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March 19, 2026 Service bulletin

Diagnostic DTC's with symptom codes stored in Battery Regulation Control Module -J840

Volkswagen technical service bulletin V9323022069932_4 for 2023-2025 Volkswagen ID.4 and 2025 Volkswagen Id. Buzz.

Bulletin number
V9323022069932_4
Component
Electrical system
Summary
Diagnostic DTC's with symptom codes stored in Battery Regulation Control Module -J840-

Owners of these vehicles have filed 284 complaints in the electrical category.

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