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.

2009 Subaru Outback LimitedFACTORY OEM SERVICE PROCEDURE

RH Side

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air cleaner case. Ref. to REMOVAL , Air Cleaner Case.
Remove the spark plug cords by pulling the boot. (Do not pull the cord itself.)

Fig 2: Identifying Spark Plug Cords
Courtesy of SUBARU OF AMERICA, INC.
Remove the spark plug with a spark plug socket.

Fig 3: Removing Spark Plug With Spark Plug Socket
Courtesy of SUBARU OF AMERICA, INC.

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.

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