B2553

B2553 IGN POWER CIRCUIT

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)

TERMINAL AND REFERENCE VALUE FOR INTELLIGENT KEY UNIT

Terminal And Reference Value For Intelligent Key Unit:

CONSULT-III DATA MONITOR STANDARD VALUE






SELF-DIAGNOSTIC LOGIC






DIAGNOSTIC PROCEDURE

Step 1: