A6621792065220_1

Technical Service Bulletin
66 Rear spoiler is inoperative
66 21 79 2065220/1 December 7, 2021.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
Audi e-tron
GT
2022
000001 - 005302
Not Applicable
Audi RS etron GT
2022
900001 - 902734
Not Applicable
Condition
Customer states:
 The message “Rear spoiler: Malfunction!” appears in the
driver’s information system (DIS) of the instrument cluster
(Figure 1)
 Rear spoiler operation may not be possible.

Figure 1. Message in the driver’s information
system.
Workshop findings:
 In some cases the rear spoiler is not operative either automatically or manually. In some cases the rear
spoiler system is fully operative.
One or both of the following DTC(s) may be stored in the aerodynamic control module, J223 (address word
006B):
 DTC B18AC13 (Motor for rear spoiler drive 1, Open circuit).
 DTC B16F8F1 (Rear spoiler drive 1, Blocking when extending).
Technical Background
Due to insufficient pressure of the carbon brushes to the motor commutator in the spoiler drive motor a
loss of contact may occur and cause intermittent or permanent loss of spoiler operation.
Page 1 of 4
© 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.
Technical Service Bulletin
Figure 2 shows the spoiler drive motor area of
brush to commutator contact.
Figure 2. Cutaway view of the motor brush to
commutator area.
Production Solution
The rear spoiler drive motor has been redesigned. An increase in brush to commutator pressure has been
implemented in production.
Service
1. Should the vehicle exhibit the
symptom profile described in this
TSB, replace the rear spoiler drive
unit. Figure 3 shows the rear spoiler
drive assembly.
Figure 3. Rear spoiler drive assembly.
2. Complete the ODIS test plan and clear DTC(s).
Page 2 of 4
© 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.
Technical Service Bulletin
Warranty
Claim Type:
 110 up to 48 Months/50,000 miles.
 If the vehicle is outside any warranty, this Technical Service Bulletin is informational
only.
Service Number:
6672
Damage Code:
0040
Labor Operations:
Tailgate trim panel remove and reinstall
7092 1900
See SRT with
associated
operations
Spoiler drive remove and reinstall
6672 1900
See SRT with
associated
operations
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 50
TU)
Road test prior to the service procedure
0121 0002
10 TU
Road test after the service procedure
0121 0004
10 TU
Diagnostic Time:
Claim Comment:
As per TSB #2065220/1
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.
Page 3 of 4
© 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.
Technical Service Bulletin
Required Parts and Tools
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Part Number
Part Description
Quantity
4K8827948F
01
Bracket for spoiler drive unit
Additional Information
All parts and service references provided in this TSB (2065220) are subject to change and/or removal.
©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 4 of 4
© 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.