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INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION BL-173 C D E F G H J K L M A B BL TERMINALS AND REFERENCE VALUE PDU (Power Distribution Unit) SELF-DIAGNOSTIC LOGIC DIAGNOSTIC PROCEDURE 1. CHECK HARNESS CONTINUITY 1 1. Turn ignition switch OFF. 2. Disconnect Intelligent Key unit and power distribution unit connector. 3. Check continuity between Intelligent Key unit connector and power distribution unit connector. 4. Check continuity between Intelligent Key unit connector and OK or NG OK >> GO TO 2. NG >> Repair or replace harness. Termi- nal No. Wire color Item Condition Voltage (V) (Approx.) Push- button ignition switch position Operation or conditions 3 Y IPDM E/R current sig- START At starter motor cranking 5 LOCK Any condition other than above 2 Ter- minal No. Wire color Item Condition Voltage (V) (Approx.) Push- button ignition switch position Operation or conditions 13 R Starter relay START At starter motor cranking Battery voltage — Any condition other than above 4 DTC Self-diagnosis name DTC detecting condition Possible causes B2560 START POW SUP It is detected that the power is supplied to the ● Harness and connector ● PDU ● IPDM E/R A B Continuity Intelligent Key Terminal Power distribution unit connector Terminal M32 3 M30 11 Yes A Ground Continuity Intelligent Key unit connector Terminal M32 3 No PIIB6249E |