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).
Shift Solenoid Valve Removal and Installation (A/T)
NOTE: Do not hold the solenoid valve connector to remove and install the
solenoid valve. Be sure to hold the solenoid valve body.
Remove the mounting bolts, then remove the solenoid valves by ...
Shift Lever Housing Replacement (M/T)
NOTE: Take care not to scratch the center console, dashboard, and related
parts.
Remove the center console.
Remove the harness clamps (A).
Remove the lock pin ...
MAF Sensor/IAT Sensor Replacement
Disconnect the MAF sensor/IAT sensor connector (A).
Remove the screws (B).
Remove the MAF sensor/IAT sensor (C).
Install the parts in the reverse order of removal ...