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).
Coolant Replacement
Wait until the engine is cool, then carefully remove the radiator cap.
Remove the splash shield.
Loosen the drain plug (A), and drain the coolant.
Rem ...
Breather Line and Suction Line Inspection (Page-1)
Special Tools Required
Fuel Pressure Gauge Attachment Set 07AAJ-S6MA150
Vacuum Pump/Gauge, 0-30 inHg Snap-on YA4000A or equivalent, commercially
available
Vacuum/Pressure Gauge, 0-4 inHg 07 ...
Change Lever Clearance Inspection (M/T)
Measure the clearance between the change lever (A) and the select lever
(B) with a feeler gauge (C). If the clearance is more than the service
limit, go to step 2.
...