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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control System (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC C1742 Wheel Cylinder Pressure Sensor >> Trouble symptom

DTC C1742 Wheel Cylinder Pressure Sensor: Trouble symptom

EyeSight does not operate. (Model with EyeSight)

  1. CHECK OUTPUT OF PRESSURE SENSOR WITH SUBARU SELECT MONITOR. 
    1. Using the Subaru Select Monitor, select Data monitor. Ref. to BRAKE CONTROL (DIAGNOSTICS)>Subaru Select Monitor>OPERATION>DATA MONITOR .
    2. Read [FL Wheel Cylinder Pressure Sensor Output] and [FR Wheel Cylinder Pressure Sensor Output] indicated on the display screen.

    With the brake pedal released, are the values of [FL Wheel Cylinder Pressure Sensor Output] and [FR Wheel Cylinder Pressure Sensor Output] 0 - 11 bar?

  2. CHECK OUTPUT OF PRESSURE SENSOR WITH SUBARU SELECT MONITOR. 
    1. Using the Subaru Select Monitor, select Data monitor. Ref. to BRAKE CONTROL (DIAGNOSTICS)>Subaru Select Monitor>OPERATION>DATA MONITOR .
    2. Read [FL Wheel Cylinder Pressure Sensor Output] and [FR Wheel Cylinder Pressure Sensor Output] indicated on the display screen.

    When the brake pedal is operated, do the values of [FL Wheel Cylinder Pressure Sensor Output] and [FR Wheel Cylinder Pressure Sensor Output] change in accordance with the brake pedal? In addition, is the difference between [FL Wheel Cylinder Pressure Sensor Output] and [FR Wheel Cylinder Pressure Sensor Output] values less than 10 bar?

  3. CHECK VDCCM&H/U. 
    1. Clear the memory. Ref. to BRAKE CONTROL (DIAGNOSTICS)>Clear memory .
    2. Perform the Inspection Mode. Ref. to BRAKE CONTROL (DIAGNOSTICS)>Inspection Mode .
    3. Read the DTC. Ref. to BRAKE CONTROL (DIAGNOSTICS)>Read Diagnostic Trouble Code (DTC) .

    Is the same DTC displayed?

  4. CHECK DETECTION OF OTHER DTCS FOR VDC. 

    Ref. to BRAKE CONTROL (DIAGNOSTICS)>Read Diagnostic Trouble Code (DTC) .

    Is any other DTC displayed?