Exhaust Manifold - LH: Removal
WARNING: This page is about a different car, the 2011 Lincoln MKZ and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the LH catalytic converter. For additional information, refer to EXHAUST SYSTEM -- FUSION, MILAN & MKZ article.
- Remove the LH Heated Oxygen Sensor (HO2S). For additional information, refer to ELECTRONIC ENGINE CONTROLS - 3.5L -- FUSION & MKZ article.
- Remove the 3 bolts and the LH exhaust manifold heat shield.
- Remove the 6 nuts and the LH exhaust manifold.
- Discard the nuts and gasket.
- Clean and inspect the LH exhaust manifold. For additional information, refer to ENGINE SYSTEM - GENERAL INFORMATION article.
- Remove and discard the 6 LH exhaust manifold studs.
- Clean the exhaust manifold mating surface of the cylinder head with metal surface prep. Follow the directions on the packaging.
NOTE:
Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These may cause scratches and gouges resulting in leak paths. Use a plastic scraper to clean the sealing surfaces.