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.
Occupant Detection System
This Occupant Detection System has the following functions.
- Suppress the deployment of front passenger air bag when front passenger seat is empty, or when occupied by child and child-seat. Turns ON front passenger air bag OFF indicator when front passenger seat is occupied by child-seat and child.
- Indicates malfunction portion with blinking times of air bag warning lamp in diagnosis mode.
- Indicates the malfunctioning record by CONSULT.
- When "zero point reset" for occupant detection system is incomplete, CONSULT indicates that "zero point reset" is incomplete.
This function is applied to NISSAN genuine parts only.
NOTE:- Operation of air bag diagnosis sensor unit when air bag diagnosis sensor unit receives information from Occupant Detection System.
- Even if zero point reset is "complete", always perform zero point reset after the removal and installation of seat or the removal of control unit harness connector.
| Status (front passenger seat) | Passenger air bag | Front passenger air bag OFF indicator | Air bag warning lamp | Seat belt warning lamp (when front passenger seat is unbuckled) |
|---|---|---|---|---|
| Empty | Suppress | OFF | OFF | OFF |
| An object | Suppress | ON | OFF | OFF |
| Child/child-seat | Suppress | ON | OFF | ON |
| Adult | Enable to deploy | OFF | OFF | ON |
| Malfunction | Suppress | ON | Blinking | OFF |
| Zero point reset Not yet performed (NISSAN genuine parts only) |
Suppress | ON | Blinking | OFF |
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.
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