1. Disconnect the negative battery cable..
2. Disconnect the connector..
3. Verify the resistance between bass-box terminals.

If not within the specification, replace the bass-box.

0.9—1.1 ohms
Auxiliary Jack/Usb Port Removal/Installation
Bass Box Removal/InstallationPCS (Pre-Collision System)
In the Subaru Solterra, the Pre-Collision System (PCS) utilizes advanced
sensors and monitoring technology to continuously scan the road ahead. When the
system detects a potential obstacle and determines that the likelihood of a frontal
collision is increasing, it first alerts the driver and e ...
TCM Configuration [Fw6 A EL]
NOTE:
The TCM is built into the control valve body.
1. Verify TCM configuration implementation necessity for replacement parts.
Replacement part
Configuration necessity
Control valve body replacement
Necessary
...
Locking and unlocking AC charging connector
When the AC charging connector is properly inserted into the charging
inlet of the Subaru Solterra, it is automatically secured in place to prevent accidental
disconnection during the charging process. This locking mechanism ensures a stable
and safe connection while charging is in progress.
...