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Home >> Infiniti >> 2007 >> M45 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Body, Lock & Security System >> Intelligent Key System/Engine Start Function >> DTC B2556: Eng Start SW >> Self-Diagnostic Logic
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Self-Diagnostic Logic

SELF-DIAGNOSTIC LOGIC

DTC Self-diagnosis name DTC detecting condition Possible causes
B2556 ENG START SW Input signal from push-button ignition switch to Intelligent Key unit continues for 100 seconds or more
  • Harness and connector (Open in the circuit between the units)
  • Push-button ignition switch
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