audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Checking fuel pump (electrical test) > < Fuel delivery unit and fuel gauge sender
Fuel delivery unit - exploded view
   
Fuel delivery unit - exploded view
1 - Fuel delivery unit
q   With fuel system pressurisation pump -G6-
q   Checking fuel pump (electrical test) in Guided Fault Finding → Vehicle diagnostic tester
q   Removing and installing → Chapter
q   Put at least 5 litres of fuel into tank after installing
q   Checking residual pressure → Rep. gr.24
2 - Seal
q   Renew
q   Install dry
3 - Union nut
q   80 Nm
q   Remove and install with union nut tool -3217-
4 - Fuel return line
q   From fuel filter
q   Do not kink
q   To disconnect from flange, press release tab on connection
q   Note direction of arrow (fuel supply or fuel return system) on flange when installing
q   Clipped onto fuel tank
5 - Fuel supply line
q   To fuel filter
q   Do not kink
q   To disconnect from flange, press release tab on connection
q   Note direction of arrow (fuel supply or fuel return system) on flange when installing
q   Clipped onto fuel tank
6 - Electrical connector
q   For fuel system pressurisation pump -G6- and fuel gauge sender -G-
7 - Fuel gauge sender -G-
q   Clipped onto baffle housing
q   Checking resistance values → Chapter
q   Removing and installing → Chapter

   

Checking fuel pump (electrical test) > < Fuel delivery unit and fuel gauge sender