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).
Specifications
Dimensions
Weights
Seating Capacities
Engine
Capacities
*1: Excluding the oil remaining in the engine
*2: Including the coolant in the reserve tank and that remaining in the engine
...
Taking Care of the Unexpected
This section covers the more common problems that motorists experience with their
vehicles. It gives you information about how to safely evaluate the problem and
what to do to correct it. If the p ...
Frame Repair Chart
Top View
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