Removal & Installation

WARNING: This page is about a different car, the 2010 Lincoln Town Car. 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 article.
Disconnect the RH heated oxygen sensor (HO2S) electrical connector.

Fig 1: Right Side Heated Oxygen Sensor (HO2S) Electrical Connector

Courtesy of FORD MOTOR CO.

Disconnect the LH HO2S electrical connector.

Fig 2: Left Side Heated Oxygen Sensor (HO2S) Electrical Connector

Courtesy of FORD MOTOR CO.

NOTE: If necessary, lubricate the HO2S with penetrating and lock lubricant to aid in removal.

Using the special tool, remove the RH or LH HO2S as necessary.
- To install, tighten to 40 Nm (30 lb-ft).

Fig 3: Heated Oxygen Sensor (HO2S) Special Tool

Courtesy of FORD MOTOR CO.

To install, reverse the removal procedure.
- Apply a light coat of anti-seize lubricant to the threads of the HO2S.