Basic Diagnostic Procedure: Procedure

PERFORM CUSTOMER INTERVIEW .
Ask the customer when and how the trouble occurred using the Check List for Interview. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>CHECK LIST FOR INTERVIEW .

Did you interview the customer?

Yes: Go to 2.

No: Perform the interview, and Go to 2.
BASIC INSPECTION .
Perform basic inspection. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>GENERAL DESCRIPTION>INSPECTION .

Is the check result OK?

Yes: Go to 3.

No: Repair the faulty part found in basic inspection, and Go to 3.
CHECK SUBARU SELECT MONITOR COMMUNICATION .
1. Turn the ignition switch to OFF.
2. Connect the Subaru Select Monitor to data link connector. Ref. to COMMON (DIAGNOSTICS)>DATA LINK CONNECTOR .
3. Turn the ignition switch to ON and run the Subaru Select Monitor.
4. Select [Front Relay Control Module].
NOTE: For detailed operation procedures, refer to "Help" of application.

Is communication possible?

Yes: Go to 4.

No: Check the communication circuit. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION>INSPECTION .
CHECK DTC .
1. Read the DTC of [Front Relay Control Module] using the Subaru Select Monitor. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
2. Record all DTCs and time stamp.
NOTE: For time stamp, refer to LAN system. Ref. to LAN SYSTEM (DIAGNOSTICS)>GENERAL DESCRIPTION>CAUTION>TIME STAMP .

Are any DTCs displayed? (Current code)

Yes: Record the DTC, time stamp and freeze frame data, and Go to 5.

No: Finish the diagnosis.
PERFORM DIAGNOSIS .
1. Perform the diagnosis according to the displayed DTC. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC)>LIST .
2. Repair or replace the cause of trouble.
3. Using the Subaru Select Monitor, perform the clear memory of [Front Relay Control Module]. Ref. to COMMON (DIAGNOSTICS)>CLEAR MEMORY .
4. Execute the inspection mode. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>INSPECTION MODE .
5. Read the DTC of [Front Relay Control Module] using the Subaru Select Monitor. Ref. to FRONT RELAY CONTROL MODULE (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Are any DTCs displayed? (Current code)

Yes: Repeat step 5 until DTC is not shown. Go to 5.

No: Finish the diagnosis.