Catalytic Converter Replacement - Right Side

Catalytic Converter Replacement - Right Side (LY7) (3.6L)

Removal Procedure
Warning: Refer to Exhaust Service Warning (Service Precautions).

Warning: Refer to Protective Goggles and Glove Warning (Protective Goggles and Glove Warning).





1. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LNJ) (Exhaust Manifold Heat Shield Replacement - Right Side)Exhaust Manifold Heat Shield Replacement - Right Side (LY7) (Exhaust Manifold Heat Shield Replacement - Right Side).
2. Remove the catalytic converter to exhaust manifold nuts (1).
3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).




4. Disconnect heated oxygen sensor (HO2S) electrical connector (2) from the engine wiring harness electrical connector.




5. Remove the right catalytic converter to exhaust flexible pipe nuts.




6. Remove the catalytic converter from the vehicle.
7. Remove and discard the catalytic converter to exhaust manifold gasket (1).
8. Remove and discard the catalytic converter to exhaust flexible pipe gasket (2).

Installation Procedure




1. Install a NEW catalytic converter to exhaust manifold gasket (1) onto the catalytic converter.
2. Install the catalytic converter to the vehicle.
3. Install a NEW catalytic converter to exhaust flexible pipe gasket (2) between the converter and the flexible pipe.





Caution: Refer to Fastener Caution (Fastener Caution).

4. Install the right catalytic converter to exhaust flexible pipe nuts and tighten to 25 Nm (18 lb ft).




5. Connect the HO2S electrical connector (2) to the engine wiring harness electrical connector.
6. Lower the vehicle.




7. Install the catalytic converter to exhaust manifold nuts (1) and tighten to 50 Nm (37 lb ft).
8. Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LNJ) (Exhaust Manifold Heat Shield Replacement - Right Side)Exhaust Manifold Heat Shield Replacement - Right Side (LY7) (Exhaust Manifold Heat Shield Replacement - Right Side).