One problem related to front air bag sensor control has been reported for the 2009 BMW M3. The most recently reported issues are listed below.
Error message: fault in - passenger restrain system affecting airbag, belt tensioner, or belt force limiter. This is caused by fault seat mat sensor in the passenger seat, which may cause the airbag not to function properly.
| Air Bag problems | |
| Side/window Air Bag problems | |
| Front Air Bag Sensor Control problems |