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.
2020 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE
Front Wheel Speed Sensor: Removal
CAUTION:
- If water or oil contacts the connector terminal of front wheel speed sensor, replace it with a new part.
- If CVTF has leaked when the front wheel speed sensor is removed, adjust the CVTF level after installing the front wheel speed sensor.
- Disconnect the ground cable from battery. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
- Clean the transmission exterior.
- Disconnect the front wheel speed sensor harness connector.
- Remove the front wheel speed sensor.
CAUTION:
After removing the sensors, plug the holes to avoid foreign materials intruding as necessary.
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.