V1523012071245_1

Technical Service Bulletin
15-23-01 - Head Gasket Leakage
Transaction No:
2071245/1
Release date:
8/17/2023
Condition
Applicable Vehicles
Model(s)
Year
Eng. Code
Taos
2022 - 2023
Jetta
2022 - 2023
Trans. Code
Engine Code
From
Engine Code
To
All
-
Engine Code
DNKA 234 458
All
-
Engine Code
DNKA 234 458
1.5T
(DNKA)
1.5T
(DNKA)
Revision Table
Instance Number
Published Date
Version Number
2071245/1
08/17/2023
15-23-01
Reason For Update
Original publication.
Customer states coolant level low/leaking from engine area.
Technical Background
Original engine production head gasket design can lead to coolant leaks.
Production Solution
Improve head gasket design and coating as of Engine Number DNKA 234 458 July 27th 2023
Note:
This Technical Bulletin only covers cylinder head gasket replacement for the leaks described within. All
other coolant leaks do not apply and will not be covered by this Technical Bulletin.
Service
If a coolant leak is found between the cylinder head and engine block, at the back of the engine below the
turbo as indicated in Figure 1. and Figure 2., the head gasket must be replaced per Elsa Pro instructions.
Page 1 of 3
© 2023 Volkswagen Group 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 Volkswagen Group 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
15-23-01 - Head Gasket Leakage
Transaction No:
2071245/1
Release date:
8/17/2023
Figure 1.
Figure 2.
Warranty
Information only.
Page 2 of 3
© 2023 Volkswagen Group 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 Volkswagen Group 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
15-23-01 - Head Gasket Leakage
Transaction No:
2071245/1
Release date:
8/17/2023
Required Parts and Tools
Always refer to ETKA for the latest part information.
Please review cylinder head gasket replacement in Elsa for single use parts.
Additional Information
All part and service references provided in this Technical Bulletin are subject to change and/or removal.
Always check with your Parts Dept. and Repair Manuals for the latest information.
Page 3 of 3
© 2023 Volkswagen Group 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 Volkswagen Group 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.