sensor AUDI A8 2021 Workshop Manual

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
— The coverage areas of the sensors > fig. 135
are diagrams and do not represent a true-
to-scale image of the sensor ranges.
— The system complies with United States FCC
regulations and ISED regulations
> page 341.

Emergency assist
Applies to: vehicles with emergency assist
General information
Within the limits of the system, emergency assist
can detect inactivity from the driver. In these in-
stances, the system will warn the driver, assume
control of the vehicle if necessary, and bring 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 available
at speeds above approximately 40 mph
(65 km/h).
Emergency assist functions
Measures may be initiated in stages. The vehicle
can be controlled with the limits of the system.
The measures depend on the dangerous situation
and the vehicle equipment:
— Visual and audio warnings
— Vehicle control
— Reduction of vehicle speed in stages
— Lowers the volume of the Infotainment system
— Tugs on the safety belt
— Activates the brakes
— The emergency flashers are activated

) This function is not available in every market and on all ve-
hicle equipment levels.
186
— Audi pre sense preemptive safety measures are
triggered > page 179
— The brakes are applied until the vehicle is sta-
tionary
As soon as the vehicle comes to a full stop, the
vehicle prepares for the vehicle passengers to be
rescued. The parking brake is set, “P” gear is en-
gaged, the doors are unlocked, and the interior
lighting is activated. The emergency call) will be
started if necessary once the vehicle has been
stationary
for several seconds.
Display
If /3\ is displayed for example, the emergency
assist is active.
Overriding the emergency assist
You can override emergency assist as follows
SA:
— 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 121.
Switching the emergency assist on and off
The system can be switched on and off in the
MMI > page 153.
Messages
rg or Eis 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 152 and try to turn the system on
again later.

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Driver assistance

If the malfunction remains, drive to an author-
ized Audi dealer or authorized Audi Service Facili-
ty immediately to have the malfunction
corrected.

— Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
— 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.
187

Parking and maneuvering

Parking and
maneuvering
Introduction
Depending on the vehicle equipment, various
parking aids will help you when parking and ma-
neuvering.
Parking aid
The parking aid plus assists you while parking
using audio and visual signals to warn you about
objects detected in front of, behind, and at the
sides* of the vehicle > page 188.
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 191.
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 191.
The rear cross-traffic assist can warn you of ap-
proaching cross traffic when driving in reverse or
exiting a parking space > page 195.
The maneuver assist!)”) helps the driver to ma-
neuver > page 207.
Assisted parking
The following systems help you to locate suitable
parking spaces > page 196 and to park in them
and exit them. The driver must always monitor
the area around the vehicle and supervise the
parking process.
Park assist plus!)2) helps you when parking in
available parking spaces and exiting them. This
occurs either in the vehicle by pressing a drive
button > page 198 or, if equipped with Remote
park assist plus!)2), from outside the vehicle by
remote control using a mobile device
= page 202. The systems control steering, gear
selection, acceleration, and braking.

D_ System availability may be limited depending on the mar-
ket.
2) In preparation at the time of printing.
188
Remote park assist plus with garage func-
tion))2) enhances the remote controlled parking
by remote park assist to include parking in pri-
vate one-car and two-car garages > page 202.
Settings options
You can adjust parking aid functions individually.
The adjustment options depend on the vehicle
equipment.
— Automatic activation > page 189
— Front and rear volume > page 190
— Entertainment fader > page 190.
— Clean rearview camera > page 191
— View > page 193
— Rear cross-traffic assist > page 195
— Maneuver assist > page 208

x WARNING
Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
G) Tips
Audi recommends practicing parking in a traf-
fic-free location or parking lot to become fa-
miliar with the systems. Practice parking in
good light and weather conditions.

Parking aid plus
Activating and deactivating
Applies to: vehicles with parking aid plus


[RAZ-1042
?


Fig. 137 Center console: parking aid button

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Parking and maneuvering

General information
The parking aid assists when parking and maneu-
vering by providing warnings about obstacles. If
the ultrasonic sensors on the vehicle > page 151,
fig. 108 detect an obstacle, the system will pro-
vide audio and visual warnings.
Activating and deactivating
Requirement: the vehicle speed must be under
approximately 6 mph (10 km/h).
> Press the Pvt or { button @ in the center con-
sole. 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 aid plus
will deactivate automatically when driving for-
ward faster than 6 mph (10 km/h).

Z\ WARNING
Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.

@) Note
Keep enough distance from the curb to avoid
damage to the rims.
@) Tips
— 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 aid plus

Fig. 138 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 (2) show detected obstacles that
are in your vehicle's path. The red lines @) mark
the expected direction of travel based on the
steering angle. A white segment @) 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. A continu-
ous tone sounds when an obstacle is less than
approximately 0.7 feet (0.20 m) away from the
189
>

Parking and maneuvering

sides* of the vehicle. Do not continue driving for-
ward or in reverse >@©.
> To deactivate audio signals while parking, press
(in the upper display. The audio signals will be
automatically activated again the next time the
parking aid 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: VE-
HICLE > Parking aid. Or
> Press |--]in the upper display when the parking
system is active.


Possible settings:
Front volume - Volume for the front and side*
area.
Rear volume - Volume for the rear area.
Entertainment fader —- The volume of the audio/
video source is lowered when the parking aid 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 152.
if or is displayed when there is a malfunc-
tion, the parking aid functions may be unavaila-
ble 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 152 and try to turn the system on
again later.
If the malfunction remains, drive to an author-
ized Audi dealer or authorized Audi Service Facili-
190
ty immediately to have the malfunction correct-
ed.

ZA\ WARNING
— Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
— 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
— Keep enough distance from the curb to
avoid damage to the rims.
— Applies to: vehicles with assisted parking
systems: If you park in short parking spaces
using assisted parking systems, a continu-
ous tone will sound from the parking aid
when the distance to an object is less than
approximately 0.7 feet (0.20 m). Do not
continue driving farther.
G) Tips
—The side area* > page 151, fig. 108 is de-
tected and evaluated when passing. There
may have been changes to the surrounding
area after switching the ignition off and on
again, after opening the doors, or if the ve-
hicle is left stationary for a period of time.
In this case, the area will appear black until
the area has been detected and evaluated.
— 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.

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Parking and maneuvering

Rearview camera and
peripheral cameras
Introduction

Applies to: vehicles with rearview camera/peripheral cameras

B8V-0629

Fig. 139 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.

ZA WARNING
Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
Activating and deactivating
Applies to: vehicles with rearview camera/peripheral cameras



[RAZ-1042|


Fig. 140 Center console: parking aid button
Activating and deactivating
> Press the 4 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 1839, fig. 138.
The system can be activated at low speeds, such
when maneuvering.
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 will deactivate automatically once
the vehicle exceeds a certain speed while driving
forward.

A WARNING
Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
Clean rearview camera
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 aid is active.
Z\ WARNING
Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.




191

Parking and maneuvering


Applies to: vehicles with rearview camera/peripheral cameras

Fig. 141 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 189.
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 # 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.
192
If Avis displayed, the respective ultrasonic sensor
is icy or dirty. Clean the area in front of the sen-
sors > page 152.
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
— Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
— 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.
— 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.

Parking and maneuvering


Symbol/Descrip-
tion
Description


psp
Switch between 3D surroundings and Surroundings

Front corner
or Display selection
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.

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-
©f$;/@/e|
®
|o/e
|e]
e@
|e

ages and sensor data. The vehicle image is shown by the system > A\.


ZA\ WARNING
— Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
— 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.
@) Tips
— Depending on the selected gear, it will auto-
matically switch between the Front and
194
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.

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Parking and maneuvering

Rear cross-traffic assist
Applies to: vehicles with rear cross-traffic assist
3 s
&
= st a

Fig. 144 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. 143. A display in the MMI and
various warnings provide assistance when exiting
a parking space.
Requirements for using the rear cross-traffic
assist:
— The parking system is switched on > page 188.
— 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 display @ appears only when the
parking aid is active. In vehicles with peripheral
cameras, the display only appears in the Rear
and Rear corner camera views. Arrows show the
direction from which the cross traffic is ap-
proaching.
— 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
— Select |--| > Rear cross-traffic assist in the upper
display when the parking aid is active.


Messages
re or >% is displayed when there is a mal-
function, the rear cross traffic assist 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 sensor area in the ve-
hicle rear and try to turn the system on again lat-
er.
If the malfunction remains, drive to an author-
ized Audi dealer or authorized Audi Service Facili-
ty immediately to have the malfunction correct-
— Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.
— The rear cross-traffic assist will not provide
alerts about people and cannot warn you
about every type of approaching objects,
such as cyclists. Always monitor the traffic
as well as the vehicle's surroundings with di-
rect eye contact.
— The system may not react if objects are ap-
proaching very quickly.
— The rear cross-traffic assist will not provide
alerts if your vehicle is parallel parked or if



195

Parking and maneuvering


your vehicle is pulled too far into the park-
ing space so that it is hidden by adjacent
vehicles.



— Once an automatic brake activation occurs,
the system cannot initiate another activa-
tion for several seconds.
— System functions may not be available if the
ESC is limited or switched off, or if there is a
malfunction.
— If there is an acoustic warning signal from
the rear cross-traffic assist, then the park-
ing aid may not warn you of detected obsta-
cles under certain circumstances.
— The coverage areas of the sensors > fig. 143
are diagrams and do not represent a true-
to-scale image of the sensor ranges.
— The system complies with United States FCC
regulations and ISED regulations
=> page 341.
Assisted parking
General information
Applies to: vehicles with assisted parking

If your vehicle is equipped with park assist plus
or remote park assist plus, these systems will
help you to find suitable parking spaces. Parking
spaces are measured using ultrasonic sensors on
the sides of the vehicle. Depending on vehicle
equipment, the laser scanner may also improve
the measurement.
If a parking space is found, the systems will help
you to park while the driver monitors the vehi-
cle's surroundings with the parking aids, cam-
eras*, and direct eye contact.

Observe the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 150.


D_ Only remote controlled parking.
196


Fig. 146 Overview of parking options in garages
Depending on the vehicle equipment, the follow-
ing parking options may be available:
Backing into parallel parking spaces
Backing into perpendicular parking spaces
Driving forward into perpendicular parking
spaces that you have already driven past
Driving forward into perpendicular parking
spaces if you have already driven to the space
yourself and the front of the vehicle is al-
ready in the space
®
©80
One-car garages») ©