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Home >> Infiniti >> 2011 >> FX35 RWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door & Lock - With Automatic Back Door -- FX35/FX50 >> DTC/Circuit Diagnosis >> DTC B2401: Ignition Power Supply Circuit >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC DETECTION CONDITION AND POSSIBLE CAUSES

DTC CONSULT-III display description DTC detecting condition Possible cause
B2401 IGN OPEN Automatic back door control unit cannot detect ignition switch ON signal via CAN communication with BCM
  • BCM
  • Automatic back door control unit
  • CAN communication system
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