Exhaust System, Checking For Leaks

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, 2013 Audi Q7, 2012 Audi Q7, and 2011 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

-- Start the engine and let it run at idle.

-- Seal the tail pipes with cloths or plugs during the leakage test.

-- Check for leaks by listening at connection areas of cylinder head/catalytic converter, exhaust manifold/front exhaust pipe etc.

-- Repair detected leaks.