Engine Control System (Diagnostics - Introduction): General Description: Preparation Tool: Preparation Tool

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	-	SUBARU SELECT MONITOR 4	Used for setting of each function and troubleshooting for electrical system. NOTE: For detailed operation procedures of Subaru Select Monitor 4, refer to "Application help".
	18252AA000	CRANKSHAFT SOCKET	Used for rotating crankshaft.
	18460AA120 (Newly adopted tool)	CHECK BOARD	Used for measuring voltage and resistance of ECM terminals.