TSB B650122 — BMW Warranty extension
B650122 is a warranty extension on file with NHTSA for the BMW X3, 2018–2021 model years, filed and re-filed as 3 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. A check control message (CCM) for the restraint system (Air bag) appears. In the instrument cluster, the red air bag warning light lights up permanently. One of the following fault codes is stored in the ACSM (air bag control unit): 930949 - Knee airbag, driver: short circuit to…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. B650122 is filed as a warranty extension, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years B650122 names
Every document filed under B650122
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 ID | Filed | Type |
|---|---|---|
| B650122 | January 6, 2025 | Warranty extension |
| B650122 | November 28, 2023 | Service bulletin |
| B650122 | August 1, 2023 | Service bulletin |
What B650122 covers
Airbags, Driver assistance — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB B650122?
B650122 is a warranty extension filed with NHTSA by BMW, covering the BMW X3 across the 2018–2021 model years. NHTSA's summary reads: A check control message (CCM) for the restraint system (Air bag) appears. In the instrument cluster, the red air bag warning light lights up permanently. One of the following fault codes is stored in the ACSM (air bag control unit): 930949 - Knee airbag, driver: short circuit to…
Which vehicles does B650122 cover?
NHTSA's file names BMW X3 (2018–2021). 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 B650122 a recall, and is the repair free?
B650122 is filed as a warranty extension, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of B650122?
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 B650122, its date, and NHTSA's own summary from the public file.
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 B650122. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.