RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
Fuel Injector: Locations
Fuel Injections And Fuel Rail, Component Overview
1
-
Radial adjustment
-
Replace if damaged
2
-
Combustion chamber seal
-
Do not grease ring or treat with any other lubricant
-
Replace
3
-
Fuel injector
4
-
Spacer ring
-
Replace if damaged
5
O-ring
-
Replace
-
Moisten with clean engine oil
6
-
Support ring
-
Replace
-
Fuel rail wields force via the support ring to hold fuel injector tightly in cylinder head.
7
-
Fuel rail
8
-
High-pressure line
CAUTION:
-
Before opening high pressure components of the fuel injection system, pressure must be relieved to residual pressure.
-
Then wrap a clean rag around the connection and relieve residual pressure by carefully loosening the connection.
-
Connectors should not show any signs of damage
-
Do not change bend shape
-
Tighten high-pressure lines
9
-
High-pressure line
CAUTION: