{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"BR","section_name":"Brake System","page":71,"pages_in_section":72,"title":"Anti-lock Brake System Circuit","section_header":"Brake System — Anti-lock Brake System (A.B.S.)","ocr_text":"BRAKE SYSTEM — Anti-lock Brake System (A.B.S.)                                BR-71\n\nAnti-lock Brake System Circuit\n\nINSPECTION OF SYSTEM CIRCUIT\n\n1. INSPECT SYSTEM CIRCUIT WITH CONNECTOR CONNECTED\n(a) Remove the glove box and pull out the A.B.S. computer.\n(b) Using a voltmeter with high impedance (10 kΩ/V minimum), measure the voltage at each terminal and body ground.\n\n[CONNECTOR DIAGRAM showing terminals: SRR, IG, BAT, W, SR, ELECT GND, ELL +, GNF FR, FFR, RR+, FSEN RR+, T, PL, INL, +TKR, MR, +LAST, MT, SFR, SFL, SPL, STR]\n\nTester Connection | Condition | Voltage\nSFL — Body ground | Ignition switch on | Battery voltage\n                   | Ignition switch on and \"ANTILOCK\" warning light goes on | About 0 V\nSFR — Body ground | Ignition switch on | Battery voltage\n                   | Ignition switch on and \"ANTILOCK\" warning light goes on | About 0 V\nAST — Body ground | Ignition switch on | Battery voltage\n                   | Ignition switch on and \"ANTILOCK\" warning light goes on | About 0 V\nFESN — Body ground | Ignition switch on | Battery voltage\nW — Body ground    | Ignition switch on | Battery voltage\n                   | Ignition switch on and \"ANTILOCK\" warning light goes on | About 0 V\nSRR — Body ground | Ignition switch on | Battery voltage\n                   | Ignition switch on and \"ANTILOCK\" warning light goes on | About 0 V\n\n2. INSPECT SYSTEM CIRCUIT WITH CONNECTOR DISCONNECTED\n(a) Disconnect the connectors from the computer, inspect at the wire harness side connector.","image":"https://tsrm.sasquatchvc.com/images/mk3/BR/BR_071.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/71","prev":{"page":70,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/70","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/70"},"next":{"page":72,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/72","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/72"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/16","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/17","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/18","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/19","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/20","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/21","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/22","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/23","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/24","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/25","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/26","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/27","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/28","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/29","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/30","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/31","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/32","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/33","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/34","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/35","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/36","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/37","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/38","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/39","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/40","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/41","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/42","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/43","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/44","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/45","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/46","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/47","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/48","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/49","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/50","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/51","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/52","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/53","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/54","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/55","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/56","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/57","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/58","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/59","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/60","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/61","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/62","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/63","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/64","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/65","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/66","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/67","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/68","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/69","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/70","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/71","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/72"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}