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Home >> Infiniti >> 2015 >> QX50 Base, AWD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> SRS Airbag Control System >> DTC/Circuit Diagnosis >> DTC B1500: Door Satellite Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition Possible cause
B1500-23 DOOR SATELLITE SENSOR
(Door-SAT signal stuck low)
[LOWER LIMIT ERR] Lower limit value malfunction of front door satellite sensor LH or RH
  • Internal malfunction of front door satellite sensor LH or RH
  • Internal malfunction of air bag diagnosis sensor unit
B1500-24 DOOR SATELLITE SENSOR
(Door-SAT signal stuck High)
[UPPER LIMIT ERR] Upper limit value malfunction of front door satellite sensor LH or RH
  • Internal malfunction of front door satellite sensor LH or RH
  • Internal malfunction of air bag diagnosis sensor unit
B1500-92 DOOR SATELLITE SENSOR
[Door-SAT performance or incorrect operation]
[PERFRM ERR/INCRCT OPE] Diagnosis malfunction of front door satellite sensor LH or RH
  • Internal malfunction of front door satellite sensor LH or RH
  • Internal malfunction of air bag diagnosis sensor unit