is in range and the Blue-
tooth function on the mobile device and in the
MMI is switched on, the default phone will be
given priority over the other Bluetooth devices
and will be connected directly to the MMI.
Legal information
General information
Information on the software licenses can be
found online at www.audi.com/softwareinfo.
Multi Media Interface
> Applies to: MMI: Select on the home screen:
SETTINGS > General.
Subscriptions
Version information
Legal notes
Possible options:
— Software information
— About Audi connect
ONC lad nel M nail
Applies to: vehicles with Audi smartphone interface
Requirement: a smartphone must be connected
to the MMI > page 210.
> Applies to: MMI: Select on the home screen:
SETTINGS > Connected devices > Audi smart-
phone interface.
> Press and hold an element until the Options
menu is displayed.
> Press Legal notes.
Requirement: the vehicle must be stationary and
the ignition must be switched on.
> Select in the instrument cluster: vehicle func-
tions tab > page 13.
>» Press and hold the E=] button on the multifunc-
tion steering wheel until the display appears.
Possible options:
— Engine code
— Software information
— Version information
Head-up display
Applies to: vehicles with head-up display
Requirement: the vehicle must be stationary and
the ignition must be switched on. The head-up
display is switched off.
> To display the license text in the head-up dis-
play, press and hold the S? button @
= page 25, fig. 19 until the display appears.
215

Fuses and bulbs

Fig. 182 Driver's side footwell (left-hand drive vehicles):
footrest (@), front passenger's footwell (right-hand drive
vehicles): cover

Zag
BBW-0257
Fig. 183 Driver's side cockpit (left-hand drive/right-hand
drive vehicles): cover ©, left side of luggage compartment:
cover ()
272

A fuse that has blown will have metal strips that
have burned through.
The fuses are located in the footwell under the
r behind foot rest (left-hand drive vehicle) @
the cover (right-hand drive vehicle)
fuses are located on the front side of the cockpit
(driver's side) © and under the left cover in the
luggage compartment (

> Switch the ignition and all electrical equipment
off.
> Check the table that follows to see which fuse
belongs to the equipment.
» Remove the screwdriver and the reversible Torx
bit from the vehicle tool kit > page 261.
> Remove the footrest or the corresponding cov-
er.
> Remove the colored plastic clip from the fuse
panel, if necessary > page 273, fig. 184.
> Remove the clip from the rear side of the cover
(©):
> Remove the fuse using the clip.
> Replace the blown fuse only with a fuse that
has the same amp rating.
> Reinstall the plastic bracket.
>» Reattach the footrest or the cover.
Fuse color identification








Color Current rating
in amps
Black 1
Purple 3
Light brown 5
Brown 7.5
Red 10
Blue 15
Yellow 20
White or transparent [25
Green 30
Orange 40
Z\ WARNING
Do not repair fuses and never replace a blown
fuse with one that has a higher amp rating.
This can cause damage to the electrical sys-
tem and increases the risk of fire.

8W1012721BC
Data privacy

You can also deactivate individual services for
your vehicle at my.audi.com if you are logged into
the vehicle as the key user > page 30. These de-
activated services will not be available in the ve-
hicle. For additional information, visit my.audi.
com.)
@) Note
You are responsible for all precautions taken
for data protection, anti-virus protection, and
protection against loss of data on mobile de-
vices that are used to access the Internet
through the Wi-Fi hotspot.
@ Tips
— The following interfaces are not affected by
changes to the privacy settings: Bluetooth,
Bluetooth Low Energy (BLE), Wi-Fi, Audi
smartphone interface (ASI), Near Field
Communication (NFC), charging communi-
cation (high-voltage system), Electronic Toll
Collect (ETC), On-Board Diagnostic System
(OBD) if equipped.
— If the maximum privacy settings are switch-
ed on, your vehicle may not receive security
updates and certificates for establishing an
encrypted connection, depending on vehicle
equipment. In order to receive security up-
dates and certificates, switch the maximum
privacy settings off for at least ten minutes
every six months. Make sure that your vehi-
cle is connected to the Internet. A symbol in
the MMI status bar indicates if the required
data connection is available > page 22.
— If the transmission of data is limited, it will
have the following effects on the exchange
of data for Audi connect services and emer-
gency calls, if equipped:
— The emergency call function will remain
available without restrictions and will con-
tinue to transmit data.
— If an online roadside assistance call is ini-
tiated, no data will be transmitted, but a
call will be made.
— If the Geofencing Alert, Speed Alert,
and/or Valet Alert services have been acti-

D In certain countries
vated by the key user, then they will re-
main available without restrictions and
continue to transmit data.
— Stored destinations (favorites, last desti-
nations) are only stored in the vehicle. If
you allow transmission of data again,
these destinations will be synchronized via
the myAudi account. To prevent synchroni-
zation of destinations, delete the destina-
tions before you allow data to be trans-
mitted again.
Applies to: vehicles with Audi connect Infotainment
Audi collects, uses, stores and shares your per-
sonal information, such as contact data, vehicle
data, usage data, driving data and precise geolo-
cation, in order to provide you with the products
and services you have purchased or requested,
and for a number of other purposes, for example,
to track quality issues, to performance and safe-
ty, to meet our internal compliance or legal re-
quirements and to market to customers and po-
tential customers. For a more complete list of
the data we collect, how we use it and with
whom we share it, please visit your Audi nation-
al/sales region website at www.audi.com.
The collection, use and sharing may vary depend-
ing on your model and model year, your subscrip-
tion status, or the service offering. For example,
collection, use and sharing may vary between
Audi connect services, if you have designated a
key user, or if you are driving a model equipped
with persistent data logging. Please review the
complete Privacy Statement to understand our
data handling practices with respect to a particu-
lar service.
You can find additional information about our da-
ta privacy practices in your MMI.
> Applies to: MMI: On the home screen, select:
SETTINGS > General > Legal notes > About
Audi connect.
Information about our privacy practices in con-
junction with the mobile Audi connect
279

8W1012721BC
Index


Battery
Charging (12 Volt vehicle battery)....... 232
Vehicle battery (12 Volt)............... 230
Winter operation (12 Volt vehicle battery) . 231
BLOCK POU cei: «x were: oo ceamewe oo semen 2 o seems 187
BLOWN: sess: ¢ = seene « x wanes g 2 meee 5 2 ee 4 ee 92
Bluetooth
Audio playen snus « 2 sassws ae suesens ov srw 9 2 3 201
Connecting adevice..............0000- 214
Connecting a mobile phone............ 162
Deleting a device
Device overvieW............00-.0 eee
Disconnecting a device................ 214
Displaying profiles..................0. 215
Selecting adevice.............0..000. 214
Specifying a favorite.................. 215
Boost... 6... eee eee eee 15
Boost pressure indicator................. 15
Brake fluid
Checking the brake fluid level........... 229
BrakeS.. 0... eee eee 104
Brak@fluid(: = = sams = « eam = woven se pee as 229
Emergency braking function............ 106
0) 107
New brake pads............. 00s e eee 104
Braids « savay » © aaiwa & Raeoe ¢ & SanDR ES Se ES 216
Break-in security feature............00005 36
Breaking in
New brake pads..............----000- 104
NeWetiresis « wcuin as maces a meme a 2 emma ee 242
Browser
refer to Media center...............00. 204
Businessiaddressis i s, svessns sc scan a a veamiws a aa 187
c
California Proposition 65 Warning........ 222
Battery specific...............00-0 00 231
GALLUISE sacsse + ogsiese 0 9 axons 0 4 exexeus 4 2 anneew a 166
Cameras
Coverage areaS............-.0. 000000. 118
LOGAUIONS a: « ¢ apes ¢ nates 3 paee 5 x PEER GE 119
Capacities
Puelitankss sss so somes a sess @ o aves ¥ 0 ond 287
Washer fluid reservoir................. 287
Garwashh x 5 sews « onsmeus © scagens os ayers «6 @ some 255
Gatalytic converter « sis 2 weve eo wee ee cree 220
Cell phone
refer to Telephone............00 eee eee 162
Cell phone compartment
refer to Audi phone box............... 164
Central locking...... cece eee cree eee 33
AULOILOGK « coos 2 5 seme 5 5 ete so wows Go eG 33
Convenience key sie © « socsais 2 6 srvoem + 6 voese 38
Convenience opening and closing......... 46
Luggage compartment lid............... 4l
Mechanically unlocking and locking....... 36
MessageS ......--. 0c cece eects 35
Remote control key........:0ee eee ee eee 38
SEUNG’: © wave: s 2 wecems ve arene @ aetna ¥ ewee 34
Vehicle key... 0... cece eee ee eee ee 38
Central locking switch..............0000. 35
Ceramic Drakesinis © «cassie © x seve ¥ @ suena # ane 104
Certification): « . cee: ss wean ov enw os eee « 284
Charging
refer to Power sourceS..........-.000005 82
Charging the battery
Mobile devices..................00005 202
USB': « meme 2 ¢ anus © naueu & x REINS & ¥ ORE & 165
Witelessis «secs x x woos 2 v cervaue a x stone 2 9 oon 165
Child safety lock
Climate control system controls in the rear. 44
POWEr WINDOWS! si: = © xsnas 4 § Seen & & Maram 4 es 44
Rear dOOrsis + o omc sc sami oo me oases 44
Child safety seats..............---.00005 76
Securing to the top tether anchor........ 80
Securing with a safety belt.............. 79
Securing: with LATCH s « sw « & nome « ¢ sans « 78
ClEATIAG saves 5 x nore 5 2 wows ot eee xe eee 255
Cleaning Alcantara.............-.00000. 258
Cleaning artificial leather............... 258
Cleaning carbon components........ 257, 258
Cleaning controls..................005. 258
Cleaning decorative parts andtrim........ 257
Cleaning exhaust tail pipes.............. 257
Cleaning plastic parts...........00 eee 257
Cleaning textiles = cass ¢ & exes ¢ cae se ees 258
Climate control system ............00000- 90
also refer to Automatic climate control sys-
GNA. 2 execs © 2 ceeueve = ueueat © + steams © meme = © 90
Climate control system controls in the rear
Child safety lock........... 0. cece eee 44
289