VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC C1721 YAW RATE SENSOR
DTC DETECTING CONDITION:
Defective yaw rate & G sensor
TROUBLE SYMPTOM:
• ABS does not operate.
• VDC does not operate.
• Hill start assist does not operate.
STEP | CHECK | YES | NO |
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 C1721 YAW RATE SENSOR">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 C1721 YAW RATE SENSOR">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">
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C1721 YAW RATE SENSOR">Go to Step 3.
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» displayed on display.
Is the reading of «Yaw Rate Sensor» −4 deg/s — 4 deg/s?
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C1721 YAW RATE SENSOR">Go to Step 4.
Replace the VDCCM only. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > REPLACEMENT">
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 «Steering Angle Sensor» displayed on display.
Is the reading of «Steering Angle Sensor» −10° — 10°?
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C1721 YAW RATE SENSOR">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 only. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > REPLACEMENT">
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C1721 YAW RATE SENSOR">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.
Connecting a Bluetooth device
To use the Bluetooth audio system, it is
necessary to register a Bluetooth device
with the system.
Registering an additional device
1. Select the "Add" key on the Bluetooth
devices connection screen.
2. For more information: Refer to "Registering/
connecting Bluetoothdevice" F5-
65.
Se ...
Locking the doors
Press the lock/arm button to lock all doors
and rear gate. An electronic chirp will
sound once and the hazard warning
flashers will flash once.
If any of the doors (or the rear gate) is not
fully closed, the following will occur to alert
you that the doors (or the rear gate) are
not properl ...
Select play mode
The play mode settings display will appear
when play mode key is touched. Select
the preferred play mode from the following
items.
Icon
Function
Touch to start 1 track repeat.
Touch to start repeat all.
Touch to repeat the tracks in the
group.
...