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BMW TSB #B610321

2020 BMW M340i

TSB Document:

MC-10190859-9999.pdf

Affected Component: EQUIPMENT

Summary: PROGRAMING THE DUAL STORAGE SYSTEM AND REPLACE IT IF NECESSARY: The 12 V battery's dual storage system (DSS) may contain a software error which intermittently causes a continuous resetting of the microcontroller and communication failure.

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Date Published: MAR 01, 2021
NHTSA TSB #: 10190859

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