Durango 4WD V8-5.9L VIN Z (1998)
Fuel Tank Unit: Description and Operation
Fig1 Fuel Tank/Fuel Pump Module
Fig 2 Fuel Pump Module Components - Typical
The fuel pump module on all gas powered engines is installed in the top of the fuel tank. The fuel pump module contains the following:
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A combination fuel filter/fuel pressure regulator
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Electric fuel pump
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Fuel pump reservoir
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A separate in-tank fuel filter (at bottom of module)
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Fuel gauge sending unit
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Fuel supply line connection at filter/regulator
A threaded locknut is used to retain the module to fuel tank.
The fuel gauge sending unit (fuel level sensor), and pick-up filter (at bottom of module) may be serviced separately. If the electrical fuel pump requires
service, the entire fuel pump module must be replaced. The fuel filter/fuel pressure regulator may be serviced separately on certain applications.
