Grand Marquis V8-4.6L VIN V Flex Fuel (2006)
Release the fuel system pressure.
2. Disconnect the battery ground cable.
3. Disconnect the fuel rail pressure and temperature sensor electrical connector.
4. Disconnect the fuel rail pressure and temperature sensor vacuum connector.
5. Remove the 2 bolts and the fuel rail pressure and temperature sensor.
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To install, tighten to 5 Nm (44 lb-in).
6. Remove and discard the O-ring seal.
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Install a new O-ring seal and lubricate it with clean engine oil.
7. To install, reverse the removal procedure.
