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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 28 (Power Control System (CROSSCABRIOLET)) >> Power Distribution System >> DTC/Circuit Diagnosis >> DTC B261A: Push-Button Ignition Switch >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
DTC LOGIC REFERENCE CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B261A PUSH-BUTTON IGNITION SWITCH 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.)