Check Steering Responsive Headlight System
WARNING: This page is about a different car, the 2021 Subaru Ascent. However, it is still accessible from the selected car via links, so may be relevant.
For inspection, refer to "Basic Diagnostic Procedure" of "AUTO HEADLIGHT BEAM LEVELER SYSTEM (DIAGNOSTICS)" information, Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .