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 MANUALSINFINITI2006FX35 AWD V6-3.5L (VQ35DE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSFUEL LEVEL SENSORTESTING AND INSPECTION
2006 Infiniti FX35 AWD V6-3.5L (VQ35DE)
Fuel Level Sensor: Testing and Inspection
2006 Infiniti FX35 AWD V6-3.5L (VQ35DE)SECTION Testing and Inspection
FUEL LEVEL SENSOR UNIT
For removal, refer to "FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY".

Fuel Level Sensor Unit and Fuel Pump (Main)
- If the results of check are NG, check the fuel level sensor unit and fuel pump (main) harness.

Fuel Level Sensor Unit and Pump (Main) Harness
- If the results of check are NG, replace fuel pump assembly. If the results of check are OK, replace fuel level sensor unit.

Fuel Level Sensor Unit (Sub)
For removal, refer to "FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY".
Fuel Level Sensor Unit and Fuel Pump (Main)
- If the results of check are NG, check the fuel level sensor unit and fuel pump (main) harness.
Fuel Level Sensor Unit and Pump (Main) Harness
- If the results of check are NG, replace fuel pump assembly. If the results of check are OK, replace fuel level sensor unit.
Fuel Level Sensor Unit (Sub)
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.