Front Catalytic Converter

REMOVAL





1. Disconnect battery ground cable.

2200 CC:

2500 CC:

2. Disconnect front oxygen sensor connector.





3. Disconnect rear oxygen sensor connector. (2500 cc California spec. vehicles)
4. Lift-up the vehicle.





5. Disconnect rear oxygen sensor connector. (Except 2500 cc California spec. vehicles)





6. Separate center exhaust pipe from front catalytic converter.





7. Remove bolts which hold front exhaust pipe onto cylinder heads.

CAUTION: Be careful not to pull down front exhaust pipe and center exhaust pipe.





8. Separate front catalytic converter from front exhaust pipe.

INSTALLATION

CAUTION: Replace gaskets with new ones.





1. Install front catalytic converter to front exhaust pipe and center exhaust pipe.

Tightening torque:
30 ± 5 Nm (3.1 ± 0.5 kg.m, 22.4 ± 3.6 ft.lb)





2. Tighten bolts which hold front exhaust pipe onto cylinder heads.

Tightening torque:
30 ± 5 Nm (3.1 ± 0.5 kg.m, 22.4 ± 3.6 ft.lb)





3. Install center exhaust pipe to front catalytic converter.

Tightening torque:
35 ± 5 Nm (3.6 ± 0.5 kg.m, 26.0 ± 3.6 ft.lb)





4. Connect rear oxygen sensor connector. (Except 2500 cc California spec. vehicles)
5. Lower the vehicle.





6. Connect rear oxygen sensor connector. (2500 cc California spec. vehicles)

2200 CC:

2500 CC:

7. Connect front oxygen sensor connector.





8. Connect battery ground cable.