Driver Side Power Window does not Operate with Power Window Master Switch: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
When the engine is running or the engine switch is on (IG), the front power window regulator motor assembly (for driver side) is operated by the multiplex network master switch assembly. The front power window regulator motor assembly (for driver side) has motor, regulator, and sensor functions