2021 BMW X3 Restraint System Warning TSB
BMW has issued a manufacturer communication (TSB 10212526) for certain 2021 BMW X3 and X4 vehicles. This bulletin addresses instances where owners may see a check control message for the restraint system and a permanently illuminated red airbag warning light.

Também se aplica a
- BMW X4
- 2021
Symptoms
Owners of certain 2021 BMW X3 and X4 vehicles may experience a specific issue related to the vehicle's restraint system. The primary indication of this problem is the appearance of a "check control message for the restraint system" on the instrument cluster. Concurrently, the red airbag warning light will illuminate permanently, signaling a potential fault within the airbag or seatbelt system. This 2021 BMW X3 restraint system warning requires attention.
What Owners Should Do
If you observe a "check control message for the restraint system" or a continuously lit red airbag warning light in your 2021 BMW X3 or X4, it is important to have the vehicle inspected. This type of warning indicates a potential issue with a critical safety system. Given that this is a manufacturer communication (TSB), BMW has provided guidance to dealerships on how to address this specific concern.
Contact your local authorized BMW dealership to schedule a service appointment. Inform them about the specific symptoms you are experiencing, including the 2021 BMW X3 restraint system warning message and the illuminated airbag light. The dealership technicians will be able to diagnose the root cause of the issue and perform any necessary repairs or updates as per the instructions in manufacturer communication NHTSA ID 10212526.
Important Warnings
This manufacturer communication, identified by NHTSA ID 10212526, is a technical service bulletin (TSB). Unlike a recall, which mandates a free repair for a safety defect, a TSB provides guidance to dealerships on how to diagnose and repair common issues. While safety-related, whether the repair is covered under warranty depends on your vehicle's warranty status and the specific nature of the fault. Always confirm coverage with your dealer before any work is performed.
Source: NHTSA ID 10212526
What BMW X3 owners report
Counted from the records in our database across 23 model years.
- 2,295
- Owner complaints
- 64
- Recalls
- 1,126
- Service bulletins
- 114
- Crashes reported
- 133
- Fires reported
- 118
- Injuries reported
The 2021 model year
113 complaints, the 8th most of 23 model years on file. Owners reported 5 crashes, 2 fires and 2 injuries for this year, which also has 10 recalls on file.
Air Bags, the system this article covers, accounts for 404 of 2,295 complaints (18%), including 1 for 2021.
Complaints by model year
| 2004 | 138 | |
|---|---|---|
| 2006 | 143 | |
| 2007 | 258 | |
| 2008 | 122 | |
| 2011 | 126 | |
| 2013 | 226 | |
| 2015 | 105 | |
| 2019 | 171 | |
| 2020 | 110 | |
| 2021 | 113 |
Most-reported systems
- Engine — 494
- Electrical System — 450
- Air Bags — 404
- Power Train — 247
- Seats — 218
Latest recalls for the 2021 model year
- 26V056000 — Electrical System (Jan 2026)
- 25V636000 — Electrical System (Sep 2025) — Park outside
- 24V764000 — Structure (Oct 2024)
Recent owner reports about air bags
Read owner complaints →The contact owned a 2021 BMW X3. The contact stated while parked and occupied in the vehicle, while shifting the gear shift into park, the vehicle accelerated independently and collided with a Tesla occupied by a mom and daughter, which was in front of her.
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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