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.
2015 Infiniti QX60 Base, AWDFACTORY OEM SERVICE PROCEDURE
Component Parts Location: Exhaust
| No. | Component | Function |
|---|---|---|
| Air fuel ratio (A/F) sensor 1 (bank 2) | AIR FUEL RATIO (A/F) SENSOR 1 | |
| Heated oxygen sensor 2 (bank 2) | HEATED OXYGEN SENSOR 2 | |
| Heated oxygen sensor 2 (bank 1) | HEATED OXYGEN SENSOR 2 | |
| Air fuel ratio (A/F) sensor 1 (bank 1) | AIR FUEL RATIO (A/F) SENSOR 1 |
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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