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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Security Control System (DTCS) >> BCM (BCM) >> DTC B2556: Push-Button Ignition Switch >> DTC Description >> Gasoline engine models >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2556

PUSH-BTN IGN SW

(Push-button ignition switch)

BCM detects the push-button ignition switch stuck at ON for 100 seconds or more.