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 InspectionTraffic Jam Assist
Function Outline
In the Subaru Solterra, Traffic Jam Assist is an advanced driver support feature
designed to reduce fatigue during congested driving conditions. After confirming
operating conditions, the system can assist with lane centering, controlled acceleration
and deceleration, as well ...
Input/Turbine Speed Sensor Removal/Installation [FS5 A EL]
CAUTION:
Always use a new bolt. If the removed input/turbine speed sensor installation
bolt is reused, it may cause oil leakage.
A sealant coating is applied to the input/turbine speed sensor installation
bolt to prevent oil leakage from the installation bolt hole which passes ...
HomeLink Wireless Control
System*
NOTE
HomeLink and HomeLink house are
registered trademarks of Johnson
Controls.
The HomeLink system replaces up to
3 hand-held transmitters with a single
built-in component in the auto-dimming
mirror. Pressing the HomeLink button on
the auto-dimming mirror activates garage
doors, gates and ...