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/InstallationChild-Restraint System Installation
Child-Restraint System Types
In this owner's manual, explanation of
child-restraint systems is provided for the
following three types of popular childrestraint
systems: infant seat, child seat,
booster seat.
NOTE
Installation position is determined
by the type of child-restraint system.
...
Glass Antenna
Purpose, Function
4SD
The AM/FM radio waves and RDS-TMC (Radio Data System-Traffic Message Channel)
radio waves are converted to an electrical signal and the signal is sent to
the audio unit.
5HB (With audio unit (with display))
The RDS-TCM (Radio Data System-Traffic Mes ...
Trailer towing
SUBARU does not recommend using the Subaru Solterra for towing purposes.
The vehicle is not engineered to support trailer towing, nor is it suitable for
installing a tow hitch or carrying loads such as bicycles, wheelchairs, or scooters
on hitch-mounted carriers.
Dinghy towing
The Suba ...