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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Mechanical - 3.5L) >> In-Vehicle Repair >> Exhaust Manifold - RH >> Installation

Exhaust Manifold - RH: Installation

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  1. Install 6 new RH exhaust manifold studs.
    • Tighten to 12 Nm (106 lb-in).
  2. NOTE: Failure to tighten the exhaust manifold nuts to specification a second time will cause the exhaust manifold to develop an exhaust leak.
  3. Using a new gasket, install the RH exhaust manifold and 6 new nuts. Tighten in 2 stages in the sequence shown in illustration:
    • Stage 1: Tighten to 20 Nm (177 lb-in).
    • Stage 2: Tighten to 25 Nm (18 lb-ft).
      Fig 1: Identifying RH Exhaust Manifold Nuts Tightening Sequence
      G08020686Courtesy of FORD MOTOR CO.
  4. Connect the RH HO2S electrical connector.
  5. Install the RH catalytic converter. For additional information, refer to EXHAUST SYSTEM .