What does the Volkswagen B200049 fault code mean?

1 Answers
DeColin
07/29/25 11:30am
Fault code B200049 indicates a damaged control unit. Control unit: The control unit is the computer board, which serves as the core control of the vehicle's assembly. There are three major assemblies in a vehicle: the engine, transmission, electrical circuits, and peripherals. Handling method: This fault is caused by improper operation. Frequent rapid acceleration or starting the vehicle with headlights on can cause a sudden increase in current, leading to component burnout. According to the instrument prompt, if there is a steering system fault, the vehicle should not continue to be driven. Steering system faults have an extremely serious impact on driving safety, and in rare cases, the steering may become unresponsive, posing a high level of danger when driving on the road.
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