Technical Service Bulletin
90 Driver assist systems various malfunctions (Intersection/side assist, ACC inop when towing, etc.), DTC
B200FF9
90 24 93 2063502/8 May 22, 2024. Supersedes Technical Service Bulletin Group 90 number 23-34 dated August
2, 2023 for reasons listed below.
Model(s)

Year

e-tron Sportback

2020 - 2021

A6, A6 allroad,
S6, A7, S7, A8,
A8 e quattro, S8,
Q7, SQ7, Q8,
SQ8, and RS Q8

2020

e-tron

2021

VIN Range

Vehicle-Specific Equipment

All

Not Applicable

Condition
REVISION HISTORY
Revision

Date

Purpose

9

-

Revised header (updated software filter)
Revised Condition (removed note about B200FF9)
Revised Service (updated to new update TSB layout)
Revised Warranty (updated labor ops)

8

08/02/2023

Revised header (removed certain models and vin filters)

7

01/26/2023

Revised Title (corrected Service Number Group)

Customer states:
Lane change assist/Intersection assist:
• The lane change assist/intersection assist is sporadically not working. One of the following messages is
displayed in the instrument cluster:
• “Intersection assist: fault. Please contact service.”
• “Side assist and exit warning system: fault. Please contact service.”
• “Rear cross-traffic assist: fault. Please contact service.”
• “Audi pre sense: fault. Please contact service.”
Traffic sign recognition
• The traffic sign based speed limit settings are not permanently stored and are lost with every ignition cycle.
Adaptive Cruise Assist (ACA)
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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.

Technical Service Bulletin
• Vehicles with steel suspension: ACA disengages/loses calibration when towing a trailer/bike rack.
Workshop findings:
Lane change assist/Intersection assist:
The following DTC may be entered in the front corner radar control modules, J1088/J1089 (address words
00DB/00DC):
• DTC B200FF9 (Internal malfunction) with symptom code 1311089.
And/or
The following DTC may be entered in the lane change assist control modules J769/J770 (address words
003C/00CF):
• DTC B200FF9 (Internal Malfunction) with one of the following symptoms codes 1311057, 1311058, 1311059,
and/ or 1311060.
Other
• Other customer concerns (see above) may not enter a DTC in the vehicle.

Technical Background
Multiple driver assist features have been optimized. This update will affect the following control modules:
• Driver assist systems control module, J1121 (address word 00A5).
• Adaptive cruise control module, J428 (address word 0013).
• Lane change assist control module, J769/J770 (address words 003C/00CF).
• Front left/front right radar sensor control module for object detection, J1088/J1089 (address words
00DB/00DC).
• Control module for laser distance control, J1122 (address word 00CD).
• Airbag control module, J234 (address word 0015).

Production Solution
New software in production.

Service
For MY 2021 vehicles:
Perform repair as per TSB 2069244.
For MY 2020 e-tron quattro vehicles:
Required equipment:
• ODIS Tester.
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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.

Technical Service Bulletin
• SVM code.
• Software update package on an SD card if required (see Required Parts and Tools or download the software
from MirrorServer using the SD Creator Program.
Time to complete update:
• Approximately 60-120 minutes (includes 50 - 110 minutes for the software update, and 10 minutes for SVM
work).
Service Work:

All outstanding campaigns must have been completed prior to running this update. Please familiarize
yourself with all steps of this update before proceeding.
• If any warning messages are displayed in the instrument cluster, those have to be addressed prior to
updating the vehicle as running the update with active instrument cluster warning messages may
brick the driver assist control module, J1211 (address word 00A5).

1. Determine the driver assist systems control modules (zFAS), J1121 (address word 00A5) system
designation via ODIS (Figure 1):

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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.

Technical Service Bulletin
Figure 1. zFAS system designation.
2. Select which SD Cards are required according to the system designation read in the prior step:
A. zFAS Var A: No SD Card is required.
B. MY20 Audi e-tron quattro and Audi e-tron Sportback: zFAX Var B/C: SD Card P/N:
4N0906961AR is required.
3.
Federal law requires the airbag’s Event Data Recorder (EDR) to be backed up prior to
running the update in this TSB.
• Please have the customer sign the declaration of consent available in the attachments
of this TSB, and upload a picture/scan to DOC-IT.
• In ODIS, run the test program ”J234 - Technical Service Bulletin (TSB) 2061023 via
“Choose self-test” >> 0015 - Airbag - J234 >> 0015 - Technical Service Bulletin (TSB).”
• Make sure that the diagnostic session that includes the results from the
aforementioned test plan is uploaded to GFF Paperless.
4. Update the peripheral control modules using SVM code FASISKD5A001 (this update should take
between 20 and 30 minutes.

Customer information:
• This update includes multiple control modules. Certain customer personalization
settings may be reset to factory settings by this update.
• The dealership/workshop, Audi of America, and/or Audi AG are not liable for thirdparty modifications, like undocumented retro fits, non-genuine accessories, or any
other modification not approved b y Audi of America that might be rendered
inoperable by this update.
5. Exit the flash context in ODIS. Otherwise, it will not be possible to execute the following steps.
6.
Tip: zFAS Var A does not require and SD Card. However the update step in point 7 must
still be performed.
• If the vehicle has zFAS Var B/C installed, please insert the SD Card 4N0906961AR into the
SD Card reader. Please refer to TSB 2056558: 91 MIB2+ Software Update Instructions for
further information
7. Update the zFAS application software using SVM Code FASISKD5A002 (this update should take
about 30 minutes).
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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.

Technical Service Bulletin
Always start the update out of ODIS. Please do not perform the update via the red
engineering menu (method 2) unless you have been given prior approval from TAC.

Step

Vehicle

SD Creator Part
number

SVM Code

1

MY20 Audi e-tron quattro, Audi e-tron
Sportback quattro

---

FASISKD5A001

4N0906961AR (zFAS
B/C)

FASISKD5A002

2

8. Let the vehicle perform a bus sleep cycle:
• Exit the flash context.
• Switch the vehicle ignition off.
• Remove the battery charger and diagnostic interface dongle from the vehicle.
• Close the hood, trunk, and all doors, then lock the vehicle.
• Wait approximately six minutes without handling the vehicle.

Warranty
Claim Type:

• 110 up to 48 Months/50,000 Miles.
• G10 for CPO Covered Vehicles – Verify Owner.
• If the vehicle is outside any warranty, this Technical Service Bulletin is
informational only.

Service Number:

Claims regarding DTC B200FF9

9635

Claims regarding Traffic Sign
Recognition

9093

Claims regarding ACC misadjustment
when towing

9163

Damage Code:

0039

Labor Operations:

Software Update (Includes checking for
DTCs)

0151 0000

Time stated on the
diagnostic protocol
(Max 200 TU)

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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.

Technical Service Bulletin

Diagnostic Time:

Claim Comment:

Check and adjust driver assist systems
control unit

9093 0599

Charge Battery

2706 8950

See SRT with
associated
operations

GFF

No allowance

0 TU

Road test prior to the service procedure

No allowance

0 TU

Road test after the service procedure

0121 0004

10 TU

10 TU

As per TSB 2063502/8

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.

Required Parts and Tools
Model

SD Card

Quantity

MY20 Audi e-tron quattro, Audi e-tron sportback quattro

4N0906961AR (zFAS B/C)

01 (Shop tool)

Additional Information
The following Technical Service Bulletin(s) will be necessary to complete this procedure:
• TSB 2011732, 00 Software Version Management (SVM), operating instructions.
• TSB 2056558, 91 MIB2+ Software Update Instructions.
• TSB 2047812, 00 SD Creator: how to set up and use the SD Creator for obtaining vehicle software updates via
the MirrorServer.
• TSB 2062601, 90 DTC U110100 is stored in the driver assistance systems control module.
All part and service references provided in this TSB (2063502) 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.
©2024 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.

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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.