A9121792062480_1

91 ConBox: DTC B18BDF0 or B18DEF0 entered in the control module for emergency call module and
communication unit
91 21 79 2062480/1 March 5, 2021.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A6 allroad,
S6, S7, RS
7, SQ8, and
RS Q8
2020
All
ConBox Low
RS 5, RS 5
Cabriolet,
and RS 5
Sportback
2019
All
ConBox Low
A4, A5, A4
allroad, A5
Cabriolet,
A5
Sportback,
S5, S5
Cabriolet,
S5
Sportback,
A6, A7, A8,
S8, Q5, Q7,
SQ7, Q8,
and R8
2019 - 2020
All
ConBox Low
Condition
Customer states:
 No customer concerns, it is found during PDI or any other diagnostic work.
Workshop findings:
The following DTCs may be sporadically stored in the control module for emergency call module and
communication unit, J949 (address word 0075):
 DTC B18BDF0 (Mobile Network Antenna 1 Connected But Not Coded).
And/Or
 DTC B18BEF0 (Mobile Network Antenna 2 Connected But Not Coded).
Technical Background
The diagnostic routine is too sensitive.
Page 1 of 3
© 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.
Production Solution
Not applicable.
Service
The DTCs B18BDF0 and B18BEF0 are stored in the control module for emergency call module and
communication unit, J949 (address word 0075) are entered erroneously (Ghost DTCs).
1. Please clear the DTCs and release the vehicle without running any test plans.
2. Do not replace any parts. Any part replacement for this concern may be denied.
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:
9170
Damage Code:
0039
Diagnostic Time:
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 20
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 #2062480/1
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
All part and service references provided in this TSB (2062480) 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.
Page 2 of 3
© 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.
©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 3 of 3
© 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.