Operation CHARM: Car repair manuals for everyone.

Fluid Pressure Sensor/Switch: Testing and Inspection

Secondary Pressure Sensor

INSPECTION

1) Start and warm up the engine.
2) Shift the select lever to "P" or "N" range.
3) Depress the brake pedal and hold it.
4) Check "secondary pressure sensor voltage" by using Subaru Select Monitor while the engine is idling.

Standard
Approx. 0.8 V

5) Check "secondary pressure sensor voltage" by using Subaru Select Monitor while the engine is stopped and the ignition switch is turned on.

Specification:
Approx. 0.5 V