Rear

EGO Sensor Wrench:

Special Tool(s)


REMOVAL
1. Disconnect the battery ground cable.
2. Raise and support the vehicle.

WARNING: THE ELECTRICAL POWER TO THE AIR SUSPENSION SYSTEM MUST BE SHUT OFF PRIOR TO HOISTING, JACKING OR TOWING AN AIR SUSPENSION VEHICLE. THIS CAN BE ACCOMPLISHED BY TURNING OFF THE AIR SUSPENSION SWITCH. FAILURE TO DO SO MAY RESULT IN UNEXPECTED INFLATION OR DEFLATION OF THE AIR SPRINGS WHICH MAY RESULT IN SHIFTING OF THE VEHICLE DURING THESE OPERATIONS.







3. Disconnect the electrical connector from the rear Heated Oxygen Sensor (HO2S).







4. Remove the rear heated oxygen sensor.

INSTALLATION







1. To install, reverse the removal procedure.

NOTE: Apply a light coat of Anti-Seize Compound F6AZ-9L494AA or equivalent meeting Ford specification ESE-M12A4A to the threads of the heated oxygen sensors prior to installation.