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Home >> Infiniti >> 2011 >> G25 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 202 (Security Control System -- G37 Coupe) >> DTC/Circuit Diagnosis >> DTC B2556: Push-Button Ignition Switch >> DTC Logic >> DTC Detection Logic

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
B2556 PUSH-BTN IGN SW BCM detects the push-button ignition switch stuck at ON for 100 seconds or more.
  • Harness or connectors (Push-button ignition switch circuit is shorted.)
  • Push-button ignition switch
  • BCM
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