Basic Diagnostic Procedure: Procedure: Engine

BASIC ENGINE DIAGNOSTIC PROCEDURE CHART

Step	Check	Yes	No
1. CHECK ENGINE START FAILURE. Ask the customer when and how trouble occurred using the interview check list. < Ref. to CHECK, CHECK LIST FOR INTERVIEW . > Start the engine.	Does the engine start?	Go to step 2.	Inspection using "Diagnostics for Engine Start Failure". < Ref. to , DIAGNOSTICS FOR ENGINE STARTING FAILURE . >
2. CHECK ILLUMINATION OF MALFUNCTION INDICATOR LIGHT.	Does the malfunction indicator light illuminate?	Go to step 3.	Inspection using "General Diagnostics Table". < Ref. to , GENERAL DIAGNOSTIC TABLE . >
3. CHECK INDICATION OF DTC ON DISPLAY. Turn the ignition switch to OFF. Connect the Subaru Select Monitor or OBD-II general scan tool to data link connector. Turn the ignition switch to ON and the Subaru Select Monitor or OBD-II general scan tool switch to ON. Read the DTC on Subaru Select Monitor or OBD-II general scan tool.	Does the Subaru Select Monitor or OBD-II general scan tool indicate DTC?	Record the DTC code. Repair the trouble cause. Ref. to , LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . Ref. to , LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .	Repair the related parts. NOTE: If a DTC is not shown on display although malfunction indicator light illuminates, perform diagnostics of malfunction indicator light circuit or combination meter. < Ref. to , MALFUNCTION INDICATOR LIGHT . >
4. PERFORM THE DIAGNOSIS. Perform the clear memory mode. < Ref. to , CLEAR MEMORY MODE . > Perform the inspection mode. < Ref. to , INSPECTION MODE . >	Does the Subaru Select Monitor or OBD-II general scan tool indicate DTC?	Inspect using "Diagnostics Procedure with Diagnostic Trouble Code (DTC)". < Ref. to , DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . >	Complete the diagnosis.