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/InstallationRestraints SST [Two Step Deployment Control System]
49 H066 002
Deployment tool
49 D066 002
Adapter harness
49 L066 002
Adapter harness
49 G066 003
Adapter harness
49 N088 0A0
Fuel and Therm ...
Liftgate/Trunk Lid
WARNING
Never allow a person to ride in the
luggage compartment/trunk:
Allowing a person to ride in the
luggage compartment/trunk is
dangerous. The person in the luggage
compartment/trunk could be seriously
injured or killed during sudden braking
or a collision.
D ...
Power (ignition) switch
In the Subaru Solterra, operating the power (ignition) switch while
carrying the electronic key allows you to start the EV system or switch between
different power modes quickly and efficiently.
The Subaru Solterra power system is designed for convenience and
safety, ensuring that the vehicle ...