Warm Up TWC Removal/Installation: Rear
- Raise the vehicle on a lift.
- Remove the intermediate shaft (see
INTERMEDIATE SHAFT REMOVAL
).
- Remove the rear A/F sensor (Sensor 1) (see
A/F SENSOR REPLACEMENT
) and the rear secondary HO2S (Sensor 2) (see
SECONDARY HO2S REPLACEMENT
).
- Remove the exhaust pipe A mounting nuts (rear WU-TWC side) (see
EXHAUST PIPE AND MUFFLER REPLACEMENT
).
- Carefully remove the rear WU-TWC.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
- Carefully install the rear WU-TWC with a new gasket and new self-locking nuts. Tighten the nuts in a crisscross pattern in two or three steps.
- Install the parts in the reverse order of removal.