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Q: P0234 code

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I have this code do not know what I need help P0234 code vw passat 2.0tdi automatic 2005

My car has 160000 miles.
My car has an automatic transmission.

Trouble code P0234 indicates the powertrain control module (PCM) senses a dangerously high boost pressure from the engine’s forced induction system. Levels of boost in excess of recommended levels can compromise the structural integrity of the engine. If you need help resolving the trouble code, YourMechanic can send out a professional technician to diagnose and/or fix your vehicle at your home or place of business.

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