1. Disconnect the negative battery cable..
2. Remove the sunvisor..
3. Verify that the continuity between the vanity mirror illumination terminals is as indicated in the table.

If not as indicated in the table, inspect the bulb. If there is no malfunction, replace the sunvisor.

Vanity Mirror Illumination Bulb Removal/Installation
Power Outer Mirror Switch InspectionIf the vehicle is submerged or water on the road is rising
The Subaru Solterra is not intended for operation in deep or rising
water conditions. Avoid driving through flooded roads, as this can lead to loss
of control, electrical damage, or the vehicle becoming stranded.
If there is a risk of the Subaru Solterra being submerged, remain
calm and follo ...
Supplemental Restraint System (SRS) Precautions
The front and side supplemental restraint systems (SRS) include different
types of air bags.
Please verify which kinds of air bags are equipped on your vehicle by locating
the
“SRS AIRBAG” location indicators. These indicators are visible in the area where
the air
bags are installed.
...
No.6 Bsm Indicator Light Flashes While Not Under Bsm Indicator Light Flashing
Conditions (No Combination Switch Operation (Turn Signal Switch)) [Blind Spot Monitoring
(Bsm)]
6
BSM indicator light flashes while not under BSM indicator light-flashing
conditions (no combination switch operation (turn signal switch)
Description
The BSM indicator light flashes despite not satisfying the BSM indicator
l ...