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Home >> Lexus >> 2009 >> LS 600hL >> Repair and Diagnosis >> General Information >> Identification >> Introduction >> Repair Instruction >> Initialization >> Variable Gear Ratio Steering System (Calibration) >> Using TECHSTREAM
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Using TECHSTREAM

  1. FACE TIRES STRAIGHT AHEAD 
    NOTE:

    Drive the vehicle to confirm that the steering wheel is centered.

    NEXT: Go to next step 

  2. PERFORM VGRS SYSTEM CALIBRATION 
    1. Connect Techstream to the DLC3.
    2. Turn the power switch ON (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Chassis / VGRS / Utility / Steering Angle Adjust.
    5. Perform the following procedures displayed on the Techstream.

      NEXT: Go to next step 

  3. CHECK MASTER WARNING LIGHT 
    1. Confirm that the master warning light is off.
    2. Turn the power switch OFF.
    3. Disconnect Techstream from the DLC3.
    4. Turn the power switch ON (IG).
    5. Confirm that master warning light is operating normally.

      NEXT: Go to next step 

  4. CHECK STEERING WHEEL OPERATION 
    1. Turn the power switch ON (READY).
    2. Perform the steering angle sensor initialization.
    3. Turn the steering wheel from lock to lock and check that it rotates approximately 2.7 turns.
    4. Drive the vehicle and confirm that the steering wheel is centered.

      NEXT → END 

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