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Home >> Infiniti >> 2013 >> EX37 Base, AWD >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> SRS Airbag Control System >> DTC/Circuit Diagnosis >> DTC B00A0: Occupant Classification System Control Unit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen items (Trouble diagnosis content) DTC detecting condition Possible cause
B00A0 OCCUPANT SENS
[Occupant Classification System (Subfault)]
[ABNORMAL VOLTAGE] Power supply malfunction of occupant classification sensor
  • Connection malfunction or short circuit to power supply of harness or connector
  • Internal malfunction of occupant classification sensor
  • Internal malfunction of air bag diagnosis sensor unit
[UNIT MALFUNC] Malfunction of occupant classification sensor
  • Connection malfunction of harness and connector
  • Internal malfunction of occupant classification sensor
  • Internal malfunction of air bag diagnosis sensor unit
OCCUPANT SENS C/U
[Occupant Classification System (Subfault)]
[RESET] Reset malfunction of occupant classification sensor control unit
  • Connection malfunction of harness and connector
  • Internal malfunction of occupant classification sensor control unit
  • Internal malfunction of air bag diagnosis sensor unit
[UNIT MALFUNC] Malfunction of occupant classification sensor control unit
  • Connection malfunction or open circuit of harness and connector
  • Internal malfunction of occupant classification sensor control unit
  • Internal malfunction of air bag diagnosis sensor unit
[COMM ERR]
  • Communication malfunction of occupant classification sensor control unit
  • Communication blank of occupant classification sensor control unit
[UNDEFINED] Undefined status of occupant classification sensor control unit