Heated Oxygen Sensor (HO2S)

EGO Sensor Wrench:

SPECIAL TOOL(S)

REMOVAL







1. Remove the bolts and the exhaust manifold heat shield.







2. Disconnect the Heated Oxygen Sensor (HO2S) electrical connector.







3. Using the special tool, remove the HO2S.

NOTE: If necessary, lubricate the HO2S with Penetrating and Lock Lubricant E8AZ-19A501-B or equivalent to aid in removal.

INSTALLATION
1. To install, reverse the removal procedure.

NOTE: Apply a light coat of High Temperature Nickel Anti-Seize Lubricant F6AZ-9L494-AA or equivalent meeting Ford specification ESE-M12A4-A to the threads of the HO2S to aid in installation.