sensor AUDI A8 2020 Workshop Manual
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Page 191 of 360

4N0012721BD 
Driver assistance 
  
Intersection assistant 
Applies to: vehicles with intersection assistant 
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Fig. 144 Instrument cluster: directional display from the 
intersection assistant 
General information 
The intersection assistant can warn the driver of 
approaching cross traffic in complex intersections 
> fig. 143. 
The system monitors intersections and exit 
ramps using the sensors installed in the vehicle 
that detect the front and side areas around the 
vehicle. Moving objects that are approaching 
from behind, such as cars, are detected within 
the limits of the system > A\. The system can al- 
so warn the driver of a potential collision with de- 
tected approaching cross traffic in intersections 
and exit ramps with poor visibility. 
Requirements for using the intersection 
assistant: 
— The speed must not be higher than approxi- 
mately 18 mph (30 km/h). 
— The “D” gear is selected. 
Displays, warnings, and braking 
— Display: the red arrow (@) can indicate the direc- 
tion from which the cross traffic is approaching. 
The indicator in the upper display only appears 
when the parking aid is activated. For vehicles 
with peripheral cameras only in the Front and 
Front corner camera views. The display only ap- 
pears in the instrument cluster > fig. 144 when 
the Driver assistance display is open in the on- 
board computer > page 16. 
— Warnings: the message Cross traffic! © can 
warn you of critical cross traffic when driving 
forward. There may also be an audible signal. 
— Automatic brake activation: if you do not react 
to a warning, a brief braking by the system can 
warn you of a potential collision with an ap- 
proaching object when driving forward at 
speeds up to approximately 6 mph (10 km/h). 
Switching the intersection assistant on and 
off 
— The system can be switched on and off in the 
MMI & page 157. 
Messages 
If Ey, or > is displayed when there is a mal- 
function, the intersection assistant functions 
may be unavailable or may be limited. 
A message that indicates the cause and possible 
solution may appear with some displays. The 
weather conditions may be too poor or a sensor 
may be covered. Clean the area in front of the 
sensors > page 156 and try to turn on the sys- 
tems again later. 
If the malfunction remains, drive to an author- 
ized Audi dealer or authorized Audi Service Facili- 
ty immediately to have the malfunction correct- 
ed. 
  
Z\ WARNING 
— Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
— The intersection assistant will not provide 
alerts about people and cannot warn you 
about every type of approaching objects, 
such as cyclists. Always monitor the traffic > 
      
189  
Page 192 of 360

Driver assistance 
  
  
as well as the vehicle's surroundings with di- 
rect eye contact. 
— The system may not react if vehicles are ap- 
Proaching very fast. 
@ Tips 
For an explanation on conformity with the 
FCC regulations in the United States and the 
Industry Canada regulations, see > page 339. 
  
    
Emergency assist 
Applies to: vehicles with emergency assist 
General information 
Within the limits of the system, the emergency 
assist detects if the driver is inactive. In these in- 
stances, the system warns the driver, assumes 
control of the vehicle if necessary, and brings the 
vehicle automatically to a stop in the lane. 
Regardless of the speed, the emergency assist is 
automatically available when the adaptive cruise 
assist* is activated. When the adaptive cruise as- 
sist® is deactivated, the system is only active at 
speeds higher than approximately 40 mph 
(65 km/h). 
Emergency assist functions 
Within the limits of the system, the emergency 
assist monitors the driver’s steering, accelerator, 
and brake pedal activity. Depending on the se- 
verity of the situation, it may initiate visual, au- 
dio, and haptic warnings in stages: 
— Reduces the speed 
— Messages 
— Lowers the volume of the Infotainment system 
— Audible warning 
— Tightening of the safety belt 
—A brief application of the brakes 
  
D_ This function is not available in every market and on all ve- 
hicle equipment levels. 
190 
If the driver remains inactive despite the warn- 
ings, the emergency assist controls the vehicle 
within the limits of the system: 
— The Audi pre sense preemptive safety measures 
are triggered > page 182. 
— The vehicle will stay in the lane and will be 
braked to a stop. 
— As soon as the vehicle comes to a full stop, the 
emergency flashers are activated and the  vehi- 
cle prepares for the vehicle passengers to be 
rescued. The parking brake is set, “P” gear is 
engaged, the doors are unlocked, and the inte- 
rior lighting is activated. If there is no move- 
ment for several seconds, the emergency call )) 
will be made if necessary. 
Overriding the emergency assist 
You can override the emergency assist > A\: 
— Move the steering wheel. Or 
— Press the brake pedal. Or 
— Press the accelerator pedal distinctly. 
When stationary, you can end the emergency as- 
sist by leaving the "P" position or releasing the 
parking brake > page 124. 
Switching the emergency assist on and off 
The system can be switched on and off in the 
MMI ®& page 157. 
Messages 
1f E or EB is displayed when there is a malfunc- 
tion, the emergency assist functions may be un- 
available or may be limited. 
  
A message that indicates the cause and possible 
solution may appear with some displays. The 
weather conditions may be too poor or a sensor 
may be covered. Clean the area in front of the 
sensors > page 156 and try to turn on the sys- 
tems again later. 
If the malfunction remains, drive to an author- 
ized Audi dealer or authorized Audi Service Facili- 
ty immediately to have the malfunction correct- 
ed.  
Page 193 of 360

4N0012721BD 
Driver assistance 
  
  
— Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
— The emergency assist is an assist system 
that should only be used in cases of emer- 
gency to take  over control of the vehicle and 
bring it to a stop. 
    
— Depending on the severity of the detected 
situation, not all safety measures will be ini- 
tiated. Certain functions can be adjusted or 
skipped if necessary. 
— If the emergency assist was triggered, it will 
only be available again after a brief period. 
— Certain settings are stored automatically in 
the active personal profile. 
— An indicator in the instrument cluster will 
inform you when there is an intervention. 
191  
Page 194 of 360

Parking and maneuvering 
  
Parking and 
maneuvering 
Introduction 
Depending on the vehicle equipment, various 
parking aids will help  you when parking and ma- 
neuvering. 
Parking system 
The parking system plus assists you while park- 
ing using audio and visual signals to warn you 
about objects detected in front of, behind, and at 
the sides* of the vehicle > page 192. 
The rearview camera shows the area behind the 
vehicle in the MMI display. The lines in the rear- 
view camera image help you to park and maneu- 
ver  > page 194. 
The peripheral cameras are an addition to the 
rearview camera and help you to see various 
areas around the vehicle while parking and ma- 
neuvering > page 194. 
The rear cross-traffic assist can warn you of ap- 
proaching cross traffic when driving in reverse or 
exiting a parking space > page 198. 
Settings options 
You can adjust parking system functions individu- 
ally. The adjustment options depend on the  vehi- 
cle equipment. 
— Activating automatically > page 192 
— Front and rear volume > page 193 
— Entertainment fader > page 193 
— Clean rearview camera > page 195 
— View > page 197 
— Rear cross-traffic assist > page 198 
  
  
_ WARNING 
Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
      
G) Tips 
Practicing parking in a traffic-free location or 
parking lot  to become familiar with the sys- 
tems is recommended. Practice parking in 
good light and weather conditions. 
192 
Parking system plus 
Activating/deactivating 
Applies to: vehicles with parking system plus 
  
  
  
Fig. 145 Center console: parking aid button 
General information 
The parking system assists when parking and ma- 
neuvering by providing warnings about obstacles. 
If the ultrasonic sensors on the vehicle 
=> page 155, fig. 115 detect an obstacle, the sys- 
tem will provide audio and visual warnings. 
Activating/deactivating 
Requirement: the vehicle speed must be under 
approximately 6 mph (10 km/h). 
> Press the Pt or & button in the center console. 
When activating, a brief tone will sound and 
the LED in the button will turn on. 
Automatic activation 
> The system activates automatically when re- 
verse gear is engaged while the engine is run- 
ning. A brief tone will sound. 
> If Automatic activation is switched on in the 
MMI and if the vehicle approaches ) an obstacle 
at speeds below approximately 6 mph (10 
km/h), the parking aid will switch on automati- 
cally. Audible signals will sound once the obsta- 
cle is within the sensor detection area. 
> Applies to: MMI: To switch Automatic activa- 
tion on or off, select on the home screen: VEHI- 
CLE > Parking aid > Automatic activation. 
Automatic deactivation 
The distance indicator for the parking system 
plus will deactivate automatically when driving 
forward faster than 6 mph (10 km/h).  
Page 195 of 360

4N0012721BD 
Parking and maneuvering 
  
  
ZA\ WARNING 
Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
@) Note 
Keep enough distance from the curb to avoid 
damage to the rims. 
@) Tips 
— Certain settings are stored automatically in 
the active personal profile. 
— If the parking aid is deactivated, it can only 
be reactivated automatically when one of 
the following conditions is met: 
      
— The vehicle speed exceeds 6 mph 
(10 km/h) 
— The ignition is switched off and back on 
again 
— The parking brake is set and then released 
—The “P” gear is engaged and released 
again 
Applies to: vehicles with parking system plus 
  
Fig. 146 Upper display: distance indicator 
If the sensors detect an obstacle, audible and vis- 
ual signals will warn you. 
Visual warnings 
The visual warnings in the upper display help  you 
to detect the critical vehicle area and to estimate 
the distance to an obstacle. 
Red segments (4) show detected obstacles that 
are in your vehicle's path. The red lines (2) mark 
the expected direction of travel based on the 
steering angle. A white segment (3) indicates a 
detected obstacle that is outside of the vehicle's 
path. The closer your vehicle comes to the obsta- 
cle, the closer the segments will move to the ve- 
hicle. The collision area has been reached when 
the next to last segment is displayed. Obstacles 
in the collision area, including those outside of 
the vehicle's  path, are shown in red. Do not con- 
tinue driving  farther. 
Audio signals 
The closer your vehicle gets to a detected obsta- 
cle, the shorter the time between the audible sig- 
nals. A continuous tone sounds when an obstacle 
is less than approximately 1 foot (0.30 m) away 
from the front or rear of the vehicle. Do not con- 
tinue driving forward or in reverse >(@). 
> To deactivate audio signals while parking, press 
«Jin the upper display. The audio signals will be 
automatically activated again the next time the 
parking system is activated. 
Adjusting the volume 
You can adjust the volume to your preferences. 
The settings depend on the vehicle equipment. 
> Applies to: MMI: Select on the home screen: 
VEHICLE > Parking aid. Or 
> Press |---| in the upper display when the parking 
system is active. 
  
      
Possible settings: 
Front volume - Volume for the front area. 
Rear volume - Volume for the rear area. 
Entertainment fader - The volume of the audio/ 
video source is lowered when the parking system 
is activated. 
The new level is demonstrated briefly* when the 
volume is adjusted. 
Error messages 
If P4 appears, the sensor in the respective area 
or the speaker is faulty. Drive immediately to an 
authorized Audi dealer or authorized Audi Service 
Facility to have the malfunction repaired. 
If Avis displayed in the MMI, the ultrasonic sen- 
sor indicated is icy or dirty. Clean the area in front 
of the sensors > page 156. > 
193  
Page 196 of 360

Parking and maneuvering 
  
iffy or  fa is displayed when there is a malfunc- 
tion, the parking system functions may be un- 
available or may be limited. 
A message that indicates the cause and possible 
solution may appear with some displays. The 
weather conditions may be too poor or a sensor 
may be covered. Clean the area in front of the 
sensors > page 155, fig. 115 and try to turn on 
the systems again later. 
If the malfunction remains, drive to an author- 
ized Audi dealer or authorized Audi Service Facili- 
ty immediately to have the malfunction correct- 
ed. 
  
  
ZA WARNING 
— Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
— Sensors and cameras have spots in which 
the surrounding area cannot be detected. 
Objects, animals, and people may only be 
detected with limitations may not be detect- 
ed at all. Always monitor the traffic and the 
vehicle's surroundings directly and do not 
become distracted. 
      
Q Note 
Keep enough distance from the curb to avoid 
damage to the  rims. 
@) Tips 
— Certain settings are stored automatically in 
the active personal profile. 
— If the distance to an obstacle remains con- 
stant, the volume of the distance warning 
gradually lowers after a few seconds until it 
is muted (this does not apply to the continu- 
ous tone). If the obstacle comes closer than 
it was before the sound was muted, the 
tone will sound again. If the obstacle be- 
comes farther away than it was before the 
sound was muted, no tone will sound. Pay 
attention to the vehicle's surroundings 
when you start to drive. 
194 
Rearview camera and 
peripheral cameras 
Introduction 
Applies to: vehicles with rearview camera/peripheral cameras 
  
B8V-0629 
    
Fig. 147 Orientation line display when parking 
Depending on the vehicle equipment, a rearview 
camera or multiple peripheral cameras may be 
available. 
The rearview camera helps you to park or maneu- 
ver using the orientation lines. 
The peripheral cameras expand the vehicle over- 
view to include various views around the vehicle 
that can be selected. 
  
A WARNING 
Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
ONSET PAs La) 
Applies to: vehicles with rearview camera/peripheral cameras 
      
  
  
  
Fig. 148 Center console: parking aid button 
Activating/deactivating 
Requirement: the vehicle speed must be under 
approximately 6 mph (10 km/h).  
Page 197 of 360

4N0012721BD 
Parking and maneuvering 
  
> Press the & button in the center console. When 
activating, a brief tone will sound and the LED 
in the button will turn on. Or 
> Press bin the upper display if the visual dis- 
tance indicator is shown > page 193, fig. 146. 
Automatic activation 
The system activates automatically when reverse 
gear is engaged while the engine is running. A 
brief tone will sound. 
Automatic deactivation 
The system deactivates automatically when driv- 
ing forward faster than 6 mph (10 km/h). 
  
ZA WARNING 
Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
(era Wael] 
Applies to: vehicles with rearview camera/peripheral cameras 
      
You can manually start the cleaning of the rear- 
view camera. The settings depend on the vehicle 
equipment. 
  
    > Select |---| > Clean rearview camera in the upper 
display when the parking system is active. 
  
  
Z\ WARNING 
Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
Applies to: vehicles with rearview camera/peripheral cameras 
      
  
Fig. 149 Upper display: aiming at a parking space 
When parking with the rearview camera or pe- 
ripheral camera, the parking system plus audio 
and visual warnings* will also assist you 
=> page 193. 
Visual orientation lines 
@ The orange orientation lines show the  vehi- 
cle's direction of travel > ©. Turn the steer- 
ing wheel until the orange orientation lines 
align with the parking space. 
@ Use the blue markings to help  you estimate 
the distance to an obstacle. Each marking 
represents approximately 3 feet (1 meter). 
The blue area represents an extension of the 
vehicle's 
outline by approximately 16 feet (5 
meters) to the rear. 
@® You can recognize the rear bumper in the 
lower display. 
@ You should stop  driving in reverse when the 
red orientation line touches the edge of an 
object, at the latest. 
Symbols 
If $2/&9/< is displayed and the display area 
represented by that symbol is not available, then 
the camera on the that side is not available. The 
power exterior mirrors may have been folded in 
or a door or the luggage compartment lid may 
have been opened. 
If #4 is displayed, there is a system malfunction 
and the display area represented by that symbol 
is not available. The camera is not working in this 
area. 
If Avis displayed, the respective ultrasonic sensor 
is icy or dirty. Clean the area in front of the sen- 
sors > page 156. 
If one of the symbols continues to be displayed, 
drive immediately to an authorized Audi dealer or 
authorized Audi Service Facility to have the mal- 
function repaired. 
  
ZA\ WARNING 
— Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. > 
       
195  
Page 198 of 360

Parking and maneuvering 
  
  
— Sensors and cameras have spots in which 
the surrounding area cannot be detected. 
Objects, animals, and people may only be 
detected with limitations may not be detect- 
ed at all. Always monitor the traffic and the 
vehicle's surroundings directly and do not 
become distracted. 
      
©) Note 
— The orange orientation lines @) show the di- 
rection the rear of the vehicle will be travel- 
ing, based on the steering wheel angle. The 
front of the vehicle swings out more than 
the rear of the vehicle. Maintain plenty of 
distance so that an exterior mirror or a cor- 
ner of the vehicle does not collide with any 
obstacles. 
Operating the peripheral cameras 
— Keep enough distance from the curb to 
avoid damage to the rims. 
— Only use the images provided by the camera 
on the rear of the vehicle when the luggage 
compartment lid is completely closed. Make 
sure any objects you may have mounted on 
the luggage compartment lid do not block 
the rearview camera. 
G) Tips 
Applies to: vehicles with air suspension: The 
accuracy of the orientation lines and blue sur- 
faces on the camera display decreases when 
the vehicle is raised or lowered with the air 
suspension. 
  
Applies to: vehicles with peripheral cameras 
  
  
  
RAZ.0131 
    
Fig. 150  Upper display: left side: surrounding area. Right side: 3D surroundings. 
On vehicles with peripheral cameras, you can se- 
lect among different views. 
The camera views can be controlled with the 
touch display. In certain views, you can zoom in 
or out on the displayed area, and move, tilt, or 
rotate the 3D surroundings. 
  
) Requirement: The vehicle surroundings (Camera) must be 
selected in the View in the side area. 
196 
Selecting the views 
> To display the entire selection bar, tap  the cur- 
rent view (2) or swipe at the edge of the selec- 
tion bar from left to right. 
> To select a view, press (2) - @) in the upper dis- 
play or tap in an area to show the vehicle in the 
side view )).  
Page 199 of 360

4N0012721BD 
Parking and maneuvering 
  
> To select a 3D surroundings view, press the »G2) 
symbol (@). Then select the desired 3D 
surroundings view @) - @). 
> To re-center the 3D surroundings, tap  the cam- 
era image twice. 
Switching the views quickly 
To switch the views quickly (for example, from 
Front corner to Front): 
> Tap the camera image twice. Or 
> Pull two fingers apart or together in a sideways 
Tilting or rotating the views 
Applies to: 3D surroundings view 
> To tilt or rotate the 3D surroundings, use your 
finger to drag it in any direction > fig. 150, on 
the  right side. 
> To re-center the 3D surroundings behind the 
vehicle, tap  the camera image twice. 
motion on the camera image. 
Selecting a view in the side area 
Zooming in and out on the views 
Applies to: surroundings and 3D surroundings views 
> To zoom in or out on an area, place two fingers 
on that area and push them apart or pull them 
together > fig. 150, left side. 
Moving the view 
Applies to: surroundings and 3D surroundings views 
The vehicle surroundings are shown in the side 
area of the display. You can switch between a vis- 
ual display (Graphic) and the vehicle surround- 
ings (Camera). 
  
     > Select |--] > View in the upper display when the 
parking system is active. 
  
> To move the view, press and pull it in any direc- 
tion using one finger. 
  
Symbol/Descrip- 
tion 
Description 
  
  
ED)        
Switch between 3D surroundings and Surroundings 
  
Front corner 
or display the selec- 
tion bar 
This view makes it easier to drive out of tight parking spaces or areas and 
intersections with poor visibility. It shows an almost 180° panorama view 
in front of the vehicle. 
  
Front 
This view assists you in using the full area for maneuvering in front of the 
vehicle. 
  
Surroundings 
This view helps you to maneuver and position the vehicle more precisely. 
The area around the vehicle is shown using the camera images. The vehi- 
cle image is shown by the system > A\. 
  
Rear 
This view assists you in using the full area for maneuvering behind the ve- 
hicle. This is the rearview camera image. 
  
Rear corner 
This view can assist you when driving out of tight parking spaces or areas 
with poor visibility. It shows an almost 180° panorama view behind the 
vehicle. 
  
Front tires 
This view helps you to see the distance between the front tires and the 
curb and the steering wheel angle when parking. 
  
Rear tires 
This view helps you to detect the distance between the rear wheels and 
the curb when parking. 
  
ef 
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© 
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e® 
|e] 
© 
|e 
    
3D surroundings 
  
In these views, you can  see the areas surrounding the vehicle in 3D when 
parking. The vehicle surrounding views are created from the camera im- 
ages and sensor data. The vehicle image is shown by the system > A\. 
    
197  
Page 200 of 360

Parking and maneuvering 
  
  
A WARNING 
— Follow the safety precautions and note the 
limits of the assist systems, sensors, and 
cameras > page 154. 
— The Surroundings and 3D surroundings are 
created from the individual camera images. 
The vehicle image is shown by the system. 
Objects and obstacles above the camera are 
not displayed. 
@) Note 
Only use  the images provided by the camera 
on the rear of the vehicle when the luggage 
compartment lid is completely closed. Make 
sure any objects you may have mounted on 
the luggage compartment lid do not block the 
rearview camera. 
iG) Tips 
— Depending on the selected gear, it will auto- 
matically switch between the Front and 
Rear views. If you switch the view manually, 
the automatic front/rear camera  change will 
be temporarily deactivated. 
— When first activated while a forward gear is 
engaged, the Front  corner is displayed. 
      
Rear cross-traffic assist 
Applies to: vehicles with rear cross-traffic assist 
7] 
s 
g 
= = a 
  
Fig. 151 Sensor detection range for rear cross-traffic assist 
198 
  
Fig. 152  Upper display: rear cross-traffic assist display 
General information 
The rear cross-traffic assist monitors the area be- 
hind and next to the vehicle using radar sensors 
at the rear corners of the vehicle. The system can 
detect moving objects that are approaching, such 
as vehicles > fig. 151. A display in the MMI and 
various warnings provide assistance when exiting 
a parking space. 
Requirements for using the rear cross-traffic 
assist: 
— Reverse gear must be engaged and the speed 
while driving in reverse must not be higher than 
6 mph (10 km/h). 
Displays, warnings, and braking 
— Display: the indicator @ in the upper display 
only appears when the parking aid is activated. 
In vehicles with peripheral cameras, the display 
only appears in the Rear and Rear corner cam- 
era views. Arrows show the direction from 
which the cross traffic is approaching. 
— Audible warnings: an audio signal may sound 
as an additional warning when driving in re- 
verse. 
— Automatic brake activation: if you do not react 
to a warning, a brief braking by the system can 
warn you of a potential collision with an ap- 
proaching object. 
The audible warning signal and the automatic 
brake activation occur only when driving in re- 
verse. 
Switch rear cross-traffic assist on and off 
— Applies to MMI: Select on the home screen: VE- 
HICLE > Parking aid > Rear cross-traffic assist. 
Or