1. Disconnect the brake fluid level sensor connector from the master cylinder.
2. Inspect for continuity according to fluid level between the brake fluid level sensor terminals.

If not as indicated in the table, replace the reserve tank.

Brake Switch InspectionSupplemental 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.
...
Manual Transaxle Removal/Installation [G66 M R]
CAUTION:
Secure the steering wheel using tape or a cable to prevent the steering shaft
from rotating after disconnecting the steering shaft. If the steering wheel
rotates after the steering shaft and the steering gear and linkage are disconnected,
the internal parts of the clock spr ...
Garage door opener
The integrated HomeLink system in the Subaru Solterra allows seamless
programming and control of various devices such as garage doors, entry gates, home
lighting, security systems, and other compatible automation equipment, providing
enhanced convenience and smart functionality directly from y ...