WARNING: This page is about a different car, the 2021 Lexus ES 300h, 2020 Lexus ES 300h, and 2019 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Vehicle Approaching Speaker (For Front Side) Replacement Components With Torque Specifications [06/2018 - 08/2020]