4SD
1. Disconnect the negative battery cable..
2. Disconnect the antenna amplifier connector B..
3. Disconnect the antenna feeder No.3 connector C. (with audio unit (with display)).
4. Inspect the glass antenna for damage visually.
5. Inspect for continuity between the glass antenna terminals using an ohmmeter.

If not as specified, repair the glass antenna..

5HB (with audio unit (with display))
1. Disconnect the negative battery cable..
2. Remove the liftgate upper trim..
3. Disconnect the antenna feeder No.7 connector B..
4. Inspect the glass antenna for damage visually.
5. Inspect for continuity between the glass antenna terminals using an ohmmeter.

If not as specified, repair the glass antenna..

Glass Antenna
Installation Of Radio SystemIf you think something is wrong
If you observe any unusual behavior while operating your Subaru Solterra,
it may indicate that the vehicle requires inspection, adjustment, or repair. Promptly
contacting an authorized SUBARU dealer is strongly recommended to ensure continued
safety and reliability.
Visible symptoms
Fluid ...
Car Navigation System
Outline
The car-navigation system displays point-of-origin and road guidance maps
via the audio unit display and provides guidance and information to the desired
point of destination.
NOTE:
For the car-navigation system operation, refer to the owner's manual.
...
Vacuum Hose Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery and battery tray..
2. Remove the vacuum hose from the vacuum hose clip.
3. Insert a thin flathead screwdriver at the point indicated by the arrow in
the figure, push the ring down and disconnect the vacuum hose from the intake manifold.
4. Move the vacuum hose ...