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Subaru Legacy BN/BS (2015-2019) Service Manual: Basic diagnostic procedure procedure

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1.PERFORM CUSTOMER INTERVIEW.

Using the Check List for Interview, ask the customer the condition of how the trouble occurred. Check List for Interview > CHECK

Did you interview the customer-

Basic Diagnostic Procedure > PROCEDURE

Interview the customer. 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".) Subaru Select Monitor > INSPECTION

Is communication possible-

Basic Diagnostic Procedure > PROCEDURE

Check the communication circuit.

3.CHECK TELEMATICS.

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

NOTE:

If DTC is detected, only RED LED will illuminate. For details, refer to "LED operation status list". Check List for Interview > CHECK

Is DTC displayed-

Perform the diagnosis according to DTC. Diagnostic Code(s) Display > LIST

Basic Diagnostic Procedure > PROCEDURE

4.CHECK DIAGNOSTICS WITH PHENOMENON.

Check the list of Diagnostics with Phenomenon. Diagnostics with Phenomenon

Does the symptom apply-

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

Basic Diagnostic Procedure > PROCEDURE

5.CHECK TROUBLE PHENOMENON.

1) Perform the basic inspection and function check. General Description > INSPECTION

2) Check the data communication module. Control Module I/O Signal

3) Perform check of current data. Read Current Data

4) Perform a unit check.

Was the trouble cause found-

Perform the Clear Memory after repairing or replacing the cause of trouble. Clear Memory Mode

System is normal.

Telematics system (diagnostics)
...

Check list for interview check
1. CHECK LIST FOR INTERVIEW• Inspect the following items regarding the vehicle’s state.• Print out this page for interviewing customers.Telematics Check List for InterviewReceived Ye ...

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