VARIABLE GEAR RATIO STEERING SYSTEM > Steering Wheel is Off-center or Deviates from Neutral Position
for Preparation Click here
INSPECTION PROCEDURE
This problem may be caused by a malfunction in the vehicle stability control system or steering system.
Make sure that no DTC is output for the skid control ECU or steering control ECU before proceeding with the following procedures.
If a DTC is output for either of these ECUs, first troubleshoot it and then proceed to the troubleshooting below.
1.CHECK DRIVE VEHICLE
a. Drive the vehicle straight at 35 km/h (22 mph) or more for 5 seconds or more.
b. Turn the steering wheel slowly from left to right several times, and then check if the steering wheel is centered.
Result
Result Proceed to
The steering wheel is off-center A
The steering wheel is centered B
HINT:
If turning the steering wheel quickly while driving at low speeds, the steering angle may differ between the left and right, or the steering
wheel may become off-center. However, this is not a malfunction.
B VGRS SYSTEM IS NORMAL
A
2.CHECK TIRE SIZE
a. Check all the tires.
Result
Result
Proceed
to
All tire sizes are correct and tire pressures are
normal
A
The size of any of the tires is incorrect B
All tire sizes are correct, but tire pressures are
incorrect
C
B REPLACE WITH SPECIFIED SIZE TIRE ( Click here)
C
ADJUST TIRE AIR PRESSURE TO SPECIFIED VALUE ( Click
here)
A
3.CHECK WHEEL ALIGNMENT
a. Check wheel alignment for the front ( Click here).
OK:
The wheel alignment is normal.
HINT:
Adjust the tie-rod ends within the specified values so that the tire angles are the same between the left and right when the steering wheel
is turned from lock to lock.
NG PERFORM WHEEL ALIGNMENT ADJUSTMENT ( Click here)
OK
PERFORM STEERING ANGLE ADJUSTMENT AND VGRS SYSTEM CALIBRATION
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