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.
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HOMESERVICE MANUALSMITSUBISHI2005LANCER L4-2.4L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTFUEL DELIVERY AND AIR INDUCTIONFUEL PUMPSERVICE AND REPAIRFUEL PUMP MODULE REPLACEMENT
2005 Mitsubishi Lancer L4-2.4L SOHC
Fuel Pump Module Replacement
2005 Mitsubishi Lancer L4-2.4L SOHCSECTION Fuel Pump Module Replacement
FUEL PUMP MODULE REPLACEMENT
1. Remove the rear seat assembly (Refer to Rear Seat Assembly).
2. Fuel pump connector disconnection (Refer to On-vehicle Service).
3. Remove the service hole cover mounting screws to remove the cover.
4. Disconnect the fuel pump connector.
NOTE: Check the fuel pump (Refer to On-vehicle Service). If defective, replace the fuel pump, which is incorporated in the fuel pump module.
5. Disconnect fuel high-pressure hose.
6. Remove the mounting nuts and plate, and remove the fuel pump module from the service hole.
NOTE: To disassemble or assemble the fuel pump module, refer to "Fuel pump (module) disassembly and assembly".
7. Replace the fuel pump gasket.
8. Install the fuel pump module to the fuel tank through the service hole.
9. Install the plate to the fuel tank and tighten the mounting nuts to the specified torque.
Tightening torque: 2.5 ± 0.5 Nm (23 ± 4 in.lb)
CAUTION: Snap the fuel high-pressure hose one-touch joint into place, then pull back slightly on the hose to assure it is secure. However, the connection should have a play of approximately 3.0 mm (0.12 inch).
10. Connect the fuel pump connector, fuel high-pressure hose and fuel hose.
11. Retain the service hole cover with the screws.
12. Install the rear seat cushion assembly (Refer to Rear Seat Assembly).
1. Remove the rear seat assembly (Refer to Rear Seat Assembly).
2. Fuel pump connector disconnection (Refer to On-vehicle Service).
3. Remove the service hole cover mounting screws to remove the cover.
4. Disconnect the fuel pump connector.
NOTE: Check the fuel pump (Refer to On-vehicle Service). If defective, replace the fuel pump, which is incorporated in the fuel pump module.
5. Disconnect fuel high-pressure hose.
6. Remove the mounting nuts and plate, and remove the fuel pump module from the service hole.
NOTE: To disassemble or assemble the fuel pump module, refer to "Fuel pump (module) disassembly and assembly".
7. Replace the fuel pump gasket.
8. Install the fuel pump module to the fuel tank through the service hole.
9. Install the plate to the fuel tank and tighten the mounting nuts to the specified torque.
Tightening torque: 2.5 ± 0.5 Nm (23 ± 4 in.lb)
CAUTION: Snap the fuel high-pressure hose one-touch joint into place, then pull back slightly on the hose to assure it is secure. However, the connection should have a play of approximately 3.0 mm (0.12 inch).
10. Connect the fuel pump connector, fuel high-pressure hose and fuel hose.
11. Retain the service hole cover with the screws.
12. Install the rear seat cushion assembly (Refer to Rear Seat Assembly).
RENDER: 1.0x
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.