Basic Diagnostic Procedure: Procedure

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

Did you interview the customer?

Yes: Go to 2.

No: Perform the interview, and Go to 2.
CHECK Auto Start Stop WARNING LIGHT (YELLOW) .
Does the Auto Start Stop warning light (yellow) illuminate?

Yes: Go to 3.

No: Check the combination meter. Ref. to COMBINATION METER (DIAGNOSTICS)>ACTIVE TEST .
CHECK SUBARU SELECT MONITOR COMMUNICATION .
Check for communication with TCM.

NOTE: If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION .

Is communication possible?

Yes: Go to 4.

No: Check the communication circuit. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE FOR SUBARU SELECT MONITOR COMMUNICATION .
CHECK DTC .
Read the DTC of [Transmission] using the Subaru Select Monitor. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .

Are any DTCs displayed?

Yes: Perform the diagnosis according to the DTC. After diagnosis, Go to 5.

No: Perform diagnosis according to the procedures in the diagnostics with phenomenon. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTICS WITH PHENOMENON .
PERFORM DIAGNOSIS .
1. Using the Subaru Select Monitor, perform the clear memory of [Transmission]. Ref. to COMMON (DIAGNOSTICS)>CLEAR MEMORY .
2. Execute the inspection mode. Ref. to AUTO START STOP (DIAGNOSTICS)>INSPECTION MODE .
3. Read the DTC of [Transmission] using the Subaru Select Monitor. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Are any DTCs displayed?

Yes: Perform the diagnosis according to the DTC. Ref. to AUTO START STOP (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC)>LIST .

No: Finish the diagnosis.