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DTC Detection Logic

WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC TABLE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2555 STOP LAMP BCM makes a comparison between the upper voltage and lower voltage of stop lamp switch. It judges from their values to detect the malfunctioning circuit.
  • Harness or connectors

    (stop lamp switch circuit is open or shorted)

  • Stop lamp switch
  • Fuse