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Home >> Infiniti >> 2007 >> M45 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Body, Lock & Security System >> Intelligent Key System/Engine Start Function >> DTC B2553: IGN Power Circuit >> Diagnosis Description
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Diagnosis Description

Though the power supply switching control to ON position by push-button ignition switch operation is performed normally, if there is no ON power supply input to the Intelligent Key unit, B2553 ignition power supply system judges it is the malfunction and displays the DTC (Diagnostic Trouble Code)

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