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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 P0572 Brake Switch "A" Circuit Low >> General Description >> Diagnostic Method

Diagnostic Method

Brake light SW input voltage is higher than 2.75 V, and less than 4.25 V.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Brake light SW input voltage More than 2.75 V
and
Less than 4.25 V

Time needed for diagnosis:  10 s

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