Mustang V6-4.0L (2008)
Part 2
Removal and Installation
WARNING:
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Do not smoke, carry lighted tobacco or have an open flame of any type when working on or near any fuel-related component. Highly
flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in serious personal injury.
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Before working on or disconnecting any of the fuel tubes or fuel system components, relieve the fuel system pressure to prevent accidental
spraying of fuel. Fuel in the fuel system remains under high pressure, even when the engine is not running. Failure to follow this
instruction may result in serious personal injury.
Both Sides
1. Release the fuel system pressure.
2. Disconnect the battery ground cable.
RH side
3. Remove the wiring harness retainer from the RH valve cover stud bolt and position it aside.
4. Disconnect the 3 fuel injector electrical connectors.
5. Remove the 2 fuel rail supply tube bolts from the RH side fuel rail.
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To install, tighten to 6 Nm (53 lb-in).
6. CAUTION: Use O-ring seals that are made of special fuel-resistant material. The use of ordinary O-ring seals may cause the fuel system
to leak. Do not reuse the O-ring seals.
Remove and discard the fuel rail supply tube O-ring seal.
7. Remove the 2 bolts and the RH side fuel rail.
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To install, tighten to 23 Nm (17 lb-ft).
8. Remove the 3 fuel injectors from the fuel rail.
9. CAUTION: Use O-ring seals that are made of special fuel-resistant material. The use of ordinary O-ring seals may cause the fuel system
to leak. Do not reuse the O-ring seals.
Remove and discard the fuel injector O-ring seals.
