Audi Workshop Service and Repair Manuals > A4 Mk2 > Power unit | 6-cylinder engine (3.0 ltr. 5V), mechanics | Exhaust system | Removing and installing components of exhaust system - rest-of-world vehicles

Checking exhaust system for leaks

–	Start engine and run at idling speed.

–	Seal off tailpipe for duration of leak test with cloths or plugs, etc.

–	Listen at joints between cylinder head/exhaust manifold, exhaust manifold/front exhaust pipe etc. to check for leaks.

–	Repair any leaks that are found.

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