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Home >> Toyota >> 2023 >> RAV4 XLE, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Safety Connect System - Diagnostic Codes (2 Of 2), Circuit Tests & Symptom Tests >> Safety Connect System >> Unable To Connect To Call Center [11/2018 - 10/2019] >> Procedure

Unable To Connect To Call Center [11/2018 - 10/2019]: Procedure

  1. CHECK COMMUNICATION SERVICE CONDITION 
    1. Move the vehicle.
      1. If the vehicle is outside the communication service area, move the vehicle to a communication service area, wait for a while and perform the operation again.

        OK

        Same problem does not occur.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END 

    Result: 

    NG 

    See step  2

  2. CHECK DTC 
    1. Turn the ignition switch off.
    2. Connect the Techstream to the DLC3.
    3. Turn the ignition switch to ON and wait for 10 seconds.
    4. Turn the Techstream on.
    5. Perform "Health Check" and check for current DTCs.

      Refer to HEALTH CHECK [11/2018 - 10/2019]

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2018 - 10/2019] 

    Result: 

    See step  3

  3. CHECK DCM OPERATION HISTORY 
    1. Check "DCM Operation History".

      Refer to DCM OPERATION HISTORY [11/2018 - 10/2019]

      Result

      Result Proceed to
      Signal strength is weak (0 or 1) A
      Communication indicates "Fail"
      No problems with signal strength or communication B

      HINT: 

      If there was a communication problem in the past but the communications are working correctly now, it is possible that the source of the problem was temporary radio interference, or the vehicle may have been outside the service area.

    Result: 

    END 

    Result: 

    See step  4

  4. REPLACE DCM (TELEPHONE TRANSCEIVER ASSEMBLY) 
    1. Replace the DCM (Telephone Transceiver Assembly).

      Refer to REMOVAL [11/2018 - 10/2019]

      NOTE:
      • The ignition switch must be off.
      • Do not exchange the DCM (Telephone Transceiver Assembly) with one from another vehicle.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    PERFORM DCM ACTIVATION. Refer to  DCM ACTIVATION [11/2018 - 10/2019]