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.
2022 Infiniti QX55 EssentialFACTORY OEM SERVICE PROCEDURE
Disassembly and Assembly: Disassembly
NOTE:
Before disassembly, note the proper placement of the wires to the correct terminals and correct wire routing to the terminals.
- Disconnect fuel level sensor unit and fuel tank temperature sensor harness connectors (A).
- Remove wires from wire clips (B).CAUTION: Be careful not to damage wires when removing them from wire clips.
- Release clips (A), then remove fuel temperature sensor (1) from fuel filter and fuel pump assembly.
- Release tab (A) using suitable tool, then slide fuel level sensor unit (1) in direction shown.NOTE: Fuel level sensor unit shown removed from fuel filter and fuel pump assembly for clarity.
Factory Service Tools
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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.
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