{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"BE","section_name":"Body Electrical Systems","page":123,"pages_in_section":203,"title":"Matrix Chart of Problem Symptoms","section_header":"Body Electrical System — Theft Deterrent and Door Lock Control System","ocr_text":"MATRIX CHART OF PROBLEM SYMPTOMS\nProceed to the reference page shown in the matrix chart below for each malfunction symptom and troubleshoot\nfor each circuit.\nHINT: Troubleshooting of the theft deterrent system is based on the premise that the door lock control system\nis operating normally. Accordingly, before troubleshooting the theft deterrent system, first make certain that the\ndoor lock control system is operating normally.\nTheft Deterrent System\n\nDetails of Problem | Inspecting Circuit *1 | See Page\n\nThe theft deterrent system cannot be set\n1. Indicator light circuit | BE-128\n2. Luggage compartment door key lock and unlock switch circuit | BE-142\n3. Luggage Room Light switch circuit | BE-144\n4. Door courtesy switch circuit | BE-147\n5. Engine hood courtesy switch circuit | BE-148\n\nThe indicator light does not blink when system is set | Indicator light circuit | BE-128\n\nWhen the system is set | When the back door is opened by a method other than the key. | The system does not Operate | Luggage compartment door courtesy switch circuit | BE-144\nWhen the engine hood is opened | Engine hood courtesy switch circuit | BE-148\n\nWhile the system is in warning oneration\nHorns do not sound | Horn relay circuit | BE-132\nTheft deterrent horn does not sound | Theft deterrent horn circuit | BE-134\nHeadlights do not flash | Headlight control relay circuit | BE-136\nTaillights do not flash | Taillight control relay circuit | BE-138\nThe starter cut is not cut off | Starter relay circuit | BE-130\n\nWhen the System is Set\nIt is not cancelled when the ignition key is Turned to ACC or ON position | Ignition switch circuit | BE-140\nIt still operates when the back door is Opened with the key | Luggage compartment door key lock and unlock switch circuit | BE-142\n\nSystem is still set even when a rear door is open | Door courtesy switch circuit | BE-147\n\nEven when the System is not set\nHorns sound | Horn relay circuit | BE-132\nTheft deterrent horn sounds | Theft deterrent horn circuit | BE-134\nHeadlights stay on | Headlight control relay circuit | BE-136\nTaillights stay on | Taillight control relay circuit | BE-138\n\n*1 : If numbers are given to the circuit proceed with troubleshooting in the order indicated by those 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