freightliner Workshop Repair Guides

Freightliner Workshop Service and Repair Manuals

Fuel Level Sensor|Service and Repair > < Sensor-Exhaust Differential Pressure|Page 1364
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Fuel Level Sensor: Description and Operation

DESCRIPTION

The fuel pump module is installed in the top of the fuel tank. The pump module contains the following components:

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Electric fuel pump (transfer, or lift pump)

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Fuel reservoir

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Fuel gauge sending unit (fuel level sensor)

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Fuel supply line connection

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Fuel return line connection

Fuel is supplied to the high-pressure fuel injection pump by the low-pressure fuel transfer (lift) pump. This electric fuel pump is attached to the fuel
pump module and supplies approximately 165 liters/hour (43.6 gallons/hour). A low-pressure fuel pump is not attached to the engine.

Fuel Level Sensor|Service and Repair > < Sensor-Exhaust Differential Pressure|Page 1364