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December 10, 2025 Service bulletin

Engine/Motor Control Module software update for DTC 0456

Volkswagen technical service bulletin V0125042078397_4 for 2022-2024 Volkswagen Jetta and 2022-2024 Volkswagen Taos.

Bulletin number
V0125042078397_4 (4C6D)
Component
Engine
Summary
Engine/Motor Control Module software update for DTC 0456

Owners of these vehicles have filed 247 complaints in the engine category.

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