Power Steering System On-Vehicle Inspection

Steering. Lexus Is250, Is220D. Gse20 Ale20
Power Steering. Lexus Is250, Is220D. Gse20 Ale20

  1. CHECK STEERING EFFORT (TORQUE)

Power Steering System -- On-Vehicle Inspection



1. CHECK STEERING EFFORT (TORQUE)
NOTICE:
Some service operations affect the SRS airbags. Be sure to read the precautionary notice for the SRS airbags before servicing (Click here).

  1. Stop the vehicle on a level, paved surface and align the wheels straight ahead.

  1. Disconnect the negative (-) battery cable from the battery (Click here).

  1. Remove the steering wheel pad (Click here).

  1. Connect the negative (-) battery cable to the battery.

  1. Using a torque wrench, check if the steering wheel set nut is properly tightened.

    Torque:
    50 N*m{510 kgf*cm, 37 ft.*lbf}

  1. Turn the engine switch on (IG) so that power steering is available.



    Lexus Is250, Is220D. Gse20 Ale20

  1. 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):
    6.9 N*m (70 kgf*cm, 61 in.*lbf) or less

  1. Align the front wheels straight ahead.

  1. Disconnect the negative (-) battery cable from the battery.

  1. Install the steering wheel pad (Click here).

  1. Connect the negative (-) battery cable to the battery.

  1. Clear the DTCs (Click here).

  1. Perform initialization (Click here).

  1. Inspect the airbag warning light (Click here).