A4523312069733_1

Technical Service Bulletin
45 DTC C11EA12 stored in 03 Brake Electronics
45 23 31 2069733/1 March 23, 2023.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
Q5, Q5 e quattro,
Q5 Sportback,
SQ5, and SQ5
Sportback
2023
All
Not Applicable
Condition
Customer states:
No customer concerns. The following condition is found during PDI or any other diagnostic work.
Workshop findings:
The following DTC is stored in the Brake Electronics control unit, -J104- (address word 0003):
C11EA12: Sensor for roof rack recognition Short circuit to B+, active/static
Technical Background
Due to a compatibility issue between the G625 Roof Rack Recognition Sensor and the J104 Brake Electronics
this DTC can set. It is a ghost DTC and can be ignored. No warnings are illuminated in the instrument
cluster. The test plan for this DTC should only be performed if there is a customer concern.
Production Solution
An alternative version of the G625 Roof Rack Recognition Sensor to correct this compatibility issue has been
implemented in production.
Service
Do not replace any components should this DTC appear. As soon as further information is known, this TSB will
be updated. Replacement of any component will not eliminate this DTC.
If the test plan is populated for this DTC it is tagged ‘
unauthorized’ to indicate an over-read permission
when this DTC is stored.
Figure 1. Test plan with ‘unauthorized’ tag
© 2023 Audi of America, Inc.
Page 1 of 2
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
If the test plan is initiated, a pop-up window appears to
notify that the test plan for this DTC is not necessary
unless accompanied by an original customer concern.
Figure 2. Test plan with ‘unauthorized’ tag
Claims for replaced parts will not be reimbursed. Ignore this DTC and continue with PDI completion.
Warranty
This TSB is informational only and not applicable to any Audi warranty.
Additional Information
All part and service references provided in this TSB (2069733) 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.
©2023 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.
© 2023 Audi of America, Inc.
Page 2 of 2
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.