{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"BAT","section_name":"Brakes, ABS & TRAC Systems","page":55,"pages_in_section":167,"title":"ECU Data Monitor Using Toyota Hand–held Tester","section_header":"Brake System — Anti-Lock Brake System (ABS)","ocr_text":"BR–55\nBRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS)\n\nECU DATA MONITOR USING TOYOTA HAND–HELD TESTER\n1. Hook up the TOYOTA hand–held tester to the DLC2.\n2. Monitor the ECU data by following the prompts on the scan tool screen.\nHINT: TOYOTA hand–held tester has a \"Snapshot\" function which records the monitored data.\nPlease refer to the TOYOTA hand–held tester operator's manual for further details.\n\nDIAGNOSTIC TROUBLE CODE CLEARANCE\n1. Using SST, connect terminals Tc and E1 of DLC2 or DLC1. SST 09843–18020\n2. IG switch ON.\n3. Clear the diagnostic trouble codes stored in ECU by depressing the brake pedal 8 or more times within 3 seconds.\n4. Check that the warning light shows the normal code.\n5. Remove the SST from the terminals of DLC2 or DLC1.\n6. Connect the Short Pin to DLC1.\nHINT: Cancellation can also be done by removing the ECU–B fuse, but in this case, other memory systems will also be cancelled out.\n\nShort Pin\nDLC1\n\nECU TERMINAL VALUES MEASUREMENT USING TOYOTA BREAK–OUT–BOX AND TOYOTA HAND–HELD TESTER\n1. Hook up the TOYOTA hand–held tester and TOYOTA break–out–box to the vehicle.\n2. Read the ECU input/output values by following the prompts on the tester screen.\nHINT: TOYOTA hand–held tester has a \"Snapshot\" function. This records the measured values and is effective in the diagnosis of intermittent problems.\nPlease refer to the TOYOTA hand–held tester/TOYOTA break–out–box operators manual for further 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