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Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 583 (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

WARNING: This page is about a different car, the 2020 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

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.