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.

Side Turn Light Removal/InstallationParking brake
The parking brake system in the Subaru Solterra can be engaged or
released either automatically or manually, providing flexibility and enhanced convenience
depending on driving conditions.
When operating in automatic mode, the Subaru Solterra intelligently manages the
parking brake, activat ...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
Replacing a Tire
WARNING
Always use tires that are in good condition:
Driving with worn tires is dangerous. Reduced braking, steering, and
traction could result
in an accident.
If a tire wears evenly, a wear indicator will appear as a solid band across
the tread.
Replace the tire when ...