TSB: Some 2015 ? 2017 model year NX 200t, NX 300h, and 2016 ? 2017 model year RX 350 and RX 450h vehicles may exhibit an intermittent MIL ?ON? condition with Diagnostic Trouble Code (DTC) B1000 (Center Airbag Sensor Assembly Malfunction) stored in the history. This condition does not affect the proper operation of the Supplemental Restraint System (SRS). The SRS Electronic Control Unit (ECU) logic has been modified to reduce the possibility of this condition occurring.