audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel Pump Control Unit > < Pressure (At High Pressure Pump)|Page 8185
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‹› Check connection between pressure gauge and fuel line for leaks.

‹› Check pressure gauge for leaks.

‹› Check fuel lines and their connections for leaks.

‹› Replace fuel filter with integrated fuel pressure regulator. Refer to => Fuel Delivery and Air Induction.See: 

‹› Replace fuel pump. Refer to => Fuel Delivery and Air Induction.See: 

Assembling

‹› Tightening specifications => [ Fuel Rail and Injectors, Assembly Overview ] See: Fuel Rail/Service and Repair/Fuel Rail and Injectors, Assembly

Overview.

Assembly is in reverse order of removal, note the following:

‹› Before removing pressure gauge, reduce fuel pressure by opening shut off valve while holding container in front of connection.

Fuel Pump Control Unit > < Pressure (At High Pressure Pump)|Page 8185