FixVault

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION CONDITION 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 items.
  • 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.)
  • BCM
  • IPDM E/R