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 QX50 Base, AWDFACTORY OEM SERVICE PROCEDURE

Component Parts Location

Fig 1: Occupant Classification System Diagram

Courtesy of NISSAN NORTH AMERICA, INC.

1.	Occupant classification system control unit	2.	Occupant classification system seat sensor mat	3.	Front passenger air bag OFF indicator
A.	Occupant classification system control unit harness connector

Factory Service Tools

Use the Manual With the Right Hardware

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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.