2021-2022 BMW PHEV Battery Cell Balancing Issue TSB
BMW has identified an issue with high-voltage battery cell balancing in certain 2021-2022 Plug-In Hybrid Electric (PHEV) vehicles. This Voluntary Service Action addresses potential performance loss, reduced range, or operating failure due to cell module abnormalities. Owners should be aware of…
Also applies to
- BMW 330e
- 2021–2022
- BMW 330i
- 2021–2022
- BMW 530e
- 2021
- BMW 530i
- 2021–2022
- BMW 540i
- 2021
- BMW 740i
- 2021
- BMW M340i
- 2021–2022
- BMW M5
- 2022
- BMW M550i
- 2021
- BMW M760i
- 2021
- BMW X5
- 2021
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Understanding the BMW PHEV Battery Issue
BMW AG is conducting a Voluntary Service Action for certain 2021-2022 Plug-In Hybrid Electric (PHEV) vehicles. This action addresses an issue with the high-voltage battery system. Specifically, analyses of transmitted teleservice data have indicated abnormalities in the "balancing" of the cells within one or more of the high-voltage battery cell modules. This issue is relevant to the 2022 BMW X5 manufacturer_communication.
Why This Matters for Owners
These cell balancing abnormalities could lead to a loss of performance in the affected battery modules. Owners might experience symptoms such as faster battery aging, a shorter electric driving range, or even a possible operating failure of the high-voltage battery system. Addressing this issue promptly helps maintain the expected performance and longevity of your PHEV.
Symptoms and Potential Consequences
The primary issue identified is "abnormalities in the balancing of the cells within one or more of the high-voltage battery cell modules." While no specific dashboard warnings are mentioned, owners might notice:
- Loss of performance from the high-voltage battery modules.
- Faster aging of the battery.
- Shorter electric driving range than expected.
- Possible operating failure of the high-voltage battery system.
These symptoms are critical for the overall functionality of your PHEV, including the 2022 BMW X5 manufacturer_communication.
Manufacturer's Remedy
BMW is addressing this issue through a Voluntary Service Action. While the specific repair procedure is not detailed in the summary, such actions typically involve a software update or, in some cases, a component replacement to correct the cell balancing. Owners will not incur any cost for this service.
What Owners Should Do
If you own one of the affected 2021-2022 BMW PHEV models, it is recommended to contact your authorized BMW dealer. They can determine if your specific vehicle requires this service action and schedule the necessary repair. This is an important step to ensure the optimal performance and longevity of your vehicle's high-voltage battery system, especially for the 2022 BMW X5 manufacturer_communication.
Source: NHTSA ID 10214983
Frequently Asked Questions
- What is the problem with BMW PHEV batteries?
- BMW has identified abnormalities in the balancing of high-voltage battery cells within one or more modules in certain Plug-In Hybrid Electric (PHEV) vehicles. This can lead to reduced performance and range.
- Which BMW models are affected by the battery balancing issue?
- This Voluntary Service Action affects various 2021-2022 BMW PHEV models, including the BMW X5, 330e, and 530e, that were produced between March 25, 2019, and October 17, 2020.
- What are the potential consequences of this battery issue?
- Owners might experience a loss of performance from the high-voltage battery, faster battery aging, a shorter electric driving range, or a possible operating failure of the high-voltage battery system.
- What should I do if my BMW PHEV is affected by the 2022 BMW X5 manufacturer_communication?
- If you own an affected 2021-2022 BMW PHEV, you should contact your authorized BMW dealer. They can confirm if your vehicle requires this Voluntary Service Action and arrange for the necessary repair, which will be performed at no cost to you.
What BMW X5 owners report
Counted from the records in our database across 27 model years.
- 3,423
- Owner complaints
- 114
- Recalls
- 1,651
- Service bulletins
- 120
- Crashes reported
- 159
- Fires reported
- 132
- Injuries reported
The 2022 model year
75 complaints, the 19th most of 27 model years on file. Owners reported 9 crashes, 1 fire and 3 injuries for this year, which also has 1 recall on file.
Electrical System, the system this article covers, accounts for 587 of 3,423 complaints (17%), including 16 for 2022.
Complaints by model year
| 2001 | 160 | |
|---|---|---|
| 2006 | 195 | |
| 2008 | 235 | |
| 2009 | 157 | |
| 2011 | 331 | |
| 2012 | 295 | |
| 2013 | 162 | |
| 2015 | 152 | |
| 2019 | 194 | |
| 2022 | 75 |
Most-reported systems
- Engine — 749
- Air Bags — 663
- Electrical System — 587
- Power Train — 475
- Fuel/Propulsion System — 335
Latest recalls for the 2022 model year
- 22V267000 — Visibility (Apr 2022)
Recent owner reports about electrical system
The contact owns a 2022 BMW X5. The contact stated that the vehicle failed to start immediately or hesitated while starting. The messages "Goodbye" and "Pre-ventilation" were displayed.
Read owner complaints →The contact owns a 2022 BMW X5. The contact stated that while attempting to start the vehicle, the vehicle hesitated while starting. The vehicle was jump-started.
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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