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).
Drive Belt Inspection
Inspect the belt for cracks or damage. If the belt is cracked or damaged,
replace it.
Check that the position of the auto-tensioner indicator (A) is within the
standard range ( ...
MTF Inspection and Replacement (M/T)
Park the vehicle on level ground, and turn the engine off.
Raise the vehicle on a lift, and make sure it is securely supported.
Remove the splash shield.
...
Alternator Reassembly
If you removed the pulley, put the rotor in the drive-end housing, then torque
its locknut to 110 N·m (11.2 kgf·m, 81 lbf·ft).
Remove any grease or any oil from the ...