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]High Beam Control System
(HBC)
The High Beam Control System (HBC) determines the conditions in front of the
vehicle
using the Forward Sensing Camera (FSC) while driving in darkness to
automatically switch
the headlights between high and low beams.
Refer to Warning/Indicator Lights on .
While driving the vehicle at a s ...
Intake Air System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and intake air system can cause severe burns. Turn off the engine
and wait until they are cool before removing the intake air system.
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized
fuel system, it will cause serious injury or d ...
Child restraint system fixed with a seat belt
In the Subaru Solterra, a child restraint system for infants or small children
must be properly secured using the lap portion of the lap/shoulder seat belt. Correct
installation is essential to ensure that the system provides effective protection
in all driving conditions.
■ Installing chil ...