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B2000 on the 2021 Porsche Panamera

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name B2000
No. 111-252026-02-06. Service bulletin. Technical information on High-Voltage Battery cannot be Charged / Fault Memory Entry “B200000” in the High-Voltage Charger Control Uni
No. 111-252026-02-06. Service bulletin. Technical information High-Voltage Battery cannot be Charged / Fault Memory Entry “B200000” in the High-Voltage Charger Control Unit
No. 2203.32022-10-05. Service bulletin. Instructions on advanced technical information for the e-hybrid OBC fault - B200000 DTC E11C11
No. 2203.22022-07-07. Service bulletin. Instructions on advanced technical information for E-Hybrid OBC Fault B200000 DTC E11C11.
No. 22032022-03-04. Service bulletin. Instructions on advanced technical information for the E-Hybrid OBC Fault - B200000 DTC E11C11 “Function restriction”

5 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.