Catalytic Converter - LH Manifold
Catalytic Converter - 3.0L LH Manifold
Removal
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Remove the 6 retainers and the passenger side splash shield.
3. Remove the LH Heated Oxygen Sensor (HO2S).
4. Rotate the accessory drive belt tensioner counterclockwise and remove the accessory drive belt.
5. Disconnect the A/C compressor electrical connector.
6. Remove the 3 bolts and position the A/C compressor aside.
7. Remove the 3 bolts and the LH catalytic converter heat shield.
8. Remove exhaust Y-pipe. For additional information, refer to Exhaust Y-Pipe- 3.0L .
9. Remove and discard the 6 LH catalytic converter manifold nuts.
10. Remove the LH catalytic converter manifold from the vehicle.
- Discard the gasket.
11. Remove and discard the 6 LH catalytic converter manifold studs.
12. Clean and inspect the LH catalytic converter manifold.
Installation
1. Install the 6 new LH catalytic converter manifold studs.
- Tighten to 11 Nm (97 lb-in).
2. NOTICE: Failure to tighten the catalytic converter nuts to specification before installing the exhaust Y-pipe will cause the converter to develop an exhaust leak.
NOTICE: Failure to tighten the catalytic converter nuts to specification a second time will cause the converter to develop an exhaust leak.
Using a new gasket, install the LH catalytic converter and the 6 nuts. Tighten in 2 stages in the sequence shown.
- Stage 1: Tighten to 25 Nm (18 lb-ft).
- Stage 2: Tighten to 25 Nm (18 lb-ft).
3. Install the exhaust Y-pipe. For additional information, refer to Exhaust Y-Pipe- 3.0L .
4. Install the LH catalytic converter heat shield and the 3 bolts.
- Tighten to 10 Nm (89 lb-in).
5. Position the A/C compressor and install the 3 bolts.
- Tighten to 25 Nm (18 lb-ft).
6. Connect the A/C compressor electrical connector.
7. Rotate the accessory drive belt tensioner counterclockwise and install the accessory drive belt.
8. Install the LH HO2S (Heated Oxygen Sensor).
9. Install the passenger side splash shield and the 6 retainers.