Basic Diagnostic Procedure: Procedure

Ask the customer when and how the trouble occurred using the Check List for Interview. Ref. to AIRBAG (DIAGNOSTICS)>CHECK LIST FOR INTERVIEW .

Did you interview the customer?

Yes:  Go to  2.

No:  Perform the interview, and Go to  2.

Check whether the airbag warning light in the combination meter is lit.

Does the airbag warning light illuminate?

Yes:  Go to  3.

No:  Check the illuminating pattern of the airbag warning light. If no fault is found, it is normal at present. Ref. to AIRBAG (DIAGNOSTICS)>WARNING LIGHT ILLUMINATION PATTERN .

1. Turn the ignition switch to OFF.
2. Connect the Subaru Select Monitor to data link connector. Ref. to COMMON (diag)>DATA LINK CONNECTOR .
3. Turn the ignition switch to ON and run the Subaru Select Monitor.
4. Select [Airbag].
   NOTE: For detailed operation procedures, refer to "Help" of application.

Is communication possible?

Yes:  Go to  4.

No:  Check the communication circuit. Ref. to AIRBAG (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION .

Read the DTC of [Airbag] using the Subaru Select Monitor. Ref. to AIRBAG (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .

Are any DTCs displayed? (Current malfunction)

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

No:  Currently, it is normal.

1. Perform the diagnosis for the displayed DTCs. Ref. to AIRBAG (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 [Airbag]. Ref. to COMMON (diag)>CLEAR MEMORY .
4. Execute the inspection mode. Ref. to AIRBAG (DIAGNOSTICS)>INSPECTION MODE .
5. Read the DTC of [Airbag] using the Subaru Select Monitor. Ref. to AIRBAG (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .

Are any DTCs displayed? (Current malfunction)

Yes:  Repeat step  5 until DTC is not shown.

No:  Finish the diagnosis.