Navigator 4WD V8-5.4L SOHC VIN 5 (2005)
10. NOTE: Lubricate the new O-ring seal with clean engine oil prior to installation.
Remove the 2 bolts and the fuel rail pressure and temperature sensor.
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Discard the O-ring seal.
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To install, tighten to 4 Nm (35 lb-in).
11. Disconnect the 8 fuel injector electrical connectors.
12. Remove the 8 fuel injector-to-fuel rail locking clips
13. Remove the 4 fuel rail bolts and the fuel rail.
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To install, tighten to 10 Nm (89 lb-in).
14. CAUTION: Use O-ring seals that are made of special fuel-resistant material. Use of ordinary O-rings can cause the fuel system to leak.
Do not reuse the O-ring seals. Lubricate the O-ring seals with clean engine oil prior to installation.
Remove the fuel injectors and the fuel injector O-ring seals.
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Discard the O-ring seals.
15. To install, reverse the removal procedure.
