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Home >> Infiniti >> 2019 >> Q50 Signature Edition, RWD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> SRS Airbag Control System >> System Description >> System >> System Description >> Occupant Detection System
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Occupant Detection System

This Occupant Detection System has the following functions.

  1. 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.
  2. Indicates malfunction portion with blinking times of air bag warning lamp in diagnosis mode.
  3. Indicates the malfunctioning record by CONSULT.
  4. 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

Empty

Suppress

ON

OFF

An object

Suppress

ON

OFF

Child/ child-seat

Suppress

ON

OFF

Adult

Enable to deploy

OFF

OFF

Malfunction

Suppress

ON

ON

Zero point reset

Not yet performed (NISSAN genuine parts only)

Suppress

ON

ON

Active Vent Function 

Air bag diagnosis sensor module opens vent of passenger side air bag module by passenger side occupant detecting condition if necessary. The pressure of the developed air bag falls, and the passenger side occupant is take care of appropriately.