Check Auto Headlight Beam Leveler 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 "HEADLIGHT/FOGLIGHT (DIAGNOSTICS)" information. Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .