A911930 2053776-

Technical Service Bulletin
91 Adaptive Cruise Assist is not available
91 19 30 2053776/1 February 1, 2019.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A7, A8, and
Q8
2019
All
Not Applicable
Condition
Customer states:
 The adaptive driving assistance is not available or cannot be activated.
Workshop findings:
One of the following DTCs may be stored in the adaptive cruise control, J1122 (address word 00CD):
 DTC C12EBF1 (laser for adaptive cruise control, malfunction) with symptom code 12582934/11567120.
Or
 DTC B200042 (control unit faulty) with symptom code 12582935.
Or
 DTC B200047 (control unit faulty) with symptom code 11567121.
Technical Background
The software needs to be updated to correct the adaptive driving assistance activation issue.
Production Solution
Not applicable.
Service
To correct DTC C12EBF1 with symptom code 12582934/11567120:
1. Delete the DTC "C12EBF1 laser for adaptive cruise control malfunction". A replacement of the control
module for the adaptive cruise control does not fix the problem.
Page 1 of 3
© 2019 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.
Technical Service Bulletin
The replacement of the laser scanner is not effective, even if suggested by the Guided Fault Finding. Parts
replacement does not solve this issue. Claims for replaced parts will be subject to review.
To correct DTC B200042 with symptom code 12582935 or B200047 with symptom code 11567121:
1. Complete the DTC test plan with the Guided Fault Finding. After the completing the relevant test plan the
DTC will be deleted without parts replacement.
2. If the laser for the adaptive cruise control has a software version below SW0202, then update the laser for
adaptive cruise control, J1122 (address word 00CD) with SVM to SW0202. Enter the SVM code in operation
mode "update” on the ODIS tester. Follow the instructions on the ODIS tester.
SVM Update Instructions
1. Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions.
2. Update the adaptive cruise control, J1122 (address word 00CD) using the SVM action code as listed in the
table below, if necessary:
Model
Old Software
Part Number
Old Software New Software
Version
Part Number
New Software
Version
SVM Code Input
(or higher)
A6/A7/A8/Q8
0200
4K8907660B
0201
4K8907660B
0202
CDA002
Warranty
Claim Type:
 110 up to 48 Months/50,000 Miles.
 G10 for CPO Covered Vehicles – Verify Owner.
 If vehicle is outside any warranty, this Technical Service Bulletin is
informational only.
Service Number:
9159
Damage Code:
0039
Labor Operations:
Software Update
0151 0000
Time stated on
diagnostic
protocol (Max
75 TU)
Diagnostic Time:
GFF
No allowance
0 TU
Page 2 of 3
© 2019 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.
Technical Service Bulletin
Claim Comment:
Road test prior to service procedure
No allowance
0 TU
Road test after service procedure
No allowance
0 TU
As per TSB #2053776/1
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
The following Technical Service Bulletin will be necessary to complete this procedure:
 TSB 2011732, 00 Software Version Management (SVM), operating instructions.
All part and service references provided in this TSB (2053776) 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.
©2019 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.
Page 3 of 3
© 2019 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.