Operation CHARM: Car repair manuals for everyone.

Catalytic Converter Replacement

Catalytic Converter Replacement

Removal Procedure

Notice: To prevent internal damage to the flexible coupling of the catalytic converter assembly, the converter must be supported. The vertical movement at the rear of the catalytic converter assembly must not exceed 6 degrees up or down.





1. Raise and support the vehicle.
2. If the vehicle is equipped with All-Wheel-Drive, remove the propeller shaft.
3. Remove the catalytic converter nuts from the exhaust manifold studs.
4. Remove the oxygen sensor.





5. Remove the catalytic converter bolts.
6. Remove the catalytic converter.

Installation Procedure





1. Position and support the catalytic converter under the vehicle.
2. Install a new catalytic converter gasket.
3. Install the catalytic converter bolts. Do not tighten the bolts.





4. Install a new catalytic converter seal.

5. Notice: Refer to Fastener Notice in Service Precautions.

Install the catalytic converter nuts.
1. Tighten the catalytic converter nuts to 34 Nm (25 ft. lbs.).
2. Tighten the catalytic converter bolts to 45 Nm (33 ft. lbs.).
6. Install the oxygen sensor.
7. Lower the vehicle.