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Owner's Manual
2021 A8&
Audi Vorsprung durch Technik
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4N0012721BF
Foreword
Thank you for choosing an Audi - we value your trust in us.
Your new Audi will allow you to experience the best in groundbreaking technology and premium quality
equipment that a vehicle has to offer. Audi recommends that you read your Owner's Manual thoroughly
so that you quickly become acquainted with your Audi and make use of all of its features.
In addition to explaining how the different features work, there are many useful tips and information
concerning your safety, how to care for your vehicle, and how to maintain your vehicle's value. Audi also
gives you useful tips and information on how to drive your vehicle more efficiently and in an environ-
mentally-friendly manner.
Audi hopes you enjoy driving your vehicle and wishes you safe and pleasant motoring.
ZA\ warNiNc
Operating, servicing and maintaining a passenger vehicle or
off-highway motor vehicle can expose you to chemicals includ-
ing engine exhaust, carbon monoxide, phthalates, and lead,
which are known to the State of California to cause cancer and
birth defects or other reproductive harm. To minimize expo-
sure, avoid breathing exhaust, do not idle the engine except as
necessary, service your vehicle in a well-ventilated area and
wear gloves or wash your hands frequently when servicing
your vehicle. For more information go to www.P65Warnings.
ca.gov/passenger-vehicle.
Page 4 of 362

Table of contents
About this Owner's Manual......
SUMIMAry: < = exe : eens: Seen cs sens
QutckeaeCe ssh: «i esis se ois a eaves @
Cockpit. ...... 0... eee eee eee eee
Indicator lights overview...........4..
Display and operation...........
Instrument cluster...............
Instrument cluster overview...........
Operating. ecccuse w+ were oo wens oo ayes 9 ¥
Adjusting the display.................
Coolant temperature display...........
Tachometer’ series i ewe so snes ¥ & ome
Power meter...............0 00000005
QUOOMEtEr as + 2 ame < gas = papas s ¥ HERS &
Outside temperature display...........
Engine oil temperature indicator.......
Boost indicator’: 2 2c« «= sesa ¢ x sews «x 2x8
Vehicle functions « seis ss emis ee mes ee
Touch displays....................
General touch display operation........
Multi Media Interface................
Rear Seat Remote...............2...
Screens (NPCs « s wees s eae se wee as ee
Head-up display..................
Descriptionis: ss gem = x eames ¢ eee ge eee
Voice recognition system........
General information.................
DeSeriptionis = ssssas « « wens s + eres « + aes
External voice operation..............
Global functions.................
Additional function buttons...........
Starting and driving.............
Personalization..................
Luggage compartment lid.............
Child safety lock.............0...000.
POWEr WIKdOWS 6: «oxen se aes ye eee
NOD
OO
12 12 12
13
13
14 14
15
15
15
15
16
16
18 18
20
26
29
33 33
34 34
34
35
3F 37 38 38 38
Al 41 45
48
51
52
Panoramic glass roof................. 53
Valet parking............... 0c eee eee 55
Garage door opener.........60..e sees 55
Lights and Vision................. 58
Exterior lighting « sce ss ees se eea se ees 58
Interior lighting wiv «= ssw 2 6 ese = 3 ese 62
ViSION. 0. ee eee eee 64
Windshield wipers............-..00-- 66
Digitalcomipass’s ss gos « s wasn x & were 8 3 68
Sitting correctly and safely...... 70
Correct passenger seating position...... 70
FROMUSOAES!, «areas ao axoniva 5 & aumeane wa savers 70
Rear seats... 2... eee 74
SECeriig WHEEL su: s x wou 4 x naaee ee ee 77
Head restraintsisn: «+ cscs vo asceine vo wen ws 78
Safety belts........ 0.0... cee eee eee 80
Memory function..............-.000+ 83
Aitbag System sms: «+ suscens oe sowie «5 voeusic 84
Child safety seats................000- 88
Storage and convenience........ 94
POWEPrSOUICES wece ae ete ee ore ne 94
Cup holders..............00--0 eee ee 95
Storage and compartments............ 95
Luggage compartment............... 97
Roof rack... eee eee 99
WWarmitanGicolediics «6 scien «6 eve 6 6 on 100
Climate control system............... 100
Steering
wheel heating.............-. 104
Auxiliary climate control.............- 104
Fluids in the A/C system.............. 105
BXRIMIIG)). 5 sccces 6 ase wo moms 3 o OOM 8 Ho 107
Starting the vehicle.................. 107
When driving.......-..e0ceeeee sees 108
Drive SYStC Mises oo scene +o em oo omen oo 114
Start/Stop system............00 0 eee 117
Brakes... 2.0.0... eee eee ee eee eee 119
Electromechanical parking brake....... 121
Special driving situations.............. 122
Driving dynamic.................. 124
Audi driverselectis « was «+ cine 2 6 navies a 0 124
Suspension..............0 0.02.0 000. 125
StCGKitig + scm ss caus a e seen se Sees 4 eee 127
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Table of contents
All wheel drive (quattro).............. 128
Electronic Stabilization Control......... 129
High-voltage system............. I31
Generalinformation................. 131
Charging the high-voltage battery...... 131
Charging equipment................. 138
Trailer towing.................055 147
Driving with atrailer................. 147
Assist systems................... 150
Assist systems............... eee 150
General information................. 150
Surrounding area detection............ 151
Switching the systems on and off....... 153
Driving information.............. E55
Speed warning system..............-. 155
Camera-based traffic sign recognition... 155
Traffic light information.............. 157
Laptimer................0..0.0000. 158
Night vision assist..............-.00. 159:
Integrated Toll Module............... 161
Driver assistance................. 163
Cruise control system..........0.0 eee 163
Efficiency assist..............2--004. 164
Adaptive cruise assist............00-. 166
Distance Warning « « wese« + 6 wou ss ese & « 175
Lane departure warning.............4. 176
Audi presense............-.22+-- 0s 178
Sidesassist wsscon x ssescs « 7 ermewn vv suaseme © 8 oe 182
Exit warning .................2.00005 184
Intersection assistant................ 185
Emergencyassists. «icin wasn 3 3 wore oo 186
Parking and maneuvering....... 188
IMEROGUCUION « » see x 2 savas a 2 eae 4 & wee 188
Parking aid plus..................04. 188
Rearview camera and peripheral cameras. 191
Rear cross-traffic assist... ............. 195
Assisted:parkinng « coins 6 asus ¢ 0 caus 6 5 ue 196
Park assist plus.................0.-. 198
Remote controlled parking............ 202
Maneuver.assistis « + cess » semen « wanes a 2 x 207
Infotainment system............ 209
Telephone............... cece eee 209
INthOAUCEION:: « « sews « ¢ news ¢ © mee a x eee 209
SOLU o cncses vo sess + 8 cosine 6 5 ameueus ¥ tuesenens 209
Using the Audi phone box............. 211
Using the Rear Seat Remote........... 214
Using the telephone..............006- 215
Settings............0 0.00.00. 2 eee 218
ME@SSEGES syems 5 2 wom ¢ 5 aan Ff perm FE 219
Troubleshooting sci: 2 aww o 2 wwe 2 2 wow 220
Audi connect..................... 222
Generalinformation................. 222
Audi connect Infotainment............ 222
Using a Wi-Fi hotspot................ 223
Audi connect Infotainment services..... 223
Audi connect vehicle control services.... 224
Settings............0..0 200-02 225
TrOUBlESHOOtING gas 2 s geay s 5 nome & a ae 226
Emergency call................... 227
OVERVIEW some: » = meus <2 came & eee bo ee 227
Emergency call «: issios ¢ sce w ¥ wane wo narem 227
Online roadside assistance............ 228
Navigation «.. < oics seis sc ewe ee os 230
Opening navigation.................. 230
myAudi navigation.................05 230
Entering adestination................ 231
Stopping route guidance.............. 234
Map... sce cece eee eee 234
Alternative routes.............2.-04. 236
Additional functions................. 236
Satellite map............... 0c eee 237
ElGGtriGHanGe veces ¢ ¢ cawy 9 = seme 7 2 ee & 238
Map:updates « ccc xs sco vo eens eo wees 238
Traffic incidents........ 0.00... eee eee 239
SGQtinGS seuss = » aus « Hewes Heme Fx ORE 240
Radio.......... 0... eee 242
Generalinformation................. 242
Radio functions sive. cies as wee 2s wee 243
Online radio... . eee ee eee eee 246
Options and settings................. 248
TroubleShOOting ewes vs woe as eas oe ees 249
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Table of contents
Co | fan a 250
General information................. 250
DVD: drive « swe s 2 awe 2 ewes 2 ewe see 250
Bluetooth audio player............... 251
Amazon Alexa.... 2.0.0. cece eee eee 251
Multimedia connections.............. 252
Playing medias. « & ssc 2c ewae « owe oo ee 253
Options and settings................. 257
Supported media and file formats...... 258
Troubleshooting ewies 2 < sce se enw so xy 259
Audi smartphone interface...... 261
S@tUD « ses + y gam peas + yoms os Bene 261
Troubleshooting.............-..00005 262
Additional settings.............. 263
Systemisettingsc « + cssuene so mvswee a soseeue vs 263
Software update........... 0.0 e eee 264
Connected devices..............2---5 265
Legal.information ss « sess s+ ama sx ween « 266
Additional information.......... 268
Brands and licenses...............-4- 268
Maintenance and Care........... 269
Checking and Filling............. 269
Fuel... cee eee 269
Refueling ......... 0... ce eee ee eee eee 270
Emissions control system............. 273
Engine:compartmMentss. scsi so vec eo cee 274
Engineoil........ 00... eee eee eee 277
COOLINGSYSEEM « « sees & = nets 5 = eetew so ore 281
Brake:fluid «2 csoswe s 2 wscceve ov eevee oo erm 283
Electrical system. ...........002-0 00 284
Battery: » = sees = » mean 5 4 meee ye ee Gt BE 284
Windshield washer system...........- 287
Service interval display............... 287
WWATEBUSE. core 5 6 sae oo sms oo ee oo oe 289
Wheels and Tires...........--0000 00s 289
Tire pressure monitoring system....... 307
Care and cleaning................ 310
Generalinformation................. 310
Carwashes ; aves + + sews ss ews se eee ee 310
Cleaning and care information......... 311
Taking your vehicle out of service....... 316
DO.It YOUSUF ovis. io 6 sssicone 3 6 excess 8 4 sane 317
Emergency assistance........... Sly
Generalinformation................. 317
Equipment sncseas xo wexeas ae seems as arvuews ¥ 2 317,
Tire mobility kit.............0...000- 317
Replacing wheels................-00. 319
Space-saving spare tire............... 323
Jump starting....................00. 323
"TOWING © szerws = i sates & 2 a £ § See 5g ee 325
Fuses and bulbs.................. 328
Fuses... 0... eee eee eee 328
BULDS ccs = seme x eens ot ewe ve ee a Pe 332
Customer information........... 333
Data Privaes:s ss seus ss gown se wom ss 333
PRIVAGY, MOLICE «sues 2 w avin w semecwns w vues a 333
Image recording..............00-000- 333
DatainieMmories:: < + sen x = wees sp eee eas 333
Transmitted information.............. 335
Accessories and technical
OMAMGES. « & cicrees 5 2 sn. 6 a snore 0 soe wo 338
Warranty... . 0. ee eee cece 338
Audi Literature Shop..............--- 338
Driving in other countries............. 338
Maintenance, repairs, and technical
modifications. ........ 0... cee eee eee 338
Accessories and parts.............0-. 340
Reporting Safety Defects.............. 340
Declaration of compliance for
telecommunications equipment and
electronic systeMS........0 cece ee eeee 341
Teennical datas: ¢ «ox. is meen ss ees 343
Identification data................ 00% 343
Vehicle data... 2... . ee eee eee eee ee 343
TAA Sis scence: oo cesses 2 v wee © o omen © 2 ove 345
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4N0012721BF
About this Owner's Manual
In this manual, Audi provides important informa-
tion, tips, suggestions, and warnings for using
your vehicle. “Audi” refers to AUDI AG, the re-
spective importer in a country, as well as joint
ventures.
It has always been Audi's policy to continuously
improve its products. Audi reserves the right to
make changes in design and specifications, and
to make additions or improvements in its prod-
ucts without incurring any obligation to install
them on products previously manufactured. This
owner's manual is based on the current data
available when it was printed. Text, illustrations,
and specifications in this owner's manual are
based on the most current information available
at the time of printing, and shall not constitute a
basis for liability claims.
KEEP THIS GUIDE
Keep this manual and any other applicable docu-
ments in your vehicle at all times. This is espe-
cially important if you loan your vehicle to others
or sell it.
This owner's manual describes the equipment
range for all model versions of this vehicle at the
time of printing. Individual equipment options
described may only be available at a later date or
may only be offered in certain countries.
Some sections in this manual do not apply to all
vehicles. When this is the case, the beginning of
the section indicates the validity, for example
“Applies to: vehicles with speed warning sys-
tem”. Optional or vehicle-specific equipment is
ugn also identified with an asterisk “*”.
The illustrations in this manual are a guide.
Some of the details in your vehicle may differ
from the illustration.
All directions, such as “Left”, “right”, “front” and
“rear”, are based on the vehicle's direction of
travel.
* — Optional equipment or vehicle-specific equip-
ment
b> The section continues on the next page.
=> A\ Cross reference to a “WARNING” within a
section. If a page number is indicated, the
WARNING is located outside of the section.
IN WARNING
Text with this symbol contains information
about safety and how to reduce the risk of se-
rious personal injury or death.
C) Note
Text with this symbol contains information
about reducing the risk of damage to your ve-
hicle.
(@) For the sake of the environment
Text with this symbol contains information on
protecting the environment.
G) Tips
Text with this symbol contains additional use-
ful information.
Page 8 of 362

Quick access
Quick access
Cockpit
QOOOCOLO
©
OO©®@
Fig. 1 Cockpit
Door handle
Central locking switch ...........
Memory function buttons ........
Adjusting the air vents ..........
Vent
Lever for:
—Turn signals and high beams ....
— High beam assistant ..........
— Lane departure warning ........
—Lane guidance ...............
Multifunction steering wheel with:
— Horn ber
— Driver's airbag .............0.
— Operating buttons ............
— Shift paddles; « « ses « s veau 2 ew
Instrument cluster .............
Head-up display ...............
Windshield washer system lever ..
Upper display .................
cay Lower display, « s «sma ss wean soe
@ Lockable glove compartment with:
CD/DVD drive seas ss eae oo cae
— Switch for cooled glove compart-
ment ........ 00. eee eee eee ee
— Valet Parking function .........
@ Front passenger's airbag ........
@ Knee airbag ...................
@ Depending on equipment, buttons
for:
—drive select ..................
— Electronic Stabilization Control
(ESC) sisi s meron se awn a a one @ we
—Emergency flashers ...........
—Defrosting ..................
— Rear window defogger .........
@ MMI On/Off button .............
@ Depending on equipment, buttons
for:
— Parking systems ..............
3 S|
ns < |
20
250
95
55
84
84
124
130
100