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Home >> Infiniti >> 2012 >> FX50 >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belt Control System >> DTC/Circuit Diagnosis >> DTC B2454: Seat BLT PWR Dr CIRC >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Self-diagnosis item DTC Detection Condition Possible causes
B2454 SEAT BLT PWR DR CIRC Motor power supply circuit is open or shorted
CAUTION: Malfunction is judged when 30A (F/L-J) fusible link blows out even if motor power supply circuit is not malfunctioning.
  • Open circuit and short circuit to ground in drive circuit power supply harness
  • Control unit internal malfunction