audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Foreign particles in engine > < Rules for cleanliness when working on fuel supply system, injection system and turbocharger
Checking for leaks in the fuel system
Checking for leaks in the fuel system
–  Start the engine and let it run at medium speed for a few minutes.
–  Switch off ignition.
–  Check the entire fuel system for leaks.
–  If leaks are found although the connections have been tightened to the correct torque, the relevant component must be renewed.
–  Then carry out a road test with at least one full-power acceleration.
–  Then check high-pressure part of fuel system again for leakage.
   

Foreign particles in engine > < Rules for cleanliness when working on fuel supply system, injection system and turbocharger