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Home >> Infiniti >> 2018 >> QX80 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 136 (Power Control System (DTCS)) >> BCM (BCM) >> DTC B261A: Push-Button Ignition Switch >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2020 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC B261A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000.Refer to DTC Description .
  • If DTC B261A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to DTC Description .

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B261A

PUSH-BTN IGN SW

BCM detects a difference of signal for 1 second or more between the following items.

  • Push-button ignition switch signal
  • Push-button ignition switch status signal (CAN)
  • Harness or connectors

    (Push-button ignition switch circuit is open or shorted.)

  • BCM
  • IPDM E/R