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Home >> Lexus >> 2020 >> LS 500h AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Safety Connect System - Diagnostic Codes (2 Of 2) & Symptom Tests >> Safety Connect System >> Red Indicator Remains On [10/2020 - 10/2022] >> Procedure

Red Indicator Remains On [10/2020 - 10/2022]: Procedure

  1. CHECK DTC 
    1. Turn the power switch off.
    2. Connect the Techstream to the DLC3.
    3. Turn the power switch on (IG) and wait for 10 seconds or more.
    4. Turn the Techstream on.
    5. Check for DTCs and check that no DTCs are output.

      Refer to DTC CHECK / CLEAR [10/2020 - 10/2022]

      Body Electrical > Telematics > Trouble Codes 

      OK

      No DTCs are output.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2020 - 11/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2021 - 10/2022] 

    Result: 

    OK 

    See step  2

  2. CHECK VEHICLE OPERATION HISTORY 
    1. Check for vehicle control history and note any codes that are output.

      Refer to VEHICLE CONTROL HISTORY [10/2020 - 10/2022]

      Body Electrical > Telematics > Utility 

      Tester Display
      Vehicle Control History (RoB)

      Result

      Result Proceed to
      No vehicle control history is output A
      Any vehicle control history is output B

    Result: 

    GO TO VEHICLE CONTROL HISTORY. Refer to  VEHICLE CONTROL HISTORY [10/2020 - 10/2022] 

    Result: 

    See step  3

  3. REPLACE DCM (TELEMATICS TRANSCEIVER) 
    1. Replace the DCM (telematics transceiver).

      Refer to REMOVAL [10/2020 - 11/2021] , or refer to REMOVAL [11/2021 - 10/2022]

      NOTE:
      • The power switch must be off.
      • Do not exchange the DCM (telematics transceiver) with one from another vehicle.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    PERFORM DCM ACTIVATION. Refer to  DCM ACTIVATION [10/2020 - 10/2022]