audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

ABOUT US
6-cylinder TDI engine (2.7 ltr.; 3.0 ltr. 4-valve common rail), mechanics > < Stress-free alignment of exhaust system

A4 Cabriolet Mk2

Checking exhaust system for leaks
Checking exhaust system for leaks
–  Start engine and run at idling speed.
–  Plug the tailpipe (e. g. with rags or stopper) and leave plugged until the check is complete.
–  Listen for noise at connection points (cylinder head/exhaust manifold, exhaust manifold/front exhaust pipe, etc.) to locate any leaks.
–  Rectify any leaks that are found.
   

6-cylinder TDI engine (2.7 ltr.; 3.0 ltr. 4-valve common rail), mechanics > < Stress-free alignment of exhaust system