Airflow Inspection
1. Remove the vacuum hose..
2. Blow air into the vacuum hose using your mouth from the vacuum pump side and verify that the air flows to the intake manifold side, then blow air from the intake manifold side and verify that the air does not flow to the vacuum pump side.

If there is any malfunction in the check valve, replace it with the vacuum hose as a single unit..
Air Bypass Valve Inspection [Mzr 2.3 Disi Turbo]
Compression Inspection [Mzr 2.0, Mzr 2.5]Cleaning and protecting the vehicle exterior
To preserve the appearance and long-term durability of the Subaru Solterra,
follow these recommended care procedures to keep the exterior in optimal condition:
Cleaning instructions
Start from the upper sections of the Subaru Solterra and gradually work
downward, thoroughly rinsing the bod ...
When charging cannot be carried out
If charging of the Subaru Solterra does not begin even after correctly
following the standard procedure, carefully review each of the following checks.
If any notification appears on the multi-information display, it should be used
as the primary reference for identifying the issue.
When char ...
Installation Of Radio System
The control modules and control unit have been designed with sufficient attention
to radio wave disturbances from the outside. However, observe the following precautions
when installing the radio set to the vehicle to prevent adverse effects on the control
modules and control unit.
Inst ...