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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (DTCS) >> BCM (BCM) >> DTC B261A: Push-Button Ignition Switch >> DTC Description >> DTC Detection Logic

DTC Detection Logic

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
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