Fuel Injectors And Fuel Rail Assembly Overview
WARNING: This page is about a different car, the 2012 Audi S5, 2011 Audi S5, 2010 Audi S5, 2009 Audi S5, and 2008 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The Right Fuel Rail (Cylinder Bank 1) Is Shown In The Illustration.
- Bolts
- 0.3 Nm
- Bracket
- For the flange and fuel rail
- Support ring
- Replace if damaged
- Clip together with support ring ) FUEL INJECTORS AND FUEL RAIL ASSEMBLY OVERVIEW - Support ring
- O-ring
- Replace
- Coat with clean engine oil
- Spacer ring
- Replace if damaged
- Fuel injector
- Removing and installing, refer to FUEL INJECTORS
- Combustion chamber seal
- Do not grease ring or treat with any other lubricant
- Replace
- Support ring
- Replace
- The fuel rail wields force via the support ring to hold the fuel injector tightly in the cylinder head.
- Fuel rail
- Removing and installing, refer to INTAKE MANIFOLD, LOWER SECTION, WITH FUEL RAIL
- Fuel Pressure Sensor -G247-
- Coat the sealing ball with oil
- 25 Nm
- Intake manifold lower section
- Removing and installing, refer to INTAKE MANIFOLD, LOWER SECTION, WITH FUEL RAIL
- 10 Nm