LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2013 >> FX50 >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (Power Distribution System) >> DTC/Circuit Diagnosis >> DTC B261A: Push-Button Ignition Switch >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B261A PUSH-BTN IGNI SW BCM detects a difference of signal for 1 second or more between the following information.
  • Power supply position by push-button ignition switch
  • Power supply position from IPDM E/R (CAN)
  • Harness or connectors (Push-button ignition switch circuit is open or shorted.)
scientia non olet · About LEMON Manuals