Q7 Quattro V6-3.6L (BHK) (2007)
Fuel Injector: Locations
Fuel Rail And Fuel Injectors, Assembly Overview
1
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Cylinder 2 Fuel Injector N31
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O-ring, replace
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Replace combustion chamber seal.
2
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Combustion chamber seal
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Replace after removing fuel rail
-
Replacing.
3
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Spring element
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Replace after removing fuel injector
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Ensure seated tightly
4
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Fuel rail
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For cylinders 1, 3 and 5
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Replace before installing fuel injector spring elements - 3 - .
-
Tighten uniformly, starting from inside and working toward outside
5
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Combustion chamber seal
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Replace after removing fuel injector
-
Replace
6
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Seal
-
Replace
-
Lubricate O-rings with clean engine oil before installing
7
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Cylinder 1 Fuel Injector N30
8
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Spring element
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Replace after removing fuel rail
-
Ensure seated tightly
9
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Support ring
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Replace if damaged.
10
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O-ring
-
Replace
-
Lubricate O-rings with clean engine oil before installing
11
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Fuel supply hose