Belt Tension Sensor (BTS)
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
The BTS is part of the safety belt buckle on the front passenger seat only. It is part of the supplemental restraint system (SRS). It connects electrically to the passenger seat wiring harness. For diagnostic information, refer to SUPPLEMENTAL RESTRAINT SYSTEM . For specific removal and installation information, refer to SAFETY BELT SYSTEM .