Catalytic Converter: Service and Repair

COMPONENTS

1. REMOVE TWC
a. Check that the converter is cool.





b. Remove the 4 bolts holding the pipe support bracket to the transmission.
c. Remove the 4 bolts holding the front exhaust pipe to TWC, 2 bracket and remove the pipe support bracket.
d. Disconnect the front exhaust pipe from the TWC, and remove the 2 gaskets.
e. Remove the 3 nuts, TWC and gasket. Remove the 2 TWC.

2. REINSTALL TWC
a. Using a 14 mm deep socket wrench, install a new gasket and the TWC with 3 new nuts. Install the 2 TWC.

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

b. Temporarily install the pipe support bracket to the transmission with the 4 bolts.
c. Install a new gasket to each front end of the front exhaust pipe.
d. Connect the front exhaust pipe to the 2 TWC with the 4 bolts and new 2 brackets.

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

e. Tighten the 4 bolts holding the pipe support bracket to the transmission.

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