A3420502061714_1

34 Oil is found leaking from the transmission case side bolts
34 20 50 2061714/1 December 17, 2020.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
A4, A5, A6,
and Q5
2021
All
DL382 Transmission
Condition
Customer states:
 An oil leak was noticed under the vehicle.
Or
 A transmission malfunction message is displayed in the instrument cluster.
Or
 Gear noises are heard.
Workshop findings:
 Oil is found leaking from the transmission case from the bolts on the side of the case.
Technical Background
Leaks on the transmission case. The oil loss is caused by missing seals from bearing plate bolts.
Production Solution
Not applicable.
Service
1. Clean and remove all oil residue from the transmission and allow the surface to dry.
2. Confirm the exact location of the leak by applying oil leak tracing powder to the suspected areas of
the leak. Do not use oil dyes in any Audi transmission.
Page 1 of 4
© 2020 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.
3. Check the bearing plate bolts for oil
leakage (Figures 1 - 2).
Tip: Document your findings with
photos for your records. Photos should:
 Have a date stamp and VIN reference.
 Be taken in focus and with sufficient
light.
Figure 1. Bearing plate bolts.
Page 2 of 4
© 2020 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.
Figure 2. Location of all 6 bolts for the bearing plate.
4. If the oil leak is from one or more of the bearing plate bolts proceed to Step 6 and perform the repair
in this TSB.
5. If the oil is leaking from anywhere else on transmission, this TSB does not apply and you should
continue with your diagnosis and repair according to warranty policies and procedures.
6. Replace the bolt or several bolts (Only replace the bolts that are leaking) according to the repair
manual. You may have to remove the transmission to access some of the bolts.
7. Check and top up the MTF oil level.
8. Test drive the vehicle and recheck for leaks
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:
3435
Damage Code:
0015
Labor Operations: Remove and install gearbox (if necessary to
access upper or side bolts)
3435 19XX
See SRT with
associated
operations
Page 3 of 4
© 2020 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.
Diagnostic Time:
Claim Comment:
Replace leaking bolts as necessary
3435 5199
50 TU
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 50
TU)
Road test prior to service procedure
No allowance
0 TU
Road test after service procedure
0121 0004
10 TU
As per TSB # 2061714/1
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.
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
See ETKA
Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual
See ETKA/ELSA
WHT009043
Hexagon socket head bolt
As needed
G 055549A2
Transmission oil MTF
As needed to correct level
(4 liters max)
G 001900A1 (or
equivalent)
Oil leak locating spray
(Shop Supply)
Additional Information
All parts and service references provided in this TSB (2061714) are subject to change and/or removal.
©2020 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 4 of 4
© 2020 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.