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Home >> Subaru >> 2019 >> Outback 2.5i >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Telematics System (Diagnostics) >> Basic Diagnostic Procedure >> Procedure

Basic Diagnostic Procedure: Procedure

  1. PERFORM CUSTOMER INTERVIEW. 

    Using the Check List for Interview, ask the customer the condition of how the trouble occurred. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Check List for Interview>CHECK .

    Did you interview the customer?

    Yes 

    Go to  2 .

    No 

    Interview the customer. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Check List for Interview>CHECK .

  2. CHECK SUBARU SELECT MONITOR COMMUNICATION. 

    Using the Subaru Select Monitor, check whether communication to the telematics system can be executed.

    NOTE: If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. (Refer to "Communication for initializing impossible".) Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Subaru Select Monitor>INSPECTION .

    Is the check result OK?

    Yes 

    Go to  3 .

    No 

    Check the communication circuit.

  3. CHECK TELEMATICS. 

    Using the Subaru Select Monitor, read DTC of the telematics system. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Diagnostic Code(s) Display>OPERATION .

    NOTE: If DTC is detected, only RED LED will illuminate. For details, refer to "LED operation status list". Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Check List for Interview>CHECK>LED ILLUMINATION STATUS LIST .

    Are any DTCs displayed?

    Yes 

    Perform the diagnosis for the displayed DTCs. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Diagnostic Code(s) Display>LIST .

    No 

    Go to  4 .

  4. CHECK DIAGNOSTICS WITH PHENOMENON. 

    Check the list of Diagnostics with Phenomenon. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Diagnostics with Phenomenon .

    Does the symptom apply?

    Yes 

    Perform diagnosis according to the procedures in the diagnostics with phenomenon.

    No 

    Go to  5 .

  5. CHECK TROUBLE PHENOMENON. 
    1. Perform the basic inspection and function check. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>General Description>INSPECTION .
    2. Check the data communication module. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Control Module I/O Signal .
    3. Perform check of current data. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Read Current Data .
    4. Perform a unit check.

      Was the trouble cause found?

      Yes 

      Perform the Clear Memory after repairing or replacing the cause of trouble. Ref. to TELEMATICS SYSTEM (DIAGNOSTICS)>Clear Memory Mode .

      No 

      System is normal.

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