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May 1, 2017 Service bulletin

Charging of the high voltage battery is interrupted and will not complete

BMW technical service bulletin B612617 for 2014-2017 BMW X5, 2012-2016 BMW 328I and 2017 BMW 330I and others.

Bulletin number
B612617
Component
Electrical system: 12v/24v/48v battery
Summary
Charging of the high voltage battery is interrupted and will not complete. A change in the job structure in ISTA causes the BDC to open the 30B relay unexpectedly.

Owners of these vehicles have filed 376 complaints in the electrical category.

Vehicles covered

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