2021 AUDI Q8 fuse

Table of contents

Supported media and file formats...... 228
Troubleshooting..............000eeee 229
Audi smartphone interface...... 231:
Setup... .. 0... eee eee eee 231
Troubleshooting «cx «sess se eee s 3 ves 232
Additional settings.............. 233
System settingS..............e ee eee 233
Software update: « ccs ss e054 een ee ve 234
Connected devices............00.0 00s 235
Legalinformation................... 236
Additional information.......... 237
Brands and licenses..........-...0-5- 237
Maintenance and Care........... 238
Checking and Filling............. 238
FilClae « ¢ agisu @ & maven 2 e SINS BE SePeE YE ee 238
RePUCLINGiecs + 2 mein oo een eae ¥ wer 239
Emissions control system............. 241
Engine compartment................. 242
EMGine Oils: seas 2 = wave = ¢ eoume 5 y couse 6 2g 245
Cooling systeM...........00 0-2 ee eee 248
Brake fllid. 0.2... eee eee eee ee 250
ElectricalsysteM esa. ecw + y pews se ee 251
Battenyis « o masse © o cxasane «a sincere « a averse © ere 2511,
Windshield washer system...........- 254
Service interval display............... 254
Wheels .......... 66. cece eee eee eee 256
Whieelsiaind Tires « caus « « cara sv eee eo 9 256
Tire pressure monitoring system....... 274
Tire pressure monitoring system....... 276
Care and cleaning................ 280
General information 0... ..c.6 eee 280
Car washes....................0000. 280
Cleaning and care information......... 281
Taking your vehicle out of service....... 285
DoOuUlt YOuUrSELT ios «pases s yas ss eRe 286
Emergency assistance........... 286
Generalinformation................. 286
EQUIPITIONE sce + & wswu + wowe xe eee a ee 286
Tire MObILity Kit esses se seceoe a x oneivens ea ares 286
Replacing wheels..............000005 288
Collapsible spare tire...............2. 292
JUIMIPFSTANEING 5 x exces 6 w erates @ a cawcens vw ae 293
TOWING... cece ete 295
Fuses and bulbs.................. 298
Fuses... 0... eee ee eee eee 298
BUILDS: sss s = wavs & & ees 5 2 ctetDs sb eG ee 302
Customer information........... 303
Data privacy................000 eee 303
Privacy NOLICE « naw, 2 w aay ¥ Kaew + Meee © 303
Timage reGOrding). « « canew + sect ws caver a os 303
Data memories............00.00e eee 303
Transmitted information.............. 305
Accessories and technical
CINERGSS:. « » sem: : x ews ce ee be ee ee 308
Warranty’ « = eon x 2 manors 6 o ois wv ee 6 308
Audi Literature Shop.............000- 308
Driving in other countries............. 308
Maintenance, repairs, and technical
modifications..................00008 308
Accessories and parts..............-. 310
Reporting Safety Defects.............. 310
Declaration of compliance for
telecommunications equipment and
electroniesystems's « «cows se mean 2 news 314,
Technical data.................... 373
Identification data................... 313
Vehicle datatics ss saves o srewa sv awe 0 ve 313
TAAGK es = see « = wee « = owe Be nee eg oe 315

Fuses and bulbs

Fuses and bulbs
Fuses
oer mie

Fig. 186 Left side of the cockpit: fuse panel cover (@), driv-
er’s footwell: fuse panel cover and clip @)

Fig. 187 Left side of the luggage compartment: fuse panel
cover @)
A fuse that has blown will have metal strips that
have burned through.
The fuses are located on the left front side of the
cockpit @, in the driver’s footwell @), and in the
left side of the luggage compartment @).
> Switch the ignition and all electrical equipment
off.
> Check the table that follows to see which fuse
belongs to the equipment.
298
> Remove the screwdriver from the vehicle tool
kit > page 286.
> Remove the appropriate cover.
> Remove the colored plastic clip from the fuse
panel, if necessary.
> Remove the clip from the fuse panel in the driv-
er’s footwell (2).
> Remove the fuse using the clip.
> Replace the blown fuse only with a fuse that
has the same amp rating.
> Reinstall the plastic bracket.
> Install the cover.
Fuse color identification










Color Current rating
in amps
Black 1
Gray 2
Purple 3
Pink 4
Light brown 5
Brown 7.5
Red 10
Light blue 15
Yellow 20
White or transparent [25
Light green 30
Teal 35
Orange 40
ZA 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.

@ Note
If a new fuse burns out again shortly after you
have installed it, have the electrical system
checked as soon as possible by an authorized
Audi dealer or authorized Audi Service Facili-
ty.

4M8012721BF
Fuses and bulbs

@) Tips
— The following table does not list fuse loca-
tions that are not used.
— Some of the equipment listed in the follow-
ing tables applies only to certain model ver-
sions or certain optional equipment.




Fig. 189 Driver's footwell: fuse panel with plastic clip

Fuse panel (4) (brown)


No. | Equipment

Catalytic converter heating

Engine components

Engine components

Engine components

Fig. 188 Driver's footwell: fuse panel with plastic clip

Brake light sensor

Engine components

Engine components

Engine components

WlLOlINI
AD)
MW)
ASWIN/
PR
Engine components

BR Oo Oil pressure sensor, oil temperature sensor

b Bb Engine components

R N Engine components

H Ww Engine cooling

fa BR Engine control module

BR uw Engine sensors

Bb a Fuel pump

Fuse


No. | Equipment

1 | Ignition coils

3 | High-voltage heating


299

Fuses and bulbs


Compressor | 13 | Left headlight






































Audi music interface, USB input

4
5 |Engine mount 15 | USB input
6 |Windshield washer system control module
7 LisioTnieNe panel Nas | Equipinent
8 | Climate control system blower T | Ant-theté dlaunsystem
9 |Driver assistance systems control module :
2 | Engine control module
E UL
10. | Emergency 'callsystem 3 | Front seat electronics, lumbar support
11 | Engi
ngine start 4 |Automatic transmission selector lever
Di 5 |Horn
No. | Equipment 6 | Parking brake
1 |Front seat heating 7 |Diagnostic interface
2 |Windshield wipers 8 | Roof electronics control module
3 | Left headlight electronics 9 |48 V drivetrain generator
4 |Panoramic glass roof 10 | Airbag control module
5 |Left front door control module Electronic Stabilization Control (ESC), An-
Il | ‘
6 |Sockets ti-Lock Braking System (ABS)
7 | Right rear door control module 12 | Diagnostic connection, light/rain sensor
9 | Right headlight electronics 13 | Climate control system
10 Windshield washer system/headlight 14 | Right front door control module
washer system control module 15 | Climate control system compressor
11 | Left rear door control module
12 | Parking heater Fuse assignment - left side of cockpit
No. | Equipment
Seat ventilation, seat electronics, rearview
1 mirror, rear climate control system control
panel, diagnostic connection, traffic infor-
mation antenna (TMC)
2 Vehicle electrical system control module,
diagnostic interface
3 |Sound generator Fig. 190 Left side of the cockpit: fuse panel with plastic
4 | Transmission fluid cooling valve ete
5 |Engine start
8 | Night vision assist, active roll stabilization 5
No. | Equipment
9 |Adaptive cruise assist, front wheel sensors - -
2. |Audi phone box, exterior antenna
10 | Exterior sound generator 5
3 | Climate control system, fragrance system
Intersection assistant, driver assist sys- .
11 4 |Head-up display
tems
5
7d


Steering column lock

300

4M8012721BF
Fuses and bulbs





























Fuse panel (a) (black) Fuse panel (2) (black)
8 |Upper/lower display 10 | Front belt tensioner on driver's side
9 |Instrument cluster Luggage compartment lid central locking,
10 | DVD drive 11 | fuel filler door, luggage compartment cov-
11 | Light switch, switch panels Sf
12 [Steering column electronics 12 |Luggage compartment lid control module
13 | Volume control Fuse panel (2) (red)
14 |MMI Infotainment system control module No. | Equipment
15 | Steering column adjustment 1 | Rear climate control system blower
16 | Steering wheel heating 2 |Sound-amplifier
3 | Exhaust treatment, sound actuator
Fuse assignment 4 |Rear climate control system control panel
ST 5 | Right trailer hitch light
6 | Trailer hitch positioning motor
7 |Trailer hitch release
8 |Left trailer hitch light
9 |Trailer hitch socket
10 |Allroad sport differential
11 | Exhaust treatment
12 |Driver’s side rear safety belt tensioner
Fuse panel @) (brown)
No. | Equipment
Driver assistance systems control module
2. |Audi phone box
« : E -| a fl r al i] " f E 3 Front seat electronics, right lumbar sup-
{ | aE ] | port
- 4 |Side assist
6 |Tire pressure monitoring system
Fig. 191 Left side of the luggage compartment: fuse panel 7 | Bxeharanitenina
with plastic clip 8 Auxiliary heating radio receiver, tank mod-
ule
Fuse panel (@) (black) 10 TV tuner, data exchange and telematics
No. | Equipment control module
1 High-voltage heating, thermomanage- rt Convenience access and start authoriza-
ment tion control module
5. |Air suspension/suspension control 12 | Garage door opener
6 | Automatic transmission control module 13 | Rearview camera, peripheral cameras
: Rear seat heating, rear climate control sys- 14 Convenience system control module, right
tem controls tail light
9 |Central locking, left tail light

301

Fuses and bulbs

15 | Passenger’s side rear safety belt tensioner

Front belt tensioner on front passenger's
side
No. | Equipment
16


1 | Active roll stabilization

6 | Voltage converter

9 | Auxiliary battery control module

15 | Thermomanagement control module


No. | Equipment

Not assigned

Bulbs
Your vehicle is equipped with maintenance-free
headlights and tail lights. However, if a light bulb
needs to be replaced, please contact an author-
ized Audi dealer or authorized Audi Service Facili-
ty.
302

Index


REAR (climate control system) ............- 91
Recirculation Mode savin ss swims x sce 6 4 wee 92
Recuperationsses «= ses + 2 samen ¥ ¢ ees 9 coe 16
REfrigeranit Ollvs sz wavew xe exes ox meme 2 eae 314
RETUGLING « « wews 6 a news oe ees Fe ema ee 239
Remote access authorization (key user) ..... 33
Remote control
Garage door opener........se.ceeeeeees 48
Remote control key 39
Convenience opening and closing......... 47
Key replacement.............02-.00 eee 39
| Al
PANIGfUNCHION ¢ s wees ¢ gaseu aan ss een 39
Replacing the battery...............00. 41
Unlocking and locking..............0008 40
also refer to Vehicle key..............-. 39
Remote controlled parking.............. 173
Remote park assist plus
refer to Remote controlled parking...... 173
Remote park assist plus with garage function
refer to Remote controlled parking...... 173
Removing the caps (wheel bolts)......... 289
REPAIIS sess 6s mmo © 3 ees © a sume SF er oo 308
Replacement key.........--22e eee eee 39
Replacement parts............--..20--5 310
Replacing fuses........... 2. eee e ee eee 298
Reporting
Safety Defects................ 310
RIMS 0. eee eee eee eee 271
Cl@SNiNG's ¢ = 22m ¢ » wemn 2 2 ees yo eee sz Be 282
Road carrier... 0.6.2... eee eee eee eee 112
Rolling... .. cece cece eee eee eee 96
Rolling
ability
Electromechanical parking brake........ 106
Transmission idleis . isan si maven oo ccomea soo 98
Roof
refer to Panoramic glass roof............ 47
Roof LOad ©» awevis oo cvewsss v seavans ao sueeun ao came 314
ROORKACK asia + aon os waren 6 e naene a 2 BOR He 88
also refer to Roof rack..........--..000. 88
Route guidance
StOPPING ..... cee eee eee eee eee 204
also refer to Navigation............... 200
Running direction (tires)..............-. 291
324
Ss
Safety belts. ...... 0.0... eee eee eee 68
GCl@aNiNG ies « s wei + y ewe » eon ee Dew gE 283
LOEKING sexes ico seesene xe emevene ww maevare ¥ w anetese © 79
Securing child safety seats.............. 79
Satellite map...... 2... eee eee eee 207
Saving fuel
Energy consumers..........-.2-.020005 L7
Recuiperationts s sacs s zaee 5 s gees & x geome e 16
Screen
refer to Touch display ...........0e0eeee 18
SGrEWALIVET iss x = caves x = sae & & eerR 8 & OG s 286
Search function
refer to Free text search............... 227
Seat:heating « sci owes 2 wawn se meen 6 ¥ owe 92
Seats
Adjusting the front seats............... 63
Adjusting the rear seats................ 65
ClOaniNiG:<« = s gees + sees s been ge wees ae: 283
FOL Giaiss o wscass vo areas 6 Hama v Fame vO 86
Front passenger’s seat adjustment....... 65
Head restraititSies x « saws + = semis + eee eo 67
Massage function..........0seeeeee eee 63
Memory function..............--000 00 71
Resetting the position.................. 65
Storing aseat profile................... 71
Seat vertilationsecs so sexes 2 sce 2 2 orm 9 oo 92
Securing the vehicle............-..2+--5- 96
Selecting a source (media).............. 223
Selector lever cs x « news ¢ ¢ hoes ss eee oP eS 97
Sensors
COVETAGE ALCS « cercx : s wow so wegs + Rares o 122
LOCATIONS race x « canzone » © camsuae » & sunoane « @ meas 123
Service interval display................. 254
Setting measurement units.............. 233
S@ttiNGSiog « 5 wes = © ewes a eee ¢ Ree § Go Be 233
Announcements and tones............. 233
Bluetooth.....................000008 234
Dateanid titties: + saws x 2 eee « «ewe gs 233
LANGUAGE « sesso vo sens oo memes vo ERE vo es 233
Measurement units...............0005 233
Medidicn = 2 gaws : «meee s Hoon 4 > eu os ee 227
Navigationiccs « weve + even 6+ semen sv meres 210
Radio... 2.6... ce cece eee eee eee eee 218
SOUNG :geue ss wee 5 s seme fs meee Ee eee 233
SySteMss «+ assva 2 e eesen 2 v eeie 2 8 eae Foes 233