Removal and Installation

WARNING: This page is about a different car, the 2010 Lincoln MKX and 2010 Ford Edge. 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 .
Disconnect the Catalyst Monitor Sensor (CMS) electrical connector.

NOTE: If necessary, lubricate the sensor threads with penetrating and lock lubricant to assist in removal.

Using the Exhaust Gas Oxygen Sensor Socket, remove the CMS .
- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas below.
  
  Fig 1: Torque Wrench Adapter Formulas
  Courtesy of FORD MOTOR CO.
- To install, tighten to 48 Nm (35 lb-ft).
  
  Fig 2: Disconnecting Heated Oxygen Sensor (HO2S) Electrical Connector
  Courtesy of FORD MOTOR CO.

NOTE: Apply a light coat of anti-seize lubricant to the threads of the CMS .

To install, reverse the removal procedure.