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February 22, 2024 Service bulletin

Engine Crank, No Start or No -J623- ECM Communication with DTC U0100 Stored in ECM Fault Memory

Volkswagen technical service bulletin TT 01 19 05_6 for 2018-2023 Volkswagen Jetta, 2018-2019 Volkswagen Passat and 2018-2019 Volkswagen Beetle and others.

Bulletin number
TT 01 19 05_6
Component
Engine and engine cooling: engine: engine control module (ecu/ECM)
Summary
Engine Crank, No Start or No -J623- ECM Communication with DTC U0100 Stored in ECM Fault Memory

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