2021 AUDI A8 warning light

4N0012721BF
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

4N0012721BF
Quick access

—Park assist plus ............... 198
— Driver assistance systems ...... 153
@_ Depending on equipment:
—Cup holder ..............00.. 95
—SOCkEt: ss seas ¢ 5 cease go eR Fe ee 94
@0) Depending on equipment:
— Starting the engine if there is a


malfunction ................. 108
— Audi music interface .......... 252
—Audi phone box ............... 211
@) Electromechanical parking brake
button 2... 6... cece ee ee eee ee 121
@ Automatic transmission selector
lever... 2... cece eee eee eee ee 109
@ [START ENGINE STOP] button .... 107
@4 Steering wheel adjustment ...... 78
@5) Lever for:
— Cruise control system ......... 163
— Adaptive cruise assist .......... 166
@8 Connection port for the On Board
Diagnostic System (OBD) ........ 333
@) Buttons for:
> LIQHtS sc ss sees ¢ 2 wees 3s ewes G 58
—All-weather lights ............ 58
— Rear fog lights ............... 58
Hood release .............0.00. 276
@9) Button for:
— Luggage compartment lid ...... 48
— Fuel filler door release (plug-in
hybrid drive) ............0.00. 27
60 Exterior mirror adjustment ...... 64
@2 Buttons for:
— Power windows .............. 52
—Child safety lock .............. 51
@) Tips
Some the equipment listed here is only instal-
led in certain models or is available as an op-
tion.
Indicator lights overview
The indicator lights in the instrument cluster
blink or turn on. They indicate functions or mal-
functions. Some warning and indicator lights
turn on when you switch the ignition on and must
turn off when the drive system is switched on or
while driving.
With some indicator lights, messages may ap-
pear and warning signals may sound. The indica-
tor lights and messages may be covered by other
displays. To show them again, select the second
tab for messages with the multifunction steering
wheel & page 13.
Some indicator lights in the display can display in
several colors.
ONC eae sh
If the A or A indicator light turns on, check
the message in the instrument cluster.
The following indicator lights may be available,
depending on the vehicle equipment:

Red indicator lights
Central indicator light
=> page 7,
Instrument cluster
=> page 12
Safety belt
=> page 82

















Engine start system
=> page 108
Transmission
=> page 112
Drive system
=> page 117,
Electrical system
=> page 284
Charging system
=> page 137
Electromechanical parking brake
=> page 121
Electromechanical parking brake
=> page 122

Quick access

Brake system
=> page 120, > page 122,
=> page 283
Lane departure warning
=> page 177,
Emergency assist
Brake system => page 186
=> page 120, > page 122,
=> page 283
Audi pre sense
=> page 179,
Intersection assist
=>page 185
Steering
=>page 127


Steering lock Yellow indicator lights
= page 127 Central indicator light
Air suspension > page 7
= page 126 Safety systems
Electrical system => page 85
=> page 284
Engine oil level (MIN)
=> page 278
Transmission
=>page 112
Drive system
=>page 117
Cooling system
> page 281
Engine oil pressure
=> page 278
Cooling system
=> page 281
Hood
=> page 276
Drive system
=>page 117
Vehicle sound
Charging system => page 117
= page 137 Engine start system
Loose wheel warning => page 108
=> page 304 Keys
Night vision assist => page 108
=> page 160 Electromechanical parking brake
Night vision assist => page 122
=> page 160 Brake system
Distance warning => page 120
=>page 175 Electronic Stabilization Control
(ESC)
=> page 129
Steering intervention request
=>page 170
Electronic Stabilization Control
(ESC)
=>page 129
Safe start monitor
=> page 173,
Driver intervention request
=> page 174 Electronic Stabilization Control
(ESC)
=> page 130
Anti-lock braking system (ABS)
=> page 130 >

Adaptive cruise assist
=> page 167

4N0012721BF

Quick access

Anti-lock braking system (ABS)
=> page 130
Steering
=>page 127
Steering lock
=>page 127
All wheel drive
=>page 129
Suspension control
=>page 126
Air suspension
=> page 126
Engine speed limitation
>page 14
Tank system
=> page 270
Tank system/high-voltage system
=> page 270
Electrical system
> page 284
Engine oil level (MIN)
> page 278
Engine oil level (MAX)
=> page 278
Engine oil sensor
> page 278
Malfunction Indicator Lamp (MIL)
=> page 274,
Engine warm-up request
> page 278
Washer fluid level
=> page 287
Windshield wipers
=> page 68
High-voltage battery range
=> page 137
Parking systems
=> page 190
Park assist plus
=> page 202
Maneuver assist
=> page 208

Tire pressure
=> page 307
Tire pressure
=> page 307
Loose wheel warning
=> page 304
Bulb failure indicator
=> page 62
Adaptive light
=> page 62
Light/rain sensor
=> page 62, > page 68
Door lock
=> page 43
Battery in vehicle key
=> page 47
Night vision assist
=> page 161
Intersection assist
=> page 185
Side assist
=> page 183;
Exit warning
=> page 184
Rear cross-traffic assist
=>page 195
Adaptive cruise assist
=>page 175
Steering intervention request
=>page 170, > page 177
Lane departure warning
=> page 178
Distance warning
=>page 175
Audi pre sense
=> page 182
Emergency assist
=> page 186
Emergency call function
=> page 228

Quick access


Other indicator lights
Rear safety belt
=> page 82















Start/Stop system
>page 117
>page 114
Low beam headlights
=> page 58
Parking lights
=> page 58
Turn signals
=> page 59, > page 61
Cruise control system
=> page 163
Cruise control system
=> page 163
Efficiency assist
> page 164
Efficiency assist
=> page 164
Efficiency assist
=> page 164
Efficiency assist
=> page 164
Efficiency assist
=> page 164
Adaptive cruise assist
=> page 167
Adaptive cruise assist
=> page 167
Adaptive cruise assist
=> page 167
Adaptive cruise assist
=> page 167
Adaptive cruise assist
=> page 167
10
Electric drive ready mode
Park assist plus
=> page 199
Lane departure warning
=>page 177

High beam headlights
=> page 59
High beam assistant
=>page 59
Laser
lights
=> page 60
Rear safety belt
=> page 82
Transmission
=> page 112
Start/Stop system
=> page 117
Convenience key
=> page 108
Electromechanical parking brake
=> page 122
Electromechanical parking brake
=> page 122
Electric drive ready mode
= page 114
Electric drive ready mode
=>page 114
Combustion engine
>page 115
Plug-in hybrid modes
=>page 114
Plug-in hybrid modes
=> page 114
Plug-in hybrid modes
>page 114
Steering
>page 127
Air suspension
=>page 126
High-voltage battery range
=> page 137
Parking systems
=> page 190
Park assist plus
=> page 202
Park assist plus
=> page 202

4N0012721BF
Quick access
























High beam assistant
=>page 59
OLED tail lights
=> page 62
Door lock
=> page 43
Child safety lock
=> page 51
Speed warning system
=>page 155
Speed warning system
>page 155
Camera-based traffic sign recog-
nition
=>page 156
Night vision assist
=> page 161
Cruise control system
=> page 163
Cruise control system
=> page 163
Intersection assist
>page 185
Side assist
> page 183
Distance warning
>page 175
A) Rear cross-traffic assist
here =>page 195
Adaptive cruise assist
=>page 175,
Efficiency assist
=>page 171
Adaptive cruise assist
LR © page 167
Adaptive cruise assist
=>page 172
Lane departure warning
=>page 177

Lane departure warning
=> page 178
Audi pre sense
=> page 182
Emergency assist
=> page 186
11

Instrument cluster

Instrument cluster
Instrument cluster overview
cH) Olas
12/5/2017


Fig. 2 Instrument cluster overview (Audi virtual cockpit)
Depending on the vehicle equipment, the follow- @ Tips
ing items may appear in the instrument cluster:
5 — You can select the units used for tempera-
@ Display
ture, speed, and other measurements in the
Infotainment system > page 263.
— Speeds are displayed in mph (miles per
— Engine coolant temperature ~E .. 14
— High-voltage battery charge level

@ Left dial hour) or km/h (kilometers per hour).
— Tachometer ............ 0. eee 14 — If there is a malfunction in the instrument
— Power meter ........-..-..0-5 is cluster, DEF will appear in the trip odometer
(2) “Tab area s : sews + ¢ sees ee eee ge 13 display. Have the malfunction corrected as
@ Centralarea............0..00.. 13 soon as possible.
© Status line (one or two lines) — Certain instrument cluster content can also
© Right dial be displayed in the head-up display*
— Convenience display mde
@ Fuellevel A ............00000. 270
Right
additional display with speed-
ometer
© Left additional display with:
—Gear .... ee eee eee eee 109
— Audi drive select mode ......... 124
ZA WARNING
If there is a severe malfunction in the instru-
ment cluster, the display may turn off. The A
indicator light may also turn on. Stop the ve-
hicle safely. See an authorized Audi dealer or
authorized Audi Service Facility for assistance.

12

4N0012721BF
Instrument cluster

Power meter
Applies to: vehicles with plug-in hybrid drive


RAZ-0575,

8
©






Fig. 6 Instrument cluster: power meter
Displaying the power meter
> Applies to: MMI: Select on the home screen:
SETTINGS > Display & brightness > Audi virtu-
al cockpit > Left dial > Power meter or Com-
bined.
The power meter @) > page 12 gives feedback
about the usage capacity of the drive system. The
power meter needle displays the current usage
capacity. A colored border indicates how much
the drive system can currently be utilized. The
colored borders may vary depending on the se-
lected driving program and the electric power
currently available.
Depending on the vehicle equipment, the power
meter displays the following driving statuses:
@ Drive system switched off
@ Vehicle recovering electrical energy
@® Drive system switched on
@) Vehicle is driving with the electric
motor (green)
© Vehicle is driving with the electric
motor, the combustion engine can
switch on automatically (green
dash)
© Vehicle is driving with the combus-
tion engine (orange)
@ Vehicle is driving with maximum
power from the electric motor and
combustion engine for a brief peri-
od of time
Odometer
The trip odometer and odometer are displayed in
the status bar G) > page 12.
The trip odometer shows the distance driven
since it was last reset. It can be used to measure
short distances. The odometer shows the total
distance that the vehicle has been driven.
Resetting the trip odometer
> Select on the instrument cluster: vehicle func-
tions tab > I button > Reset mi.
@) Tips
Distances are displayed in mi (miles) or km
(kilometers).
Outside temperature
display
The outside temperature is displayed in the sta-
tus bar @) > page 12.
If your vehicle is stationary or if you are driving at
very low speeds, the temperature displayed in
the instrument cluster may be slightly higher
than the actual temperature outside due to heat
radiating from the engine.
At temperatures below 41 °F (+5 °C), a snowflake
symbol appears in front of the temperature dis-
play > A.

Z\ WARNING
Do not assume the roads are free of ice based
on the outside temperature display. Be aware
that there may be ice on roads even when the
outside temperature is around 41 °F (+5 °C)
and that ice can increase the risk of accidents.


Engine oil temperature
indicator
Depending on the vehicle equipment, the engine
oil temperature %7 may be indicated by a bar in
the instrument cluster.
> Open the vehicle functions tab and switch to
the enhanced view > page 13.
15