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Home >> Lexus >> 2008 >> LS 460L >> Repair and Diagnosis >> Steering >> Steering Column >> Variable Gear Ratio Steering System >> Steering Angle Differs between Left and Right >> Inspection Procedure

Inspection Procedure

HINT:

  1. CHECK STEERING WHEEL POSITION 
    1. Turn the steering wheel from lock to lock at a speed of approximately 90°/sec. Check if the steering wheel angles between the left and right.

      OK: The steering wheel is centered. 

      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.

    OK: VGRS SYSTEM IS NORMAL 

    NG: Go to next step 

  2. CHECK STEERING EFFORT 
    1. Start the engine.
    2. Turn the steering wheel.
    3. Measure the steering effort.

      Standard steering effort: 

      Below 6.9 N*m (70 kgf*cm, 61 in.*lbf) 

      HINT:

      After completing the inspection or repair, attempt to simulate the problem and then perform "READ VALUE USING TECHSTREAM" above again to reconfirm that the problem does not occur (see VGRS SYSTEM STOPS OR DOES NOT OPERATE  ).

    NG: GO TO POWER STEERING SYSTEM  (See POWER STEERING SYSTEM )

    OK: Go to next step 

  3. CHECK WHEEL ALIGNMENT 
    1. Check wheel alignment for the front (see ADJUSTMENT ) and rear (see ADJUSTMENT ).

      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  (See ADJUSTMENT )

    OK: PERFORM STEERING GEAR NEUTRAL POSITION CALIBRATION AND STEERING COLUMN NEUTRAL POSITION CALIBRATION