audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel Pressure Release > < Fuel Pressure|Specifications|Page 8356
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‹› Check pressure gauge for leaks.

‹› Check fuel lines and their connections for leaks.

‹› Check the fuel pump delivery quantity. Refer to => Fuel Supply System 20 Diagnosis and Testing.

‹› Replace the fuel filter with the integrated fuel pressure regulator. Refer to => 20 Removal and Installation.

‹› Fuel pump check-valve is faulty => Fuel Supply System 20 Diagnosis and Testing.

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

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Switch off ignition.

‹› Before removing pressure gauge, release fuel pressure by opening shut-off valve. Hold a container under the connection.

-

Install the fuel supply line on the distribution piece. Make sure it is clean and there are no leaks.

Tightening Specifications

Tightening Specifications

Fuel Pressure Release > < Fuel Pressure|Specifications|Page 8356