Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2006 Subaru Baja Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Engine Controls - Engine (Diagnostics) (H4SO): General Description: Preparation Tool

PREPARATION TOOL DESCRIPTION CHART

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
Courtesy of SUBARU OF AMERICA, INC.	18482AA010	CARTRIDGE	Troubleshooting for electrical systems.
Courtesy of SUBARU OF AMERICA, INC.	22771AA030	SELECT MONITOR KIT	Troubleshooting for electrical systems.

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Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.