309-00B Exhaust System - 3.7L Duratec (227kW/301PS) 2013 - 2014 MKZ
Removal and Installation Procedure revision date: 09/10/2013

Catalytic Converter LH

Removal

NOTE: Always install new fasteners and gaskets. Clean flange faces prior to new gasket installation to make sure of correct sealing.

NOTE: Removal steps in this procedure may contain installation details.

  1. With the vehicle in NEUTRAL, position it on a hoist.
    Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation).
  1. Remove the HO2S .
    Refer to: Heated Oxygen Sensor (HO2S) LH (303-14A Electronic Engine Controls - 3.7L Duratec (227kW/301PS), Removal and Installation).
  1. Remove the catalyst monitor sensor.
    Refer to: Catalyst Monitor Sensor LH (303-14A Electronic Engine Controls - 3.7L Duratec (227kW/301PS), Removal and Installation).
  1. Torque : 10 Nm
  1. Remove the exhaust Y-pipe.
    Refer to: Exhaust Y-Pipe (309-00B Exhaust System - 3.7L Duratec (227kW/301PS), Removal and Installation).
  1. Torque : 48 Nm
  1. Torque : 10 Nm
  1. Torque : 12 Nm

Installation

  1. Tighten the nuts in this sequence in 2 stages.
    1. Stage 1
      Torque : 25 Nm
    1. Stage 2
      Torque : 25 Nm
    1. To install, reverse the removal procedure.


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