Q7 Quattro V6-3.6L (BHK) (2007)
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Fuel Injector: Service and Repair
Fuel Rail and Injectors, Assembly Overview
Fuel Rail and Injectors, Assembly Overview
1
Cylinder 2 fuel injector (N31)
‹› O-ring, replace
‹› Replace combustion chamber seal => [ Combustion Chamber Seal and Fuel Injector Support Ring ] See: Combustion Chamber Seal and Fuel
Injector Support Ring.
‹› Removing and installing => [ Fuel Rail and Injectors, for Cylinders 2, 4 and 6 ] See: Fuel Rail and Injectors, for Cylinders 2, 4 and 6.
2
Combustion chamber seal
‹› Replace after removing fuel rail
‹› Replacing => [ Combustion Chamber Seal and Fuel Injector Support Ring ] See: Combustion Chamber Seal and Fuel Injector Support Ring.
3
Spring element
‹› Replace after removing fuel injector
‹› Ensure seated tightly
4
Fuel rail
‹› For cylinders 1, 3 and 5