65778367242 Seat Occupancy Mat Sensor Bypass for BMW E46 E36 E38 E39 E53 M3 M5BMW Seat Occupancy Mat Sensor Bypass E46 E36 E38 E39 E53 M3 M5 (most BMWs until 2005) Will fit in place of your seat occupancy detector sensor mat. Very easy to install bypass system simply remove the original mat connector and connect this bypass unit instead. This unit will keep the passenger side air bag armed (do not place children or car seats in front seat) in case there is an accident. Will also eliminate the dreaded air bag light and or code