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Home >> Subaru >> 2021 >> Crosstrek Limited >> Repair and Diagnosis (Single Page) >> Brakes >> Anti-Lock Brakes >> Electric Brake Booster System (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC C1A0C Brake Fluid Pressure Sensor 1 Zero Position >> General Description >> Diagnostic Method

Diagnostic Method

When the brake pedal is not depressed, the servo pressure sensor output value is -0.63 MPa or less or 1.53 MPa or more.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Reaction pressure Less than -0.63 MPa
or
Exceeds 1.53 MPa

Time needed for diagnosis:  3 s

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.

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