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Home >> Mazda >> 2018 >> 6 Signature >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System (VIN Y) >> Exhaust System Removal/Installation >> Exhaust Manifold Installation Note >> WU-TWC Installation Note

WU-TWC Installation Note

  1. Temporarily tighten the WU-TWC installation nuts.
  2. Tighten the WU-TWC installation nuts in the order shown in the figure below to the specified torque.
    Fig 1: WU-TWC Installation Nuts Tightening Sequence (AWD)
    G11436295Courtesy of MAZDA MOTORS CORP.

    Tightening torque

    45-62 N.m {4.6-6.3 kgf.m, 34-45 ft.lbf}

  3. Temporarily tighten the WU-TWC installation bolt.
  4. Tighten the WU-TWC installation bolt to the specified torque.

    Tightening torque

    38-51 N.m {3.9-5.2 kgf.m, 29-37 ft.lbf}