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.

1997 Subaru Legacy Outback, AutomaticFACTORY OEM SERVICE PROCEDURE

Vehicle Speed Sensor (VSS)

VEHICLE SPEED SENSOR (VSS) VOLTAGE ⁽¹⁾

Application

ECM Connector Terminal No.

Wire Color

Legacy

GRN/BLK

⁽¹⁾	Turn ignition on. Connect DVOM between indicated terminal and ground. Slowly rotate drive wheels. Voltage should fluctuate between zero and about 5 volts.

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.