Removal and Installation
WARNING: This page is about a different car, the 2005 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING .
- Disconnect the LH front and rear heated oxygen sensor (HO2S) electrical connectors.
- Using the special tool, remove the 2 LH HO2S.
- To install, tighten to 46 Nm (34 lb-ft).
- Remove the 4 exhaust manifold-to-catalytic converter nuts.
- To install, tighten to 40 Nm (30 lb-ft).
- Remove the 2 bolts and disconnect the exhaust support bracket from the crossmember.
- To install, tighten to 25 Nm (18 lb-ft).
- Remove the LH dual converter Y-pipe assembly aside.
- Remove the 8 nuts and the exhaust manifold.
- To install, tighten to 25 Nm (18 lb-ft) in the sequence shown.
- Remove and discard the exhaust manifold gaskets. Clean the sealing surfaces with metal surface prep.
- Inspect the exhaust manifold. For additional information, refer to ENGINE SYSTEM-GENERAL INFORMATION .
- To install, reverse the removal procedure.
CAUTION:
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.
NOTE:
Clean the sealing surfaces with metal surface prep. Follow the directions on the packaging.