Catalytic Converter: Service and Repair

REPLACEMENT

1. REMOVE CONVERTER
(a) Jack up the vehicle.
(b) Check that the converter is cool.
(c) Disconnect the heated oxygen sensor.

HINT:
- At the time of installation, please refer to the following items.
- Before installing the oxygen sensor, twist the sensor wire counterclockwise 3 and 1/2 turns.
- After installing the oxygen sensor, check that the sensor wire is not twisted.

If it is twist, remove the oxygen sensor and reinstall it.





(d) Remove the 2 bolts and exhaust pipe stay.

Torque: 33 N.m (330 kgf.cm, 24 ft.lbf)

(e) Remove the 2 bolts and disconnect the bracket.

Torque: 33 N.m (330 kgf.cm, 24 ft.lbf)

(f) Remove the 2 bolts and 2 nuts holding the front exhaust pipe to the tailpipe.

Torque: 56 N.m (570 kgf.cm, 41 ft.lbf)

(g) Remove the 4 nuts holding the front exhaust pipe to the exhaust manifolds.

Torque: 62 N.m (630 kgf.cm, 46 ft.lbf)

(h) Remove the front exhaust pipe (converter) and 3 gaskets.

HINT: At the time of installation, please refer to the following items. Install 3 new gaskets.

2. INSTALL CONVERTER
Installation is the reverse order of removal.