On-Vehicle Inspection
1. Inspect the power supply circuit for the VSS.
a. Remove the insulator from the transaxle.

b. Disconnect the VSS connector.

c. Switch the ignition to ON (engine off).
d. Measure the voltage at VSS connector terminal A (harness-side).

If there is any malfunction, repair wiring harness between VSS and AT main relay.
B+
e. Switch the ignition to off.
f. Connect the VSS connector.
2. Inspect the GND circuit for the VSS.
a. Switch the ignition to off.
b. Measure the voltage at VSS connector terminal C (harness-side).

If there is any malfunction, repair wiring harness between VSS and GND.
Below 1.0 V
3. Inspect the signal circuit for the VSS.
a. Connect the oscilloscope to the following TCM connector terminals and set it as below.
(+) lead: TCM terminal Z
(-) lead: battery negative terminal
Oscilloscope setting: 1 V/DIV (Y), 2 ms/DIV (X), DC range
b. Start the engine.
c. Measure the wave form when the following conditions are met.
Gear position: 3GR
Vehicle speed: 30 km/h {19 mph}

If there is any malfunction, replace the VSS..
Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]Utility vehicle precautions
The Subaru Solterra belongs to the utility vehicle category, engineered
with increased ground clearance and a comparatively narrower track width relative
to its center of gravity height. This design allows the Subaru Solterra to perform
effectively across a wide range of off-road environments ...
Oil Control Valve (OCV) Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the charge air cooler..
4. Remove the ignition coils..
5. Disconnect the ventilation hose from the cylinder head cover..
6. Remove the cylinder head cover..
7. Remove in the order indicated in the table.
...
Front Brake (Disc) Removal/Installation [Mzr 2.0, Skyactiv G 2.0, Mzr 2.5]
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
3. After installation, pump the brake pedal a few times and verify that the brakes
do not drag.
1
Brake hose
(See Brake Hose Installation Note.)
2
...