Removal - 1/2 Downstream - 1.6L

The downstream heated oxygen sensor threads into the exhaust pipe behind the catalytic convertor. See Fig 1.

Fig 1: DOWNSTREAM O2 SENSOR

Courtesy of DAIMLERCHRYSLER CORP.

1. Remove the air cleaner cover.
2. Remove the negative battery cable.
3. Raise vehicle and support.
4. Disconnect electrical connector from sensor.
5. Disconnect sensor electrical harness from clips along body.
6. Remove sensor using an oxygen sensor crow foot wrench such as Snap-On tool YA8875 or equivalent. See Fig 2.

Fig 2: OXYGEN SENSOR REMOVAL TOOL

Courtesy of DAIMLERCHRYSLER CORP.