How to Change O2 Sensors on a 1998 Toyota Avalon
- 1). Jack up the front of your Avalon using a floor jack. Jack up on the front jack point.
- 2). Place a jack stand under each of the front pinch welds and lower the Avalon onto the stands.
- 3). Climb under the Avalon and unplug the O2 sensor wires.
- 4). Unbolt the sensor using an O2 sensor socket and socket wrench.
- 5). Thread and tighten the new O2 sensor using an O2 sensor socket and socket wrench.
- 6). Reconnect the electrical leads to the O2 sensor.
- 7). Lower the Avalon to the ground.
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