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Exhaust gas recirculation system > < Tailpipe alignment

A4 Mk1

Checking exhaust system for leaks
Checking exhaust system for leaks
–  Start engine and run at idling speed.
–  Plug tailpipe with cloth or plug, etc. while checking for leaks.
–  Listen at joints between cylinder head/exhaust manifold, exhaust manifold/front exhaust pipe etc. to check for leaks.
–  Repair any leaks that are found.
   

Exhaust gas recirculation system > < Tailpipe alignment