Catalytic Converter - 3.0L LH Manifold: Removal

WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. 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 AND LIFTING article.
Remove the 5 bolts and the passenger side splash shield.

Fig 1: Right Splash Shield Bolts

Courtesy of FORD MOTOR CO.

Disconnect the LH heated oxygen sensor (HO2S) and the LH catalyst monitor sensor electrical connectors.
Using the special tool, remove the H02S.

Fig 2: Identifying Special Oxygen Sensor Tool

Courtesy of FORD MOTOR CO.

NOTE: Do not allow the exhaust Y-pipe to hang from the flexible end. Support the exhaust Y-pipe or damage to the exhaust system may occur.

Remove and discard the 4 exhaust Y-pipe nuts and position the exhaust Y-pipe aside.
- Discard the gasket.
Remove and discard the 6 LH catalytic converter manifold nuts.
Remove the LH catalytic converter from the vehicle.
- Discard the LH catalytic converter manifold gasket.
Remove and discard the 6 LH catalytic converter manifold studs.
Clean and inspect the LH catalytic converter manifold. For additional information, refer to ENGINE SYSTEM - GENERAL INFORMATION article.