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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 C1A1D Brake Fluid Pressure Sensor 2 Intermittent/Erratic >> General Description >> Diagnostic Method

Diagnostic Method

Fluctuation of the sensor signal exceeds the threshold (7.5 MPa or more from the previous value).

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
ABS (current accumulator pressure - last accumulator pressure) Exceeds 7.5 MPa

Time needed for diagnosis:  100 ms

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

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