NHTSA ID Number: 11030837
Manufacturer Communication Number: V9323022069932_4
TSB/Document Date: 2026-04-06
Summary
Diagnostic DTC's with symptom codes stored in Battery Regulation Control Module -J840-
Connection offline
Technical Service Bulletin
Transaction No.: 2069932/4
93-23-02 - Current Sensing DTCs
Condition
Applicable Vehicles
Model(s)
Year
Eng. Code
Trans. Code
VIN Range
From
VIN Range To
ID.4
2023 - 2025
All
All
**_PC000001
**_SC011442
ID.Buzz
2025
All
All
All
All
Revision Table
Instance Number
Published Date
Version Number
Reason For Update
2069932/3
3/19/2026
93-23-02
Updated model applicability and
production solution details.
2069932/3
5/15/2024
93-23-02
Included production solution details.
2069932/1
4/6/2023
93-23-02
Original publication.
The customer reports the error message “Electrical system not working correctly” and red malfunction
indicator symbol have appeared, and/or “Ready” mode cannot be established.
One or more of the following fault codes with corresponding symptom codes stored in the Battery Regulation
Control Module -J840- (Diagnostic Address 008C):
DTC
Symptom
Description
Status
P0AC000
42146
Hybrid
/EV Battery Pack Current Sensor "A" Circuit Range
/Performance
Static or
Sporadic
P0AC000
42145
Hybrid/EV Battery Pack Current Sensor "A" Circuit Range
/Performance
Static or
Sporadic
P0AC100
42143
Hybrid/EV Battery Pack Current Sensor "A" Circuit Low
Static or
Sporadic
P0AC200
42142
Hybrid/EV Battery Pack Current Sensor "A" Circuit High
Static or
Sporadic
P0B0F00
42149
P0B1000
P0B1100
Hybrid/EV Battery Pack Current Sensor "B" Circuit Range
/Performance
Static or
Sporadic
42148
Hybrid/EV Battery Pack Current Sensor "B" Circuit Low
Static or
Sporadic
42147
Hybrid/EV Battery Pack Current Sensor "B" Circuit High
Static or
Sporadic
Technical Background
An implausible current measurement by one or both of the current sensor shunts inside the High-Voltage
Battery Control Module, Negative Terminal -SX7- can result in one or more of the DTCs listed above.
Production Solution
New automation line with laser welding process implemented to increase robustness CW23/25.
Service
Replace only the following components together according to the repair manual:
•
High-Voltage Battery Control Module, Negative Terminal -SX7-
•
High-Voltage Battery Control Module, Positive Terminal -SX8-
•
Battery Regulation Control Module -J840-
Warranty
Information only.
Required Parts and Tools
Not applicable.
Additional Information
© 2026 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.
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TSB/Document ID: V9323022069932_4
Replacement Service Bulletin Number:
MFR Communication Date: 2026-03-19
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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