audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing exhaust manifold > < Stress-free alignment of exhaust system
Checking exhaust system for leaks
Checking exhaust system for leaks
–  Start engine and run at idling speed.
–  Plug the tailpipes (e. g. with rags or stopper) and leave plugged until the check is complete.
–  Listen for leaks at joints between cylinder head/exhaust manifold, exhaust manifold/intermediate pipe, intermediate pipe/intermediate flange, intermediate flange/turbocharger, turbocharger/catalytic converter etc.
–  Repair any leaks that are found.
   

Removing and installing exhaust manifold > < Stress-free alignment of exhaust system