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Exhaust System, Checking for Leaks Audi TT 8N

  1. Start engine and run at idling speed.
  2. Plug tailpipes with cloths or stoppers until check is completed.
  3. Listen for noise at connection points (cylinder head/exhaust manifold, exhaust manifold/front exhaust pipe, etc.) to locate any leaks.
  4. Correct any leaks that are found.