Sensor - heated oxygen (HO2S) - post- catalytic converter

Refit

Sensor - heated oxygen (HO2S) - post- catalytic converter

$% 19.22.17

Remove

1. Raise vehicle on ramp.

2. Release HO₂S multiplug from support bracket.
3. Disconnect HO₂S multiplug from harness.

4. Using a 22 mm crowsfoot spanner, remove HO₂S.

CAUTION: HO2 sensors are easily damaged by dropping, excessive heat or contamination. Care must be taken not to damage the sensor housing or tip.

1. Clean sensor and exhaust pipe mating surfaces.
2. If refitting existing sensor, apply anti-seize compound to sensor threads.

WARNING: Some types of anti-seize compound used in service are a health hazard. Avoid skin contact.

NOTE: A new HO2 sensor is supplied pre- treated with anti-seize compound.

3. Fit a new sealing washer to HO₂S
4. Fit HO₂S and tighten to 45 Nm (33 lbf.ft).
5. Connect HO₂S multiplug to harness and fit harness to bracket.
6. Secure harness to clip.
7. Lower vehicle.