Subaru Crosstrek Service Manual: Dtc c0075 wheel cylinder pressure sensor output

DTC detecting condition:

Defective pressure sensor

Trouble symptom:

EyeSight does not operate.

1.CHECK STOP LIGHT SWITCH CIRCUIT.

Check stop light switch open circuit.

Is the check result OK?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0075 WHEEL CYLINDER PRESSURE SENSOR OUTPUT">Go to Step 2.

Repair the stop light switch circuit.

NOTE:

If there is malfunction in the stop light circuit, DTC may be recorded in the memory.

2.CHECK OUTPUT OF PRESSURE SENSOR WITH SUBARU SELECT MONITOR.

1) Using the Subaru Select Monitor, select “Data monitor”. Subaru Select Monitor > OPERATION">

2) Read the «FL Wheel Cylinder Pressure Sensor»«FR Wheel Cylinder Pressure Sensor» displayed on display.

With the brake pedal released, do the values for «FL Wheel Cylinder Pressure Sensor» and «FR Wheel Cylinder Pressure Sensor» fall within 0 — 11 bar?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0075 WHEEL CYLINDER PRESSURE SENSOR OUTPUT">Go to Step 3.

Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)">

3.CHECK OUTPUT OF PRESSURE SENSOR WITH SUBARU SELECT MONITOR.

1) Using the Subaru Select Monitor, select “Data monitor”. Subaru Select Monitor > OPERATION">

2) Read the «FL Wheel Cylinder Pressure Sensor»«FR Wheel Cylinder Pressure Sensor» displayed on display.

When operating the brake pedal, does the reading of «FL Wheel Cylinder Pressure Sensor»«FR Wheel Cylinder Pressure Sensor» change according to the brake pedal operation?
Also, is the difference of «FL Wheel Cylinder Pressure Sensor» and «FR Wheel Cylinder Pressure Sensor» less than 10 bar?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0075 WHEEL CYLINDER PRESSURE SENSOR OUTPUT">Go to Step 4.

Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)">

4.CHECK VDCCM&H/U.

1) Perform the Clear Memory Mode. Clear Memory Mode">

2) Perform the Inspection Mode. Inspection Mode">

3) Read the DTC. Read Diagnostic Trouble Code (DTC)">

Is the same DTC displayed?

Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)">

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0075 WHEEL CYLINDER PRESSURE SENSOR OUTPUT">Go to Step 5.

5.CHECK DETECTION OF OTHER DTCS FOR VDC.

Read Diagnostic Trouble Code (DTC)">

Is any other DTC displayed?

Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)">

Currently, it is normal. There may have been a temporary poor contact in the harness and connector or a temporary noise interference.

Dtc c0074 master cylinder pressure sensor output

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