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 SYSTEMSAIR FLOW METER/SENSORSERVICE AND REPAIR
2006 Infiniti FX35 AWD V6-3.5L (VQ35DE)
Air Flow Meter/Sensor: Service and Repair
2006 Infiniti FX35 AWD V6-3.5L (VQ35DE)SECTION Service and Repair
AIR CLEANER AND AIR DUCT
Removal and Installation
REMOVAL
1. Remove engine cover with power tool.
^ This work is unnecessary when parts located forward of mass air flow sensor are removed/installed.
2. Remove air duct (inlet) and power duct.
3. Disconnect mass air flow sensor harness connector.
4. Disconnect PCV hose.
5. Remove air cleaner case/mass air flow sensor and air duct disconnecting their joints.
^ Add marks as necessary for easier installation.
6. Remove mass air flow sensor from air cleaner case.
CAUTION: Handle mass air flow sensor with the following cares.
^ Do not shock it.
^ Do not disassemble it.
^ Do not touch its sensor.
7. Remove resonator in fender, lifting left fender protector.
INSPECTION AFTER REMOVAL
Inspect air hoses for cracks or tear.
^ If anything found replace air hose.
INSTALLATION
Note the following, and install in the reverse order of removal.
^ Align marks. Attach each joint. Screw clamps firmly.
Removal and Installation
REMOVAL
1. Remove engine cover with power tool.
^ This work is unnecessary when parts located forward of mass air flow sensor are removed/installed.
2. Remove air duct (inlet) and power duct.
3. Disconnect mass air flow sensor harness connector.
4. Disconnect PCV hose.
5. Remove air cleaner case/mass air flow sensor and air duct disconnecting their joints.
^ Add marks as necessary for easier installation.
6. Remove mass air flow sensor from air cleaner case.
CAUTION: Handle mass air flow sensor with the following cares.
^ Do not shock it.
^ Do not disassemble it.
^ Do not touch its sensor.
7. Remove resonator in fender, lifting left fender protector.
INSPECTION AFTER REMOVAL
Inspect air hoses for cracks or tear.
^ If anything found replace air hose.
INSTALLATION
Note the following, and install in the reverse order of removal.
^ Align marks. Attach each joint. Screw clamps firmly.
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.