audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel Return Line > < Fuel Pump Relay|Locations|Page 3721
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Fuel Rail: Service and Repair

Fuel Rail With Injectors, Disassembling And Assembling

1

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Retaining clip
-

Make sure clip is positioned correctly at injector and fuel rail.

2

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O-ring
-

Always replace.

-

Coat with clean engine oil.

3

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Injector

4

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O-ring
-

Always replace.

-

Coat with clean engine oil.

5

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Fuel return line

6

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Fuel supply line
-

Tighten union nut to 25 Nm.

7

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10 Nm

8

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Fuel rail

9

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10 Nm

10

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Retaining clip
-

Make sure tight fit.

11

-

O-rings
-

Always replace.

-

Moisten with clean engine oil.

12

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Fuel pressure regulator

13

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Vacuum hose

Fuel Return Line > < Fuel Pump Relay|Locations|Page 3721