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Audi Workshop Service and Repair Manuals

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Exhaust gas recirculation system - vehicles with engine code APF > < Stress free alignment of exhaust system

A3 Mk1

4-cylinder Engine (2-valve), Mechanical Components
Removing and installing parts of exhaust system
Checking exhaust system for leaks
  • ‒ Start engine and run at idling speed.
  • ‒ Plug tailpipes with cloths or stoppers until check is completed.
  • ‒ Listen for noise at the connection points (cylinder head/manifold; manifold/front exhaust pipe; front exhaust pipe etc.) to locate any leaks.
  • ‒ Rectify any leaks that are found.

Exhaust gas recirculation system - vehicles with engine code APF > < Stress free alignment of exhaust system