1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Inspect for resistance and continuity between the seat warmer switch terminals using a tester.

If not as specified, replace the seat warmer switch.
Seat Track Position Sensor Removal/Installation [Two Step Deployment Control
System]
Seat Warmer Switch Removal/InstallationAutomatic air conditioning system
In the Subaru Solterra, the automatic air conditioning system intelligently
regulates airflow distribution and fan speed in real time, ensuring that the interior
climate remains consistent with the selected temperature settings for maximum comfort
and efficiency.
Air conditioning controls
...
Voice Recognition Learning
Function (Speaker Enrollment)
(Type A)
The voice recognition learning function enables voice recognition appropriate
to the characteristics of the user's voice. If the recognition of the voice
input commands to the system is not adequate, this function can largely improve
the system's voice recognition of the user. If your voice ca ...
Rear Door Latch And Lock Actuator Inspection
1. The following actuator and switch are integrated with the rear door latch
and lock actuator. Inspect the rear door latch and lock actuator according to each
inspection procedure for the following items.
Rear door lock actuator.
Rear door latch switch.
Rear door lock-li ...