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.
2014 Infiniti Q50 Base, AWDFACTORY OEM SERVICE PROCEDURE
Engine Room Component
| No. | Component | Function | ||
|---|---|---|---|---|
| (1) | Electric throttle control actuator (bank 1) | "ELECTRIC THROTTLE CONTROL ACTUATOR " | ||
| (2) | Mass air flow sensor (with intake air temperature sensor) (bank 1) | "MASS AIR FLOW SENSOR " | ||
| (3) | Mass air flow sensor (bank 2) | "MASS AIR FLOW SENSOR " | ||
| (4) | Electric throttle control actuator (bank 2) | "ELECTRIC THROTTLE CONTROL ACTUATOR " | ||
| (5) | Manifold absolute pressure sensor(1) | "MANIFOLD ABSOLUTE PRESSURE SENSOR " | ||
| (6) | EVAP canister purge volume control solenoid valve | "EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE " | ||
| (7) | EVAP service port | "FOR NORTH AMERICA: INSPECTION " | ||
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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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