Catalyst Location
WARNING: This page is about a different car, the 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
| *1 | Air Fuel Ratio Sensor (Sensor 1) | *2 | Air Fuel Ratio Sensor (Sensor 2) |
| *3 | Exhaust Manifold | *4 | Front Exhaust Pipe Assembly |
| *5 | Center Exhaust Pipe Assembly | *6 | Tail Exhaust Pipe Assembly |
| *7 | TWC: Front Catalyst | *8 | TWC: Rear Catalyst |
| *9 | Tail Exhaust Pipe Assembly LH | - | - |
NOTE:
When replacing the exhaust manifold (*3) and the front exhaust pipe assembly (*4) in order to replace the three-way catalytic converter, it is not necessary to replace the air fuel ratio sensor (sensor 1) (*1) and the air fuel ratio sensor (sensor 2) (*2).