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).
How to Use This Manual
This section explains different methods on how you can easily find
information in this manual.
Searching the Table of Contents
Two types of Tables of Contents help
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Flywheel Replacement
Install the ring gear holder.
Loosen the flywheel mounting bolts in a crisscross pattern in several
steps. Remove the bolts, then remove the flywheel and the ring gear holder. ...
Front Passenger's Weight Sensor Output Check After a Vehicle Collision
NOTE: Check the front passenger's weight sensor output after this action:
After a vehicle collision
Pre-Operation Check Set-up
Make sure all the components of the front passeng ...