Basic Diagnostic Procedure: Procedure

DIAGNOSTIC PROCEDURE

Step	Check	Yes	No
1 PERFORM CUSTOMER INTERVIEW. Using the Check List for Interview, ask the customer the condition of how trouble occurs.	Did you interview the customer?	Go to step 2.	Interview the customer. < Ref. to CHECK LIST FOR INTERVIEW . >
2 CHECK SUBARU SELECT MONITOR COMMUNICATION. Check for communication with the radar sensor. NOTE: If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. < Ref. to INSPECTION , Subaru Select Monitor. >	Is communication possible?	Go to step 3.	Check the communication circuit.
3 CHECK RADAR SENSOR. Read the DTC and cancel code of the radar sensors LH and RH using the Subaru Select Monitor. < Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . > < Ref. to READ CANCEL CODE . >	Is DTC displayed?	Perform the diagnosis according to DTC and cancel code. (Perform the diagnosis to the side that displayed the DTC.) < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > < Ref. to READ CANCEL CODE . > After diagnosis, Go to step 6.	Go to step 4.
4 PERFORM DIAGNOSTICS WITH PHENOMENON. Check the list of Diagnostics with Phenomenon. < Ref. to DIAGNOSTICS WITH PHENOMENON . >	Does the symptom apply?	Perform diagnosis according to the procedures in the diagnostics with phenomenon.	Go to step 5.
5 CHECK TROUBLE PHENOMENON. Perform the basic inspection. < Ref. to INSPECTION , General Description. > Check the radar sensor. < Ref. to CONTROL MODULE I/O SIGNAL . > Perform check of current data. < Ref. to READ CURRENT DATA . >	Was the trouble cause found?	Perform the Clear Memory after repairing or replacing the cause of trouble.	System is normal.
6 PERFORM DIAGNOSIS. Perform the Clear Memory Mode. < Ref. to CLEAR MEMORY MODE . > Perform the Inspection Mode. < Ref. to INSPECTION MODE . >	Is DTC displayed?	Perform the diagnosis according to DTC. < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . >	Finish the diagnosis.