Rear TWC

THREE-WAY CATALYTIC CONVERTERS
COMPONENTS FOR REPLACEMENT

Rear Catalytic Converter:

1. REMOVE HEATED OXYGEN SENSOR
(BANK 1 SENSOR 2)
Remove the 2 nuts heated oxygen sensor from the front exhaust pipe.
2. REMOVE REAR CATALYTIC CONVERTER
(WITH FRONT EXHAUST PIPE)





(a) Remove the 2 bolts and nuts holding the front exhaust pipe to the center exhaust pipe.
(b) Remove the 2 bolts and nuts holding the front exhaust pipe to the front catalytic converter and remove the front exhaust pipe and 2 gaskets.





3. REINSTALL REAR CATALYTIC CONVERTER
(WITH FRONT EXHAUST PIPE)
Install the 2 new gaskets, the front exhaust pipe with the 4 bolts and 4 nuts.

Torque: 43 N.m (440 kgf.cm, 32 ft.lbf)

4. REINSTALL HEATED OXYGEN SENSOR
(BANK 1 SENSOR 2)
Install a new gasket and the heated oxygen sensor to the front exhaust pipe with the 2 nuts.

Torque: 20 N.m (200 kgf.cm, 14 ft.lbf)