1. Disconnect the negative battery cable..
2. Remove the rear door trim..
3. Remove the rear door speaker..
4. Verify the resistance between the rear door speaker terminals.

If not within the specification, replace the rear door speaker.

Without Bose®: 3.4—4.6 ohms
With Bose®: 2.89—3.91 ohms
Rear Center Speaker Removal/Installation
Rear Door Speaker Removal/InstallationOil Cooler Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
Vehicle Loading
WARNING
Do not tow a trailer with this vehicle:
Towing a trailer with this vehicle is dangerous because it has not been
designed to tow a
trailer and doing so will aff ect the drive system which could result in
vehicle damage.
This section will guide you in the proper l ...
PKSB (Parking Support Brake)
The Subaru Solterra PKSB (Parking Support Brake) system is engineered
to assist the driver during low-speed maneuvers, such as parking, by issuing warnings
and automatically applying braking force to help reduce potential collision damage
with detected obstacles.
PKSB (Parking Support Brake) ...