Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Module, Fuel Pump: Description: Description
The diesel fuel pump module contains a submersible permanent magnet electric fuel pump, fuel pump reservoir, fuel level sending unit, fuel pressure regulator and a fuel filter. The entire module except for the mounting flange is concealed within the fuel tank. The module is connected to the vehicle electrical system through a dedicated take out and connector of the underbody wire harness.
The fuel level sending unit is available for separate service replacement. Refer to SENDING UNIT AND SENSOR, FUEL LEVEL, REMOVAL . The remainder of the module is serviced only as a complete unit.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.