DTC B1630/23: Rear Airbag Sensor RH Circuit Malfunction; DTC B1632/81: Lost Communication with Rear Airbag Sensor RH; DTC B1635/24: Rear Airbag Sensor LH Circuit Malfunction; DTC B1637/82: Lost Communication with Rear Airbag Sensor LH: Wiring Diagram

Fig 1: Airbag Sensors (RH Side) - Wiring Diagram

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Airbag Sensors (LH Side) - Wiring Diagram

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002