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Home >> Nissan-Datsun >> 2018 >> Versa Note SR >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> SRS Airbag System (Diagnosis & Service Information) >> Removal And Installation >> Occupant Classification System Control Unit >> Removal and Installation >> Occupant Classification System Control Unit
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Occupant Classification System Control Unit

WARNING:
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery terminals then wait at least three minutes.
  • Do not use air tools or electric tools for servicing.

Removal 

  1. Slide front passenger seat to full forward position.
  2. Disconnect negative and positive battery terminals, then wait at least three minutes. Refer to Removal and Installation (Battery) .
  3. Release front J-clips, then disconnect harness connector from occupant classification system control unit.
  4. Remove screws and occupant classification system control unit.
    CAUTION:
    • Replace the occupant classification control unit if it has been dropped or sustained an impact.
    • Do not strike the occupant classification control unit.

Installation 

Installation is in the reverse order of removal.

WARNING:
  • Zero point reset must be performed every time the occupant classification system control unit is removed/replaced. Refer to Description .
CAUTION:
  • Do not damage the harness connector during installation.
  • After installation is complete, check that no system malfunction is detected causing the air bag warning lamp to illuminate.
  • If a malfunction is indicated by the air bag warning lamp after repair or replacement of the malfunctioning parts, perform the diagnosis. Refer to Trouble Diagnosis with CONSULT .