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On-Vehicle Inspection

  1. CHECK STEERING EFFORT (TORQUE) 
    NOTE: Some service operations affect the SRS airbags. Be sure to read the precautionary notice for the SRS airbags before servicing (See AIRBAG SYSTEM ).
    1. Stop the vehicle on a level, paved surface and align the wheels straight ahead.
    2. Disconnect the negative (-) battery cable from the battery (See AIRBAG SYSTEM ).
    3. Remove the steering pad assembly (See REMOVAL ).
    4. Connect the negative (-) battery cable to the battery.
    5. Using a torque wrench, check if the steering wheel set nut is properly tightened.

      Torque: 50 N*m (510 kgf*cm, 37 ft.*lbf) 

    6. Turn the ignition switch on so that power steering is available.
    7. Turn the steering wheel 90 degrees to the right and check steering effort (torque) while turning. Check in the opposite direction using the same manner.

      Steering effort (Reference): 

      6.0 N*m (60 kgf*cm, 53 in.*lbf) or less 

      Inspect the power steering system if the value is not within the specified range (See PROBLEM SYMPTOMS TABLE ).

    8. Align the front wheels straight ahead.
    9. Disconnect the negative (-) battery cable from the battery.
    10. Install the steering pad assembly (See INSTALLATION ).
    11. Connect the negative (-) battery cable to the battery.
    12. Clear the DTCs (See DTC CHECK / CLEAR ).
    13. Perform initialization (See INITIALIZATION ).
    14. Inspect the airbag warning light (See DIAGNOSIS SYSTEM ).
    Fig 1: Checking Steering Effort (Torque)
    G05277318Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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