TSB B611305 — BMW Service bulletin

B611305 is a service bulletin on file with NHTSA for 2 BMW models, 2004–2023 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Discharged Battery Energy Diagnosis Must Be Performed: The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

2Documents filed
2Vehicles named
20Model years

Vehicles and model years B611305 names

VehicleModel years
BMW X3 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
BMW X5 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021

Every document filed under B611305

Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.

Document IDFiledType
B611305 January 11, 2024 Service bulletin
B611305 October 1, 2020 Service bulletin

What B611305 covers

Electrical — the component vocabulary NHTSA files this communication under.

← All BMW X3 TSB years TSB lookup by model

Questions buyers ask

What is TSB B611305?

B611305 is a service bulletin filed with NHTSA by BMW, covering 2 BMW models across the 2004–2023 model years. NHTSA's summary reads: Discharged Battery Energy Diagnosis Must Be Performed: The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for…

Which vehicles does B611305 cover?

NHTSA's file names BMW X3 (2004–2023); BMW X5 (2004–2021). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB B611305 a recall, and is the repair free?

No. B611305 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of B611305?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under B611305, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under B611305. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.