Catalytic Converter Replacement

Catalytic Converter Replacement

Removal Procedure





1. Raise and support the vehicle. Refer to Vehicle Lifting.
2. Disconnect the heated oxygen sensor (H02S) wiring harness connector.

Notice: Refer to Catalytic Converter Movement Notice in Service Precautions.

3. Support the exhaust system.
4. Remove the catalytic converter bolts.
5. Remove the catalytic converter gasket.





6. Remove the right exhaust manifold pipe stud nuts.
7. Remove the 3-way catalytic converter pipe.
8. Remove the exhaust manifold pipe gasket.





9. Remove the heated oxygen sensor (HO2S).

Installation Procedure





1. Install the heated oxygen sensor (H02S).





2. Install the exhaust manifold gasket.

Notice: Refer to Catalytic Converter Movement Notice in Service Precautions.

3. Install the 3-way catalytic converter.

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the right exhaust manifold pipe stud nuts.
- Tighten the nuts to 32 Nm (24 ft. lbs.).





5. Install the catalytic converter gasket.
6. Install the catalytic converter bolts.
- Tighten the bolts to 45 Nm (33 ft. lbs.).
7. Remove the support from the exhaust system.
8. Connect the heated oxygen sensor (H02S) wiring harness connector.
9. Inspect for leaks and underbody contact.
10. Lower the vehicle.