Removal and Installation

WARNING: This page is about a different variant/trim than selected.

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING AND LIFTING .
Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .
Disconnect the heated oxygen sensor (HO2S) electrical connector.

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

Using the special tool, remove the HO2S.
- To install, tighten to 48 Nm (35 lb-ft).
  
  Fig 1: Removing HO2S Using Special Tool
  Courtesy of FORD MOTOR CO.

NOTE: Apply a light coat of anti-seize lubricant to the threads of the HO2S.