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 EVOLUTION L4-2.0L DOHC TURBOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTFUEL DELIVERY AND AIR INDUCTIONFUEL PUMPSERVICE AND REPAIRFUEL PUMP MODULE REPLACEMENT
2005 Mitsubishi Lancer Evolution L4-2.0L DOHC Turbo
Fuel Pump Module Replacement
2005 Mitsubishi Lancer Evolution L4-2.0L DOHC TurboSECTION Fuel Pump Module Replacement
FUEL PUMP MODULE REPLACEMENT
1. Remove the rear seat cushion assembly. (Refer to Rear Seat Assembly).
2. Remove the service hole cover.

3. Disconnect the harness 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.
4. Disconnect fuel high-pressure hose, suction hose and fuel return hose.
CAUTION: When withdrawing the fuel pump module from the fuel tank, be careful not damage the module unit and the float.

5. Unscrew the mounting nuts to remove the fuel pump module.
6. Replace the fuel pump.
CAUTION: When installing the fuel pump module into the fuel tank, be careful not damage the module unit and the float.

7. Install the fuel pump module. Tighten the mounting nuts to the specified torque.
Tightening torque: 2.5 ± 0.5 N-m (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).

8. Connect the harness connector, fuel high-pressure hose, suction hose and fuel return hose.
9. Replace the service hole cover.
10. Install the rear seat cushion assembly (Refer to Rear Seat Assembly).
FUEL PUMP MODULE DISASSEMBLY AND ASSEMBLY


ASSEMBLY SERVICE POINT
>>A<< O-RING/GROMMET INSTALLATION
Apply gasoline on the O-ring and the grommet before mounting them to prevent damage or twisting.
1. Remove the rear seat cushion assembly. (Refer to Rear Seat Assembly).
2. Remove the service hole cover.
3. Disconnect the harness 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.
4. Disconnect fuel high-pressure hose, suction hose and fuel return hose.
CAUTION: When withdrawing the fuel pump module from the fuel tank, be careful not damage the module unit and the float.
5. Unscrew the mounting nuts to remove the fuel pump module.
6. Replace the fuel pump.
CAUTION: When installing the fuel pump module into the fuel tank, be careful not damage the module unit and the float.
7. Install the fuel pump module. Tighten the mounting nuts to the specified torque.
Tightening torque: 2.5 ± 0.5 N-m (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).
8. Connect the harness connector, fuel high-pressure hose, suction hose and fuel return hose.
9. Replace the service hole cover.
10. Install the rear seat cushion assembly (Refer to Rear Seat Assembly).
FUEL PUMP MODULE DISASSEMBLY AND ASSEMBLY
Fuel Pump Module Disassembly And Assembly Part 1:
Fuel Pump Module Disassembly And Assembly Part 2:
ASSEMBLY SERVICE POINT
>>A<< O-RING/GROMMET INSTALLATION
Apply gasoline on the O-ring and the grommet before mounting them to prevent damage or twisting.
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.