Catalytic Converter Replacement

Removal Procedure





1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the exhaust manifold pipe bolts at the exhaust manifolds.
3. Remove the exhaust pipe gaskets.





4. Remove the connector position assurance (CPA) retainer.
5. Disconnect the heated oxygen sensor electrical connector.





6. Remove the heated oxygen sensor from the three way catalytic converter.
7. Loosen the muffler clamp bolt at the three way catalytic converter.





8. Remove the catalytic converter hanger bolts.
9. Remove the catalytic converter hanger from the hanger bracket.





10. Twist and slide out the three way catalytic converter from the exhaust muffler.

Installation Procedure





1. Twist and slide the three way catalytic converter into the exhaust muffler.





2. Install the catalytic converter hanger to the hanger bracket.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the catalytic converter hanger bolts.
^ Tighten the catalytic converter hanger bolts to 41 Nm (30 ft. lbs.).





4. Install the exhaust manifold pipe bolts at the exhaust manifolds.
^ Tighten the exhaust manifold pipe bolts to 30 Nm (22 ft. lbs.) alternating back and forth from the left to the right manifolds.
5. Tighten the exhaust muffler clamp bolt at the three way catalytic converter.
^ Tighten the exhaust muffler clamp bolt to 48 Nm (35 ft. lbs.).





6. Install the heated oxygen sensor to the three way catalytic converter.
^ Tighten the heated oxygen sensor to 42 Nm (31 ft. lbs.).





7. Connect the heated oxygen sensor electrical connector.
8. Install the CPA retainer.
9. Lower the vehicle.