Subaru Crosstrek Service Manual: Dtc c0072 abnormal yaw rate sensor output

DTC DETECTING CONDITION:

Defective yaw rate sensor

TROUBLE SYMPTOM:

• VDC does not operate.

• EyeSight does not operate.

1.INTERVIEW CUSTOMERS.

Check if the vehicle ran the road with banks or sandy surface (which does not mean a dirt road).

Did the vehicle run the road with banks or sandy surface (which does not mean a dirt road)?

VDCCM&H/U may record DTC when the vehicle ran the road with banks or sandy surface (which does not mean a dirt road).

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0072 ABNORMAL YAW RATE SENSOR OUTPUT">Go to Step 2.

2.CHECK INSTALLATION OF VDCCM&H/U.

Is VDCCM&H/U installed properly without being tilted?
Is the bracket deformation-free?
Are the VDCCM&H/U installation bolts installed without missing or getting loose?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0072 ABNORMAL YAW RATE SENSOR OUTPUT">Go to Step 3.

Repair the defective part.

• Install VDCCM&H/U properly.

• Replace the bracket if faulty.

• Tighten the VDCCM&H/U installation bolt. General Description > COMPONENT">

3.CHECK OUTPUT OF YAW RATE & G SENSOR WITH SUBARU SELECT MONITOR.

1) Drive the vehicle on a flat road.

2) Park the vehicle straight.

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

4) Read the «Yaw Rate Sensor Output» displayed on display.

Is the reading of «Yaw Rate Sensor Output» −4 — 4 deg/s?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0072 ABNORMAL YAW RATE SENSOR OUTPUT">Go to Step 4.

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

4.CHECK OUTPUT OF STEERING ANGLE SENSOR WITH SUBARU SELECT MONITOR.

1) Drive the vehicle on a flat road.

2) Park the vehicle straight.

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

4) Read the «Steer Angle Sensor Op» displayed on display.

Is the reading of «Steer Angle Sensor Op» −5 — 5°?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0072 ABNORMAL YAW RATE SENSOR OUTPUT">Go to Step 5.

Perform the centering adjustment of steering wheel.

5.CHECK VDCCM&H/U.

1) Turn the ignition switch to OFF.

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

3) Perform the Inspection Mode. Inspection Mode">

4) 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 C0072 ABNORMAL YAW RATE SENSOR OUTPUT">Go to Step 6.

6.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 c0071 steer angle sensor op

Dtc c0073 abnormal lateral g sensor output

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