Technical Service Bulletin
93 Q4 power transmission: clacking noises during load changes/when changing direction (e.g.
maneuvering/driving away)
93 24 08 2074899/1 August 28, 2024.
Model(s)

Year

VIN Range

Vehicle-Specific Equipment

Q4 e-tron, and
Q4 Sportback etron

2022 – 2025

All

Not Applicable

Condition
Customer states:
•

Clacking noises can be heard from the rear of the vehicle/motor compartment when driving
away/changing direction in a forward gear or in reverse (e.g. when maneuvering).

and/or
•

Clacking noises from the rear of the vehicle/motor compartment during load changes.

Workshop findings:
•

One or both customer statements can be reproduced. The clacking noises can be clearly assigned to the
gearbox.

•
Not applicable.

Production Solution
Not applicable.

Service
Replacing retaining ring for input shaft
•

Remove gearbox as described in ELSA Repair manual.

© 2024 Audi of America, Inc.
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Page 1 of 22

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
•

Attach gearbox to engine and gearbox support -VAS6095A- as described in ELSA Repair manual.

•

Drain gear oil via filler cap (refer to figure 1, red oval).

Figure 1. Filler cap for gear oil.

•

Remove center filler cap using extractor lever -VW681- (refer to figure 2).

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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

Figure 2. Removing filler cap with extractor lever -VW681- (example).

•

Remove retaining ring for inner ring of intermediate shaft (refer to figure 3). The retaining ring must not
be damaged and will need to be used again during the repair procedure.

© 2024 Audi of America, Inc.
Internal

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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
Figure 3. Removing retaining ring for inner ring of intermediate shaft (example).

•

Remove 17 housing bolts (refer to figure 4, red circles).

Figure 4. Positions of housing bolts (red circles), position of contact points (yellow arrows).

•

Apply a commercially available assembly lever under the contact points (refer to figure 4 (yellow arrows),
figure 5 and figure 6), carefully separate the two sections of the gearbox housing from each other and
detach the gearbox housing.

© 2024 Audi of America, Inc.
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Page 4 of 22

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 5. Separating sections of gearbox housing from each other using assembly lever.

Figure 6. Separating sections of gearbox housing from each other using assembly lever.

© 2024 Audi of America, Inc.
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Page 5 of 22

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
•

Remove oil reservoir (refer to figure 7, red arrow) from gearbox housing.

•

Remove magnet (refer to figure 7, red oval) from gearbox housing.

Figure 7. Positions of oil reservoir and magnet in gearbox housing.

•

Press intermediate shaft out using removing and installing tool -VW459/2- (refer to figure 8).

© 2024 Audi of America, Inc.
Internal

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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

Figure 8. Pressing out intermediate shaft (example).

•

Remove retaining ring for outer ring (refer to figure 9) of bearing for intermediate shaft. The retaining ring
must not be damaged and will need to be used again during the repair procedure.

© 2024 Audi of America, Inc.
Internal

Page 7 of 22

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 9. Removing retaining ring (example).

•

Press bearing for intermediate shaft out using removing and installing tool -VW459/2- (refer to figure
10).

© 2024 Audi of America, Inc.
Internal

Page 8 of 22

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 10. Pressing out bearing for intermediate shaft (example).

•

Remove outer retaining ring for drive shaft (refer to figure 11).

© 2024 Audi of America, Inc.
Internal

Page 9 of 22

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 11. Removing outer retaining ring for drive shaft (example).

•

Carefully drive bearing for drive shaft deeper into gearbox housing using a commercially available drift
and hammer at outer ring of bearing (refer to figure 12).

© 2024 Audi of America, Inc.
Internal

Page 10 of 22

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 12. Driving bearing for drive shaft in deeper (example).

•

Install new retaining ring (with the maximum thickness/strength as described in parts information) as
follows:
•

Install new retaining ring (starting with the maximum thickness/strength). If the retaining ring
does not fit in the groove, try to insert the next thinnest retaining ring.

•

Continue in this way as necessary until a retaining ring of the correct size can be installed.

The new retaining ring must snap fully into the groove (refer to figure 13, red oval).

© 2024 Audi of America, Inc.
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Page 11 of 22

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 13. Retaining ring has snapped fully into groove (example).

•

Press new bearing for intermediate shaft (as described in parts information) into gearbox housing with
tube -3146- (refer to figure 14).

Figure 14. Pressing in new bearing for intermediate shaft with tube -3146-.

© 2024 Audi of America, Inc.
Internal

Page 12 of 22

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
•

Re-install retaining ring for outer ring of bearing for intermediate shaft.

•

Press intermediate shaft in using removing and installing tool -VW459/2- (refer to figure 15); at the same
time, support inner ring with thrust piece -VW454- (refer to figure 16).

Figure 15. Pressing in intermediate shaft with removing and installing tool - VW459/2- (example).

© 2024 Audi of America, Inc.
Internal

Page 13 of 22

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 16. Supporting inner ring with thrust piece -VW454- (example).

•

Re-install retaining ring for inner ring of intermediate shaft.

•

Thoroughly clean the sealing surfaces of the gearbox sections with cleaning solution (part number: D 291
091 A1).

The cleaning solution (part number: D 291 091 A1) activates the surfaces before the sealant is
applied and must be used to ensure the sealant creates a functional sealing bond.
•

Allow flash-off time of 10 minutes for sealing surfaces.

•

Apply silicone sealant (part number: D 176 650 M1) all around sealing surface of intermediate housing
(refer to figure 17).

© 2024 Audi of America, Inc.
Internal

Page 14 of 22

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 17. Applying silicone sealant all around sealing surface of intermediate housing (example).

•

Bond previously removed magnet (refer to figure 18) into gearbox housing using silicone sealant (part