Catalytic Converter: Service and Repair

CATALYTIC CONVERTER-2.0L ZETEC

Removal





1. Remove the heat shield.
^ Remove the bolts.
2. Remove the heated oxygen sensor (HO2S).
3. Remove the exhaust gas recirculation (EGR) tube.





4. Remove the catalytic converter nuts.
^ Discard the nuts.
5. Remove the catalyst monitor sensor.





6. Remove the bolts.





7. Remove the nuts and bolts.
^ Discard the nuts.





8. Loosen the catalytic converter bracket nuts.
9. Remove the catalytic converter.

Installation





1. Position the catalytic converter.
^ Install new gaskets.





2. Install new nuts and bolts.





3. Tighten the catalytic converter bracket nuts.
4. Install the catalyst monitor sensor.





5. Install the new catalytic converter nuts.





6. Install the catalytic converter bracket and bolts.
7. Install the EGR tube.
8. Install the heated oxygen sensor (HO2S).
9. Install the bolts and the heat shield.