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).
Exterior Lights System Description
Headlights System Description
The headlight system is composed of the MICU, the headlight and dimmer/flash-to-pass
switches (inside the combination light switch), the left and right headlights, ...
Brake System
Parking Brake
Use the parking brake to keep the vehicle stationary when parking.
To apply:
Pull the lever fully up without pressing the
release button.
To release:
1. Pull the lever slightly ...
Rocker Arm and Shaft Inspection
Remove the rocker arm assembly.
Disassemble the rocker arm assembly.
Measure the diameter of the shaft at the first rocker location.
Zero the gaug ...