DTC B1635: Curtain Shield Airbag Sensor (LH); DTC B1637: Curtain Shield Airbag Sensor Lost Communication (LH) [02/2019 - 08/2020]: Wiring Diagram

WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.