audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

ABOUT US
Working on the cooling system > < Working on the fuel system

A4 Mk3

Procedure before opening high-pressure section of injection system
Procedure before opening high-pressure section of injection system
  WARNING
t  The injection system consists of a high-pressure section (maximum approx. 120 bar) and a low-pressure section (approx. 6 bar).
t  The fuel pressure in the high-pressure section must be reduced to a residual pressure of approx. 6 bar prior to opening the system. Procedure → Rep. gr.24.
   

Working on the cooling system > < Working on the fuel system