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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 C1A2E Brake Fluid Pressure Sensor 3 Invalid Data >> General Description >> Diagnostic Method

Diagnostic Method

Data from the sensor is invalid.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Case 1 
Power supply for servo pressure sensor
Less than 6.3 V
or
More than 7.64 V
Case 2 
Servo pressure
Exceeds 23.3 MPa
The temperature value of servo pressure sensor Exceeds 150°C
Case 3 
Lost communication with servo pressure sensor
Detected
Case 4 
ABS (Current Servo Pressure - Last Servo Pressure)
Exceeds 7.5 MPa

Time needed for diagnosis:  200 ms

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