DTC P2009: Intake Manifold Runner Control Circuit Low (Bank 1); DTC P2010: Intake Manifold Runner Control Circuit High (Bank 1) [11/2016 - ]: Wiring Diagram
WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.