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INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION BL-161 C D E F G H J K L M A B BL 6. CHECK COMMUNICATION CIRCUIT 2 1. Turn ignition switch OFF. 2. Disconnect Intelligent Key unit and steering lock unit connector. 3. Check continuity between Intelligent Key unit connector and steering lock unit connector. 4. Check continuity between Intelligent Key unit connector and OK or NG OK >> Check the condition of harness and connector. If it is OK, check the self-diagnosis results using CONSULT-II again. NG >> Repair or replace harness. DTC B2552 INTELLIGENT KEY NIS001YP DIAGNOSIS DESCRIPTION B2552 Intelligent Key unit internal malfunction judges NG by self-detecting the Intelligent Key unit internal mal- DTC B2553 IGN POWER CIRCUIT NIS001YQ DIAGNOSIS DESCRIPTION Though the power supply switching control to ON position by push-button ignition switch operation is per- TERMINAL AND REFERENCE VALUE FOR INTELLIGENT KEY UNIT CONSULT-II DATA MONITOR STANDARD VALUE A B Continuity Intelligent Key Terminal Steering lock unit connector Terminal M33 69 M35 3 Yes 70 8 A Ground Continuity Intelligent Key Terminal M33 69 No 70 PIIB8994E Termi- nal No. Wire color Item Condition Voltage (V) (Approx.) Push- button ignition switch position Operation or conditions 31 GR Ignition power supply ON Power supply position is in ON or Battery voltage Monitor item Measuring condition Reference value ON POS Power supply position is in ON position ON Power supply position is in any position other than ON OFF |