A9021032058077_5

90 Audi pre sense warning, warning jolt, and/or brake engagement
90 21 03 2058077/5 May 13, 2021. Supersedes Technical Service Bulletin Group 90 number 20-51 dated June
17, 2020 for reasons listed below.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
All
2010 - 2023
All
Not Applicable
Condition
REVISION HISTORY
Revision Date
Purpose
5
-
Revised header (Added models and model years)
4
6/17/2020
Revised header (Added models and model years)
Revised Service (Added Q3 procedure)
3
01/28/2020
Revised header (Added PR Code)
Customer states:
The customer is concerned about an unexpected Audi pre sense city front intervention:
 Audi pre sense city warning.
Or
 Audi pre sense city warning jolt.
Or
 Audi pre sense city emergency stop.
Or
The customer is concerned about an unexpected Audi pre sense front intervention:
 Audi pre sense front warning.
Or
 Audi pre sense front warning jolt.
Or
 Audi pre sense front partial braking.
Or
Page 1 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
 Audi pre sense emergency braking.
Or
 The intervention of emergency steer assist.
Or
 The intervention of turning assistant.
The Audi pre sense symbol appears in the instrument
cluster and an audible warning is issued at the same
time (Figure 1). At the same time, neither of the
blinkers was active nor the side window closed.
Figure 1. Audi pre sense symbol.
Workshop findings:
 In a test drive, the concern cannot be reproduced.
Technical Background
Be aware of the safety instructions and the system limits of the supporting systems, sensors, and cameras (see
the owner's manual and self-study program 637, Audi Q7 type 4M: passenger protection and infotainment).
Production Solution
Not applicable.
Service
Ask the customer the following questions:
 When did the Audi pre sense city or Audi pre sense front intervene? [Day, month, and year].
 Was the red Audi pre sense triangle displayed in the instrument cluster during the concern? [Yes/No].
 Did a warning tone sound at the same time a red Audi pre sense triangle was displayed? [Yes/No].
 Did the hazard warning lights turn on or did the side windows close at the same time? [Yes/No].
Page 2 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
Note:
Please follow all the criterions that apply to your vehicle in order!
 Criterion 1: For all A4/A5/Q5 vehicles (All MY), and Q7 vehicles MY 2019 and earlier.
 Criterion 2: For all A3/TT/Q3 vehicles (All MY), and A6/A7/A8 vehicles MY 2018 and earlier.
 Criterion 3: For all A6/A7/A8/Audi e-tron quattro MY 2019 and later, and Q7 vehicles MY 2020 and later.
 Criterion 4: For all Q3 MY 2019 vehicles and later.
Criterion 1: For all A4/A5/Q5 vehicles and Q7 vehicles MY2019 and earlier.
1.
Perform the Audi pre sense test program. Depending on the vehicle options the test program can be
found under:
Test plan >> select self-test … >> body >> electrical system >> 01 – self-diagnosis capable systems >>
0013 – adaptive cruise control – J428 >> 0013 – Technical Product Information >> Audi pre sense.
Or
Test plan >> select self-test … >> body >> electrical system >> 01 – self-diagnosis capable systems >>
00A5 – front camera for driver assist systems – R242 >> 00A5 – Technical Product Information >> Audi pre
sense.
2.
The test program asks you to enter the date of the customer concern.
3.
The test program checks whether interventions of Audi pre sense city and Audi pre sense front took place
three days before and three days after the above date.
4.
At the end, the program provides a list of the Audi pre sense city and Audi pre sense front interventions in
this period.
Depending on the result of the test program proceed as follows:
Result of the ODIS test
program Audi pre sense:
Explanation
Proceed as follows:
The customer had no Audi pre The customer did not see the Audi pre
sense intervention.
sense symbol in the instrument cluster.
Continue your analysis. This TSB
does not apply.
Audi pre sense basic event
 Explain to the customer the
operation and limits of Audi pre
sense basic.
The customer saw the Audi pre sense
symbol, but a warning tone did not sound
at the same time.
 Use the owner's manual and the
self-study program.
Page 3 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
 Continue your analysis. This
TSB does not apply.
Audi pre sense rear event
The radar sensors of the lane change
 Explain to the customer the
assist permanently record the traffic
operation and limits of Audi pre
sense rear.
behind the vehicle, even if Audi side
assist is not activated. The J769 and J770
 Use the owner's manual and the
control modules evaluate the received
self-study program.
signals, process them and thus detect the
 Continue your analysis. This
distance of the following vehicles within
TSB does not apply.
the detection range.
If a control module for the lane change
assist J769 detects a critical pre sense
rear situation, it sends various information
to the data bus diagnostic interface J533.
The definition of a critical situation is that
the following vehicle could drive into its
own rear end without further action by the
following driver.
The data bus diagnostic interface J533
sends these signals to the airbag control
module J234. On the basis of the
available information, the J234 decides
which actuators are activated and sends
this information to different control
modules.
Audi pre sense city
intervention
And
No Audi pre sense front
intervention
Audi pre sense city warnings and warning  Explain to the customer the
jolts on pedestrians are not saved.
operation and limits of Audi pre
sense city and Audi pre sense
Only a limited number of interventions are
front.
stored. The intervention mentioned by the
customer may be too far back and been
 Use the owner's manual and the
self-study program.
overwritten by further interventions.
 Observe the Audi pre sense
adjustment options
(early/medium/late/off) in the
MMI. This can influence the
timing of the warning and of the
warning jolt.
Audi pre sense city warning
Or
Audi pre sense front warning
If the vehicle approaches a preceding or
 Explain to the customer the
stationary vehicle in a critical situation, the
operation and limits of Audi pre
sense city and Audi pre sense
instrument cluster can optically and
front.
Page 4 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
acoustically warn the driver within certain
limits.
 Use the owner's manual and the
self-study program.
 Observe the Audi pre sense
adjustment options
(early/medium/late/off) in the
MMI. This can influence the
timing of the warning and of the
warning jolt.
Audi pre sense judder
But if the driver does not respond to the
 Explain to the customer the
warnings, the ABS control module J104
operation and limits of Audi pre
sense city and Audi pre sense
issues an urgent warning with a judder.
front.
The judder is a very short, clearly
perceivable brake activation that does not  Use the owner's manual and the
slow down the vehicle. It aims to bring the
self-study program.
attention of the driver back to the traffic
situation and to signal that an immediate  Observe the Audi pre sense
adjustment options
reaction is necessary to prevent a
(early/medium/late/off) in the
collision.
MMI. This can influence the
timing of the warning and of the
warning jolt.
Audi pre sense front
emergency stop
In case of an emergency stop, Audi pre
sense front calculates whether the driver
brakes sufficiently to prevent a collision. If
this is not the case, depending on the
situation the necessary braking
performance is increased up to a full
deceleration.
The intervention of turning
assistant.
If Audi pre sense detects that a critical
 Explain to the customer the
situation would arise when turning off, the
operation and limits of Audi pre
sense front.
hydraulic brake assistant is parameterized
by the ABS control module J104. In
 Use the owner's manual and the
addition, the triggering algorithms for the
self-study program.
hydraulic brake assistant are changed. As
a result of this action, the response time
of the brake is very fast. If the vehicle
continues turning and rolls/pulls away
now, Audi pre sense front detects this
with the speed sensors of the ABS control
module J104.
Explain to the customer that they
operated the brakes and Audi pre
sense front supported him with the
brake intervention.
In this case, Audi pre sense front would
initiate an automatic emergency braking
Page 5 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
by the ABS control module J104 so that
the vehicle stops in its own lane. The
driver is notified visually and acoustically
that the vehicle is braking automatically.
Intervention of emergency
steer assist
If the driver evades another vehicle after a  Explain to the customer the
warning jolt, the evasion assistant
operation and limits of Audi pre
sense front.
supports him with steering torque if
necessary. Audi pre sense front
 Use the owner's manual and the
calculates a suitable evasion line on the
self-study program.
basis of various data, such as the own
speed and the lane of the vehicle ahead.
If the own vehicle moves within certain
limits too far away from the evasion line,
the evasion assistant attempts to guide
the vehicle along the evasion line by
steering interventions. This helps the
driver to steer past the obstacle. Within
the physical limits, a loss of control can be
prevented when evading an obstacle.
Audi pre sense emergency
brake
Or
Audi pre sense front
emergency braking
If the driver also ignores the judder or only If the customer feels that the vehicle
releases the accelerator pedal, the ABS
has braked for no reason, contact
control module J104 brakes the vehicle.
TAC.
Depending on the vehicle speed the
braking performance can be gradually
increased up to a full deceleration
(emergency stop).
5. Perform the “Data logging” test program. This test plan can be found under:
Test plan >> select self-test… >> body >> electrical system >> 01 – self-diagnosis capable systems >>
00A5 – front camera for driver assist systems – R242 >> 00A5 – Technical Product Information >> Data
logging.
Depending on the category only a limited number of the events are saved:
6. Per concern, the test program "Audi pre sense" must only be performed once.
7. If the concern has occurred several times, the test program "Audi pre sense" must not be performed more
than three times.
Criterion 2: For all A3/TT vehicles (All MY), and Q3/A6/A7/A8 vehicles MY 2018 and earlier.
Page 6 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
1. Perform the “Data logging” test program. Depending on the vehicle options the test program can be found
under:
Test plan >> select self-test… >> body >> electrical system >> 01 – self-diagnosis capable systems >> 0013
– adaptive cruise control – J428 >> 0013 – Technical Product Information >> Subsystems, marginal
conditions >> data logging.
Criterion 3: For all A6/A7/A8/Audi e-tron quattro MY 2019 and later and Q7 vehicles MY 2020 and later.
1. Perform the “Data logging” test program. Depending on the vehicle options the test program can be found
under:
Test plan >> select self-test… >> body >> electrical system >> 01 – self-diagnosis capable systems >> 00A5
– front camera for driver assist systems – R242 >> 00A5 – Technical Product Information >> Data logging.
2. Select all measured values and click OK to start the test.
Criterion 4: For all Q3 vehicles MY 2019 and later.
1. Perform the Audi pre sense test program. Depending on the vehicle options the test program can be found
under:
Test plan >> select self-test … >> body >> electrical system >> 01 – self-diagnosis capable systems >> 0013
– adaptive cruise control – J428 >> 0013 – Technical Product Information >> Audi pre sense.
2. The test program asks you to enter the date of the customer concern.
3. The test program checks whether interventions of Audi pre sense city and Audi pre sense front took place
three days before and three days after the above date.
4. At the end, the program provides a list of the Audi pre sense city and Audi pre sense front interventions in
this period.
Result of the ODIS test
program Audi pre sense:
Explanation
Proceed as follows:
Audi pre sense warning
If the vehicle approaches a preceding  Explain to the customer the operation
or stationary vehicle in a critical
and limits of Audi pre sense front.
situation, the instrument cluster can
 Use the owner's literature and the selfoptically and acoustically warn the
study program.
driver within certain limits.
 Observe the Audi pre sense
adjustment options
(early/medium/late/off) in the MMI. This
influences the timing of the warning.
Page 7 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
Audi pre sense judder
But if the driver does not respond to
 Explain to the customer the operation
the warnings, the ABS control unit
and limits of Audi pre sense front.
J104 issues an urgent warning with a
 Use the owner's literature and the selfjudder. The judder is a very short,
study Audi.
clearly perceivable brake activation
that does not slow down the vehicle.  Observe the Audi pre sense
adjustment options
It aims to bring the attention of the
(early/medium/late/off) in the MMI. This
driver back to the traffic situation and
influences the timing of the judder.
to signal that an immediate reaction is
necessary to prevent a collision.
Driver-triggered emergency
stop
In case of an emergency stop Audi
pre sense front calculates whether
the driver brakes sufficiently to
prevent a collision. If this is not the
case, depending on the situation the
necessary braking performance is
increased up to a full deceleration.
Audi pre sense braking
If the driver also ignores the judder or If the customer feels that the vehicle has
only releases the accelerator pedal,
braked for no reason, contact TAC.
the ABS control unit J104 brakes the
vehicle. Depending on the vehicle
speed the braking performance can
be gradually increased up to a full
deceleration (emergency stop).
Explain to the customer that he himself
operated the brakes and Audi pre sense
front supported him with the brake
engagement.
Depending on the category only the last two events are saved:
6. Per concern, the test program "Audi pre sense" must only be performed once.
7. If the concern has occurred several times, the test program "Audi pre sense" must not be performed more
than three times per instance.
Warranty
Claim Type:
 110 up to 48 Months/50,000 Miles.
 G10 for CPO Covered Vehicles – Verify Owner.
Page 8 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
 If the vehicle is outside any warranty, this Technical Service Bulletin is
informational only.
Service Number:
9163
Damage Code:
0039
Diagnostic Time:
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max
100 TU)
Road test prior to the service procedure
No allowance
0 TU
Road test after the service procedure
No allowance
0 TU
Claim Comment:
As per TSB #2058077/5
All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures
Manual. Claims are subject to review or audit by Audi Warranty.
Additional Information
More information on this system can be found in the following resources:
 SSP: 637, Audi Q7 type 4M: passenger protection and infotainment.
All part and service references provided in this TSB (2058077) are subject to change and/or removal. Always
check with your Parts Department and/or ETKA for the latest information and parts bulletins. Please check the
Repair Manual for fasteners, bolts, nuts, and screws that require replacement during the repair.
©2021 Audi of America, Inc. All rights reserved. The information contained in this document is based on the
latest information available at the time of printing and is subject to the copyright and other intellectual property
rights of Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes
at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or
transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may
these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.
Page 9 of 9
© 2021 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.