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Home >> Lincoln >> 2018 >> MKZ Select, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1531 (Electronic Engine Controls - 2.0L ECOBOOST (184KW/250PS) - Mi4) >> Removal And Installation >> Catalyst Monitor Sensor >> Removal

Catalyst Monitor Sensor: Removal

WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
  1. WARNING: Before beginning any service procedure in this article, refer to Safety Warnings in GENERAL INFORMATION (EXCEPT ELECTRIC) . Failure to follow this instruction may result in serious personal injury.

    Refer to: Health and Safety Precautions .

    1. Remove the air cleaner outlet pipe bolt.
    2. Loosen the air cleaner outlet pipe clamps and remove the air cleaner outlet pipe.
    GFD267098Courtesy of FORD MOTOR COMPANY
  2. Detach the wiring harness retainer and disconnect the catalyst monitor sensor electrical connector.
    GFD267358Courtesy of FORD MOTOR COMPANY
  3. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  4. Remove the retainers and the engine undershield reinforcement.
    GFD264855Courtesy of FORD MOTOR COMPANY
  5. Remove the retainers and the engine undershield.
    GFD266848Courtesy of FORD MOTOR COMPANY
    • Remove the wire from the harness retainers.

    • Remove the catalyst monitor sensor. Use Special Service Tool: 303-476 (T94P-9472-A) Socket, Exhaust Gas Oxygen Sensor.

      Material

      : Motorcraft® Penetrating and Lock Lubricant / XL-1

GFD267359Courtesy of FORD MOTOR COMPANY