One problem related to front air bag sensor control has been reported for the 2012 BMW 135. The most recently reported issues are listed below.
Passenger seat occupancy sensor is having errors. Showing a passenger when none is present and also showing no passenger when there is one in the seat. This is a pretty major safety issue.
| Air Bag problems | |
| Front Driver Side Air Bag Inflator problems | |
| Front Air Bag Sensor Control problems |