Ranger 2WD V6-4.0L (2010)
Fuel Rail: Service and Repair
Fuel Rail
Fuel Rail
Removal
WARNING: 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.
WARNING: Always disconnect the battery ground cable at the battery when working on an evaporative emission (EVAP) system or
fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in
serious personal injury.
NOTICE: If used as a leverage device, the fuel rail may be damaged.
1. Remove the intake manifold. For additional information, refer to Engine.
2. Disconnect the fuel supply tube spring lock coupling. For additional information, refer to Fuel Delivery and Air Induction.
3. Disconnect the 6 fuel injector electrical connectors.
4. Remove the 4 bolts and the fuel rail and fuel injectors as an assembly. Discard the bolts.
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To install, tighten to 23 Nm (17 lb-ft).
5. If necessary, remove the 4 fuel rail supply tube-to-fuel rail bolts and the fuel rail supply tube. Discard the O-ring seals.
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To install, tighten to 6 Nm (53 lb-in).
6. If necessary, remove the fuel injectors from the fuel rail.
7. NOTICE: 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.
NOTICE: Do not reuse O-ring seals. The reuse of O-ring seals may cause the fuel system to leak.
NOTE: Lubricate the new O-ring seals with clean engine oil.
NOTE: Use new fasteners to attach the fuel rail.
To install, reverse the removal procedure.
