Catalytic Converter: Service and Repair

Catalytic Converter Replacement (2.2L)

Removal Procedure
1. Raise the vehicle.
2. Disconnect the oxygen sensor wiring harness.
3. Support the 3-way catalytic converter.





4. Disconnect the intermediate pipe from the 3-way catalytic converter.





5. Remove the exhaust flex decoupler (4) from the exhaust manifold (1).
6. Remove the exhaust manifold (2) seal and the 3-way catalytic converter seal.
7. If replacing catalytic converter, remove oxygen sensor.
8. Clean the flange surfaces.

Installation Procedure





1. Install the exhaust manifold seal (2) and the 3-way catalytic converter seal.
2. If the oxygen sensor was previously removed, install the oxygen sensor.

3. Notice:
Refer to Fastener Notice in Cautions and Notices.

Install the exhaust flex decoupler (4) to the exhaust manifold (1).
^ Tighten the nuts to 35 Nm (26 ft. lbs.).





4. Connect the intermediate pipe to the 3-way catalytic converter.
^ Tighten the bolts to 34 Nm (25 ft. lbs.).
5. Connect the oxygen sensor harness connector.
6. Lower the vehicle.