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Home >> Lexus >> 2018 >> LS 500 Base, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio / Video System - Diagnostic Codes (3 Of 3) & Symptom Tests (1 Of 2) >> Audio And Visual System >> Remote Touch Screen Does not Generate Vibration Feedback [12/2017 - 10/2022] >> Procedure

Remote Touch Screen Does not Generate Vibration Feedback [12/2017 - 10/2022]: Procedure

  1. CHECK MULTI-DISPLAY CUSTOMIZE SETTING 
    1. Using the multi-display customize setting screen, check that the remote touch screen vibration feedback reaction force setting is not set to "Off".

      Refer to CUSTOMIZE PARAMETERS [12/2017 - 10/2022]

      OK

      The remote touch screen vibration feedback reaction force setting is not set to "Off".

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    CUSTOMIZE SETTING. Refer to  CUSTOMIZE PARAMETERS [12/2017 - 10/2022] 

    Result: 

    OK 

    See step  2

  2. REMOTE TOUCH SELF CHECK (CHECK VIBRATION FEEDBACK GENERATION CONDITION) 
    1. Enter self-diagnostic mode.

      Refer to OPERATION CHECK [12/2017 - 10/2020] , or refer to OPERATION CHECK [10/2020 - 10/2022]

    2. Operate the remote touch screen laterally and check that the touch screen generates vibration feedback.
      NOTE:

      Since the remote touch screen may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the remote touch in self-diagnostic mode.

      OK

      Remote touch screen generates vibration feedback.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE REMOTE OPERATION CONTROLLER ASSEMBLY (REMOTE TOUCH). Refer to  REMOVAL [12/2017 - 10/2022] 

    Result: 

    OK 

    See step  3

  3. CHECK NAVIGATION ECU 
    1. Replace the navigation ECU with a new one.

      Refer to REMOVAL [12/2017 - 10/2022]

    2. Check the malfunction disappears.

      OK

      Malfunction disappears.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (NAVIGATION ECU IS DEFECTIVE) 

    Result: 

    NG 

    REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [12/2017 - 10/2022]