LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2016 >> GS 450h Base >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Dynamic Rear Steering System (Diagnostics - Introduction) >> Dynamic Rear Steering System >> Test Mode Procedure [09/2014 - ] >> Test Mode Procedure [09/2014 - ]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Test Mode Procedure [09/2014 - ]

  1. TEST MODE 

    HINT: 

    • When the system enters test mode, "DRS Test Mode" is displayed on the multi-information display.
    1. Activate Test Mode (using the Techstream).
      1. Turn the power switch off.
      2. Connect the Techstream to the DLC3.
      3. Turn the power switch on (IG).
      4. Turn the Techstream on.
      5. Enter the following menus: Chassis / DRS / Utility / Check Mode.
    2. End Test Mode (using the Techstream).
      1. Turn the power switch off.
      2. Connect the Techstream to the DLC3.
      3. Turn the power switch on (IG).
      4. Turn the Techstream on.
      5. Switch the system from test mode to normal mode by following the directions on the Techstream screen.
    3. Activate Test Mode (using SST check wire).
      1. Turn the power switch off.
      2. Using SST, connect terminals 12 (TS) and 4 (CG) of the DLC3.
        • SST: 09843-18040 
        NOTE:

        Connect the terminals correctly to avoid a malfunction.

        Fig 1: DLC3 Connector End View
        GTY536404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        TEXT IN ILLUSTRATION

        *a Front view of DLC3
      3. Turn the power switch on (IG).
    4. End Test Mode (using SST check wire).
      1. Turn the power switch off.
      2. Disconnect SST from the DLC3.
        • SST: 09843-18040 
        Fig 2: DLC3 Connector End View
        GTY536404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        TEXT IN ILLUSTRATION

        *a Front view of DLC3
      3. Turn the power switch on (IG).

        HINT: 

        If the power switch is turned on (IG) with terminals 12 (TS) and 4 (CG) connected, the system remains in test mode.