Catalytic Converter RH

Catalytic Converter RH

Special Service Tools

Wrench, HO2S

310-121(LRT-19-014)

Pipe cutter-exhaust

100-051(LRT-99-027)

Removal
1
WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.
Raise and support the vehicle.
2 Disconnect the LH catalytic converter from the exhaust manifold.
- Remove and discard the 2 nuts.

3 Disconnect the RH catalytic converter from the exhaust manifold.
- Remove and discard the 2 nuts.

4 Disconnect the 2 front exhaust hangers.

5 Disconnect the RH heated oxygen sensor (HO2S) electrical connector.

6 Disconnect the RH catalyst monitor sensor electrical connector.
- Release the wiring harness.

7 Remove the RH catalytic converter.
- Using the special tool, cut the exhaust pipe at the point indicated by a depression in the pipe.
8 Using the special tool, remove the HO2S.

9 Using the special tool, remove the catalyst monitor sensor.

Installation
1
CAUTION: Make sure the anti-seize compound does not contact the catalyst monitor sensor tip.
Using the special tool, install the catalyst monitor sensor.
- Clean the components.
- Apply an anti-seize compound to the thread of the sensor.
- Tighten the catalyst monitor sensor to 45 Nm (33 lb.ft).
2
CAUTION: Make sure the anti-seize compound does not contact the HO2S tip.
Using the special tool, install the HO2S.
- Clean the components.
- Apply an anti-seize compound to the thread of the sensor.
- Tighten the HO2S to 45 Nm (33 lb.ft).
3
NOTE:
Do not tighten the retaining clamp at this stage.
Install the RH catalytic converter.
- Clean the components.
- Install the retaining clamp.
4 Attach the exhaust hangers.
5 Position the RH catalytic converter to the exhaust manifold.
- Clean the components.
- Tighten the new nuts to 20 Nm (15 lb.ft).
6 Position the LH catalytic converter to the exhaust manifold.
- Clean the components.
- Tighten the new nuts to 20 Nm (15 lb.ft).
7 Align the RH catalytic converter and tighten the retaining clamp to 55 Nm (40 lb.ft).