NHTSA ID Number: 11029144
Manufacturer Communication Number: No. 194-24
TSB/Document Date: 2026-03-02
Summary
Technical information for Working on High-Voltage Battery
: Additional Photo Documentation Required when Removing the High-Voltage Battery
Service
Technical Information
194/24 ENU
2708
Working on High-Voltage Battery: Additional Photo Documentation Required when Removing the
High-Voltage Battery (194/24)
2
Change overview:
Release
Date
Change
0
11/26/2024
•
First publication
1
04/11/2025
•
Photo documentation adapted
2
04/14/2025
•
Update of Information: Conversion of mileage from km
3
06/04/2025
•
Update of Work Procedure Step 6: Clarification of photo documentation procedure in PCSS
4
02/12/2026
•
Update of pictures and steps for “Carry out photo documentation”, work procedure
Model Line:
Taycan (Y1A/Y1B/Y1C)
Model Year:
As of 2020 up to 2023
Concerns:
Information:
Additional photo documentation of defined areas of the high-voltage battery frame only needs to be
provided in the course of repair work during which the high-voltage battery is opened.
Information
The additional photo documentation is intended to collect information on the corrosive leakage of sealing
adhesive at the frame corners of the high-voltage battery.
Action:
When the high-voltage battery has been removed, carry out the photo documentation of the ACTUAL state of
the frame corners with the cover of the high-voltage battery removed.
Information
This action affects vehicles produced before June 30, 2022 with a mileage/km of more than 18,641 Miles/
30,000 km.
AfterSales
Feb 12, 2026
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Service
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ENU
Technical Information
194/24
Carry out photo documentation
Information
The following areas of the high-voltage battery must be documented as part of the photo documentation
with the high-voltage battery cover removed and the adhesive bead cut back:
Work
Procedure:
•
General overview of high-voltage battery when removed
•
Detailed overview of frame at all four corners when removed
•
Detailed view of the weld seams at all four frame corners when removed
•
Detailed view of the cleaned weld seams at all four frame corners when removed
The photo documentation is shown on the left side as an example; carry out the photo documentation on
the left and right side of the high-voltage battery.
The pictures shown below serve as examples of the photo documentation.
1
Photograph the high-voltage battery rating plate.
High-voltage battery rating plate
Feb 12, 2026
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AfterSales
Service
Technical Information
2
194/24 ENU
2708
2
Photograph the high-voltage battery in the following
views.
General overview of rear high-voltage battery
General overall overview of front
high-voltage battery
AfterSales
Feb 12, 2026
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Service
2708
ENU
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Technical Information
194/24
Photograph the frame in the areas and views described below.
Overview of front frame corners
Overview of front frame corners
Feb 12, 2026
Page 4 of 9
AfterSales
Service
Technical Information
194/24 ENU
2708
2
Overview of front frame corners
Overview of front frame corners
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Service
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Technical Information
194/24
Overview of inner frame corners
Overview of inner frame corners
Feb 12, 2026
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AfterSales
Service
Technical Information
194/24 ENU
2708
2
Overview of inner frame corners
Overview of inner frame corners
AfterSales
Feb 12, 2026
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Service
2708
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Technical Information
194/24
Overview of rear frame corners
Overview of rear frame corners
Feb 12, 2026
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AfterSales
Service
Technical Information
194/24 ENU
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2
Overview of rear frame corners
4
Attach photo documentation to the process in PCSS.
Labor position and PCSS encryption
Labor position:
APOS
Labor operation
I No.
27080299*
Carry out photo documentation of the actual state
of the frame corners
PCSS encryption:
Location (FES5)
27080
Damage type (SA4)
9735
Repair according to PAG instructions
*20 TU may be claimed for 27080299
Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training courses. They are
written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special tools may be necessary in
order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the safe operation of your vehicle, and
may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and safely. Part numbers listed in these bulletins
are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a discrepancy, the work procedures in the PIWIS Tester
are the ones that must be followed.
© 2026 Porsche Cars North America, Inc.
AfterSales
Feb 12, 2026
Page 9 of 9
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Last update on 2026-05-30 / Affiliate links / Images from Amazon Product Advertising API
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TSB/Document ID: No. 194-24
Replacement Service Bulletin Number:
MFR Communication Date: 2026-02-12
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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