Exhaust Manifold: Service and Repair

Exhaust Manifold Replacement (2.2L (L61) and 2.4L (LAT))

Removal Procedure




1. Remove the air cleaner outlet duct.

* Air Cleaner Outlet Resonator Replacement for the 2.2L engine
* Air Cleaner Outlet Duct Replacement for the 2.4L engine

2. Remove the exhaust manifold heat shield studs (2).
3. Remove the exhaust manifold heat shield (1).
4. Remove the bank 1 heated oxygen sensor (HO2S).

* Heated Oxygen Sensor 1 Replacement for the 2.2L engine
* Heated Oxygen Sensor 2 Replacement for the 2.4L engine

5. Remove the catalytic converter.




6. Remove the exhaust manifold nuts.
7. Remove the exhaust manifold.
8. Remove and discard the exhaust manifold gasket.
9. Clean and inspect all gasket mating surfaces.

Installation Procedure




1. Install a NEW exhaust manifold gasket.
2. Install the exhaust manifold.





Notice: Refer to Fastener Notice.

3. Install the exhaust manifold nuts.

Tighten the nuts in the sequence shown to 14 N.m (10 lb ft).

4. Install the catalytic converter.
5. Install the bank 1 HO2S.

* Heated Oxygen Sensor 1 Replacement for the 2.2L engine
* Heated Oxygen Sensor 2 Replacement for the 2.4L engine




6. Install the exhaust manifold heat shield (1).
7. Install the exhaust manifold heat shield studs (2).

Tighten the studs to 25 N.m (18 lb ft).

8. Install the air cleaner outlet duct.

* Air Cleaner Outlet Resonator Replacement for the 2.2L engine
* Air Cleaner Outlet Duct Replacement for the 2.4L engine