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.

2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Check Switch

Remove the wiper deicer switch, and measure the switch resistance.

Fig 1: Measuring Switch Resistance

Courtesy of SUBARU OF AMERICA, INC.

RESISTANCE SPECIFICATION CHART

Switch position	Terminal No.	Standard
OFF	1 and 2	1 MΩ or more
ON	1 and 2	Less than 1 Ω.

Replace the wiper deicer switch if faulty.

Factory Service Tools

Use the Manual With the Right Hardware

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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.