TT 90 20 01

Service Bulletin Details

Public Details for: TT 90 20 01

Tip to address coding


- 2018 - 2017 - 2016 - 2015 -

Technical Tip
90-20-01TT - Place Vehicle in Park Error Displayed in Instrument Cluster
Transaction No:
2058951/1
Release date:
3/13/2020
Condition
ATTENTION:
THIS IS A TECH TIP, NOT A TECHNICAL BULLETIN.
TECH TIPS ARE NOT ASSOCIATED WITH WARRANTY CLAIMING.
Applicable Vehicles
Model(s)
Year
Eng. Code
Trans. Code
VIN Range From
VIN Range To
Golf, GTI, Golf R,
eGolf, Golf
SportWagen
2015-2018
All
All
All
All
Atlas, Tiguan
LWB
2018
All
All
All
All
Revision Table
Instance Number
Published Date
Version Number
2058951/1
3/13/2020
90-20-01TT
Reason For Update
Original publication.
Technical Background
When switching the vehicle OFF there may be an error in the instrument cluster -KX2- stating to place the vehicle in
park, when the vehicle is already in park. The door locks will also not lock. There may not be any fault codes present.
Service

Check the GFF log to see if there is coding present in address word 16.
If the GFF log displays all zeros:

Run the control module software configuration for address word 16, or code manually through OBD using an
old GFF log to get the correct coding.
If the GFF log does not display all zeros:

Follow normal diagnostic protocol.
Additional Information
© 2020 Volkswagen Group of America, Inc. All rights reserved. Information contained in this document is based on
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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
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