NOTE: If the warm up TWC is damaged internally, inspect the under-floor TWC for debris.
Raise the vehicle on a lift.
Remove the bolts (A).

Lower the vehicle.
Remove the A/F sensor (Sensor 1).
Remove the EGR pipe.
Remove the cover (A).

Remove the bolts (B) and the nuts (C).
Remove the WU-TWC (D).
Install the parts in the reverse order of removal with new gaskets (E).
Fuse Locations
INTERIOR FUSE BOX
UNDER-HOOD FUSE BOXES
Primary Fuse Box
Secondary Fuse Box (On the battery)
...
Tire Pressure Monitoring System (TPMS) - Required Federal Explanation
U.S. models
Each tire, including the spare (if provided), should be checked monthly when
cold and inflated to the inflation pressure recommended by the vehicle
manufacturer on the vehicle placard o ...
A/T System Description - Lock-Up System (A/T)
Lock-up SystemThe lock-up mechanism of the torque converter
clutch operates in all five gears in D, in 3rd gear in D3, and 3rd and 4th
gears in S with the automatic shift mode. The pressurize ...