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Home >> Lexus >> 2021 >> LS 500 Base, AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Dynamic Rear Steering System - Diagnostics - Introduction >> Dynamic Rear Steering System >> Test Mode Procedure [12/2017 - 10/2023] >> Test Mode Procedure [12/2017 - 10/2023]

Test Mode Procedure [12/2017 - 10/2023]

  1. TEST MODE 
    1. Activate Test Mode.
      1. Turn the engine switch off.
      2. Connect the Techstream to the DLC3.
      3. Turn the engine switch on (IG).
      4. Turn the Techstream on.
      5. Enter the following menus: Chassis / DRS / Utility / Check Mode.

        Chassis > DRS > Utility 

        Tester Display
        Check Mode
    2. Check the Test Mode display.
      1. Check that "DRS TEST MODE" is displayed on the multi-information display when the system enters Test Mode.
    3. End Test Mode.
      1. Switch the system from test mode to normal mode by following the directions on the Techstream screen.
      2. Turn the engine switch off.
      3. Disconnect the Techstream to the DLC3.