Catalytic Converter - 3.0L LH Manifold: Installation
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- Install the 6 new LH catalytic converter manifold studs.
- Tighten to 11 Nm (97 lb-in).
- Position a new LH catalytic converter manifold gasket on the studs.
- Position the LH catalytic converter manifold and finger-tighten the 6 new nuts.
- Install a new gasket and finger-tighten 2 new nuts at the LH catalytic converter-to-exhaust flexible pipe.
- Position the LH catalytic converter manifold and tighten the 6 new nuts in the sequence shown in the illustration, in 2 stages.
- Stage 1: Tighten to 20 Nm (177 lb-in).
- Stage 2: Tighten to 20 Nm (177 lb-in).
- Install the shield bracket and the 2 LH catalytic converter manifold shield bracket bolts.
- Tighten to 20 Nm (177 lb-in).
- Install the LH catalytic converter manifold bracket and 2 bolts.
- To install, tighten to 20 Nm (177 lb-in).
- Position the LH catalytic converter manifold shield and install the 4 bolts.
- Tighten to 10 Nm (89 lb-in).
- Tighten the 2 new LH catalytic converter-to-exhaust flexible pipe nuts.
- Tighten to 40 Nm (30 lb-ft).
- Connect the HO2S and the CMS electrical connectors.
- Install the oil level indicator and tube. For additional information, refer to ENGINE MECHANICAL - 3.0L (4V) -- FUSION & MILAN article.
NOTE:
Failure to tighten the catalytic converter manifold nuts to specification before installing the converter bracket bolts will cause the converter to develop an exhaust leak.
NOTE:
Failure to tighten the catalytic converter manifold nuts to specification a second time will cause the converter to develop an exhaust leak.
NOTE:
Make sure to tighten the nuts in the sequence shown in the illustration in 2 stages.