Exhaust Manifold And Catalytic Converter: Installation

2009 Hyundai Sonata SE, 3.3 FSECTION Installation
  1. Install new gasket and exhaust manifold.

    Tightening torque 

    39.2 ~ 44.1N.m (4.0 ~ 4.5kgf.m, 28.92 ~ 32.53lb-ft)

  2. Install heat protector.

    Tightening torque 

    16.66 ~ 21.56N.m (1.7 ~ 2.2kgf.m, 12.30 ~ 15.91lb-ft)

  3. Install front muffler.

    Tightening torque 

    39.2 ~ 58.8N.m (4.0 ~ 6.0kgf.m, 28.92 ~ 43.37lb-ft)

  4. Connect oxygen sensor connector.
  5. Install undercover.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.