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/InstallationReplacing Interior Light Bulbs
Overhead lights (Front)/Map lights * ,
Overhead lights (Front) * , Overhead
lights (Rear) * , Vanity mirror lights *
Wrap a small flathead screwdriver
with a soft cloth to prevent damage to
the lens, and then remove the lens by
carefully prying on the edge of the lens
with the flathead ...
Heating
Set the mode selector dial to the
position.
Set the air intake selector to the outside
air position.
Set the temperature control dial to the
hot position.
Set the fan control dial to the desired
speed.
If dehumidified heating is desired, turn
on the air conditioner.
NOTE
...
Driving the vehicle
To ensure safe, smooth, and efficient operation of the Subaru Solterra,
it is essential to follow the recommended driving procedures and precautions outlined
below.
Driving procedure
■ Before starting the EV system
Before activating the Subaru Solterra EV system, always confirm that the cha ...