Basic Diagnostic Procedure: Procedure

DIAGNOSTICS CHART

Step	Check	Yes	No
1 CHECK PRE-INSPECTION Ask the customer when and how the trouble occurred using the interview check list. < Ref. to CHECK LIST FOR INTERVIEW . > Before performing diagnosis, inspect the following items which may influence AT problems. General Inspection < Ref. to INSPECTION , General Description. > Disconnection of harness connector Visual check for harness damage Oil leaks Stall speed test < Ref. to STALL TEST . > Line pressure test < Ref. to LINE PRESSURE TEST . > Transfer clutch pressure test < Ref. to TRANSFER CLUTCH PRESSURE TEST . > Time lag test < Ref. to TIME LAG TEST . > Road test < Ref. to ROAD TEST . > Inhibitor switch < Ref. to INHIBITOR SWITCH . >	Is the unit that might influence the AT problem normal?	Go to step 2.	Repair or replace each item.
2 CHECK SPORT INDICATOR LIGHT. Start the engine and wait for 2 seconds or more.	Is the SPORT indicator light blinking?	Go to step 4.	Go to step 3.
3 CHECK SPORT INDICATOR LIGHT. Turn the ignition switch to OFF. Check the SPORT indicator light. < Ref. to INSPECTION , SPORT Indicator Light Display. > Turn the ignition switch to ON and wait for at least 2 seconds. Start the engine.	Does the SPORT indicator light blink?	Go to step 4.	Go to step 5.
4 CHECK DTC. Display the DTC. NOTE: If the communication function of Subaru Select Monitor cannot be executed normally, check communication circuit. < Ref. to COMMUNICATION FOR INITIALIZING IMPOSSIBLE , Diagnostic Procedure for Subaru Select Monitor Communication. >	Is DTC displayed?	Go to step 6. NOTE: Record all DTC.	Go to step 5.
5 PERFORM GENERAL DIAGNOSTICS. Inspect using "Diagnostic Procedure without Diagnostic Trouble Code (DTC)". < Ref. to DIAGNOSTIC PROCEDURE WITHOUT DIAGNOSTIC TROUBLE CODE (DTC) . > Inspect using "General Diagnostic Table". < Ref. to DIAGNOSTICS WITH PHENOMENON . > Perform the Inspection Mode. < Ref. to INSPECTION MODE . > Display the DTC.	Is DTC displayed?	Go to step 6.	Finish the diagnosis.
6 PERFORM DIAGNOSIS. Inspect using the "Diagnostic Procedure with Diagnostic Trouble Code (DTC)".< Ref. to DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . > NOTE: For DTC table, refer to "List of Diagnostic Trouble Code (DTC)". < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Repair the trouble cause. Perform the Clear Memory Mode. Perform the Inspection Mode.< Ref. to INSPECTION MODE . > Display the DTC.	Is DTC displayed?	Inspect using the "Diagnostic Procedure with Diagnostic Trouble Code (DTC)".< Ref. to DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . >	Finish the diagnosis.