Chrysler 5136021AG Fuel Pump Module/Level Unit

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To replace the left fuel level sensor and fuel pump module, start by removing the module. Then, carefully cut the wiring harness clip and disconnect the fuel level sensor wires. Loosen the two retaining clips and pull out the fuel level sensor. You can replace either the fuel level sensor unit or the fuel pump module. For the right fuel level sensor, fuel pressure regulator, and fuel filter module, remove the module and detach the fuel level sensor. Cut the wire ties and disconnect the ground wires. Remove the fuel level sensor. If you're only replacing the fuel pressure regulator, you're done. To remove the regulator from the fuel filter module, pull out the retaining clip. Check the condition of the regulator's O-rings. If you're replacing the fuel filter module, remove the ground ring and install it correctly in the new module. Finally, installation is the reverse of removal.

The fuel pump/fuel level sensor module is situated in the left compartment of the fuel tank and includes the fuel pump inlet strainer, the pump itself, and a fuel level sensor.

To remove the fuel filter/fuel pressure regulator/fuel level sensor module:Lift up the mounting flange for the module.Carefully remove the module from the fuel tank, ensuring not to damage the electrical harness or fuel return lines.

Start by removing the module. Then, carefully cut the wiring harness clip and disconnect the fuel level sensor wires. Loosen the two retaining clips and pull out the fuel level sensor. You can replace either the fuel level sensor unit or the fuel pump module.

To perform a fuel pressure test, relieve the fuel system pressure and connect a fuel pressure gauge to the fuel supply line. Start the engine and check the pressure on the gauge. If the pressure is not within specifications, check for a restriction in the fuel system or replace the fuel pressure regulator.