Lincoln Aviator: Exhaust System - 3.0L EcoBoost / Removal and Installation - Catalytic Converter RH

Removal

NOTE: If the catalytic converter is not being replaced, the HO2S and the catalyst monitor sensor do not need to be removed from the catalytic converter. Disconnecting the electrical connectors is still necessary.

NOTE: The exhaust Y-pipe dual catalytic converter is a 2-piece assembly. The LH and RH converters can be serviced separately as needed.

  1. With the vehicle in NEUTRAL, position it on a hoist.
    Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
  1. Remove the RH side exhaust flexible pipe.
    Refer to: Exhaust Flexible Pipe (309-00A Exhaust System - 3.0L EcoBoost, Removal and Installation).

  1. On both sides.
    • Remove the wheel arch liner to front subframe retainers.
  1. Disconnect the HO2S electrical connector.
  1. Disconnect the HO2S electrical connector.
  1. Position the adjustable jack stand under the transmission system mount bracket.
  1. Remove and discard the transmission mount bracket bolts.
    Torque: 59 lb.ft (80 Nm)
  1. Lower the transmission system.
    • Remove the nut.
    • Remove the pin-type retainers and the steering shield from the RH subframe.
  1. Remove the bolt and position the RH underbody shield aside.
    Torque: 22 lb.in (2.5 Nm)
  1. Remove the bolt and position the LH underbody shield aside.
    Torque: 22 lb.in (2.5 Nm)
    • Remove the nut.
    • Remove the pin-type retainers and the steering shield from the LH subframe.
  1. Loosen the middle subframe bolts.
    Torque: 195 lb.ft (265 Nm)

    • Support the rear of the subframe with adjustable jack stands.
    • NOTICE: Only use hand tools when removing rear subframe bolts.

      Loosen the rear subframe bolts.
      Torque: 52 lb.ft (70 Nm)
    • Lower the subframe.
  1. Remove the RH catalytic converter nuts and discard.
  1. Remove the bracket studs and nuts. Remove the RH catalytic converter from the vehicle.
  1. Clean and inspect the studs and the gasket surface, replace the studs if necessary.
    Torque: 18 lb.ft (25 Nm)

Installation

  1. Clean all exhaust connections before reassembly.
  1. NOTE: Make sure that new gasket is installed.

    Install the exhaust gasket.
  1. NOTE: The studs and nuts are only finger tight in this step.

    Install the catalytic converter and bracket studs and nuts.
  1. NOTE: Make sure that new nuts are installed.

    Install the RH catalytic converter nuts.
    Torque: 35 lb.ft (48 Nm)
  1. Tighten the catalyst assembly bracket studs and nuts.
    Torque:
       Studs:   18 lb.ft (25 Nm)
       Nuts:   18 lb.ft (25 Nm)
  1. To install, reverse the removal procedure.
  1. Check the exhaust system for leaks.

    Removal and Installation - Catalytic Converter LH

    Removal NOTE: If the catalytic converter is not being replaced, the HO2S and the catalyst monitor sensor do not need to be removed from the catalytic converter...

    Removal and Installation - Exhaust Flexible Pipe

    Removal NOTE: The LH and RH exhaust flexible pipes are covered in this procedure. Remove the exhaust flexible pipe(s) necessary. NOTE: Removal steps in this procedure may contain installation details...

    Other information:

    Lincoln Aviator 2020-2024 Service Manual: Diagnosis and Testing - Cruise Control


    Diagnostic Trouble Code (DTC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).   Diagnostic Trouble Code Chart Module   DTC Description Action   PCM P0504:00 Brake Switch A / B Correlation: No Sub Type Information   GO to Pinpoint Test B   PCM P0572:00 Brake Switch "A" Circuit Low: No Sub Type Information   GO to Pinpoint Test B   PCM P0573:00 Brake Switch "A" Circuit High: No Sub Type Information   GO to Pinpoint Test B   PCM P1703:00 Brake Switch Out Of Self - Test Range: No Sub Type Information   GO to Pinpoint Test B   PCM P1935:00 Brake Switch/Sensor Signal: No Sub Type Information   GO to Pinpoint Test B   SIMA P0564:11 Cruise Control Multi-Function Input "A" Circuit: Circuit Short To Ground   GO to Pinpoint Test A   SIMA P0564:12 Cruise Control Mulit-Function Input "A" Circuit: Circuit Short To Battery   GO to Pinpoint Test A   SIMA P0564:13 Cruise Control Mulit-Function Input "A" Circuit: Circuit Open   GO to Pinpoint Test A   SIMA P0589:11 Cruise Control Multi-Function Input "B" Circuit: Circuit Short To Ground   GO to Pinpoint Test A   SIMA P0589:12 Cruise Control Mulit-Function Input "B" Circuit: Circuit Short To Battery   GO to Pinpoint Test A   SIMA P0589:13 Cruise Control Mulit-Function Input "B" Circuit: Circuit Open   GO to Pinpoint Test A Global Customer Symptom Code (GCSC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...

    Lincoln Aviator 2020-2024 Owners Manual: Inspecting Your Tires and Wheel Valve Stems


    Periodically inspect the tire treads for uneven or excessive wear and remove objects such as stones, nails or glass that may be wedged in the tread grooves. Check the tire and valve stems for holes, cracks, or cuts that may permit air leakage and repair or replace the tire and replace the valve stem...

    Categories

    Seatbelt Height Adjustment

    WARNING: Position the seatbelt height adjuster so that the seatbelt rests across the middle of your shoulder. Failure to adjust the seatbelt correctly could reduce its effectiveness and increase the risk of injury in a crash.

    Adjust the height of the shoulder belt so the belt rests across the middle of your shoulder. Slide the adjuster up to raise the belt. Press the button and slide it down to lower the belt.

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