Front Oxygen (A/F) Sensor - Subaru Legacy 2002 Service Manual

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15. Front Oxygen (A/F) Sensor

1) Disconnect battery ground cable.

2) Disconnect connector from front oxygen (A/F)

3) Lift-up the vehicle.

4) Remove under cover.

FRONT OXYGEN (A/F) SENSOR

5) Separate harness from clip (A).

6) Apply SUBARU CRC or its equivalent to

threaded portion of front oxygen (A/F) sensor, and

leave it for one minute or more.

SUBARU CRC (Part No. 004301003)

Fuel Injection (Fuel Systems)

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