{"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":55,"pages_in_section":72,"title":"Troubleshooting","section_header":"Brake System — Anti-lock Brake System (A.B.S.)","ocr_text":"BRAKE SYSTEM — Anti-lock Brake System (A.B.S.)                                BR-55\n\nTroubleshooting\n\nProblem                                                                                                                                     No.\n\n\"ANTILOCK\" warning light\nAlways comes on after ignition switch is turned on.                                                                    1\nDoes not come on for 3 seconds after ignition switch on.                                                           2\nComes on and off below 10 km/h (6 mph).                                                                                 3\nComes on while running.                                                                                                              1\n\nBrake working\nBrakes pull.                                                                                                                              4\nBraking inefficient.                                                                                                                    4\nA.B.S. operates at ordinary braking.                                                                                              4\nA.B.S. operates just before stopping at ordinary braking.                                                           4\nBrake pedal pulsates abnormally while A.B.S. is operating.                                                      4\nSkidding noise occurs while A.B.S. working.\n(A.B.S. works inefficiently)                                                                                                        5\n\n1     \"ANTILOCK\" warning light comes on.\n\nDisconnect actuator check connector.\n(See page BR-52)\n\nDoes warning light always come on or show           NO        See diagnostic code.\nthe normal code?                                                                    (See page BR-53)\n(Ignition switch on)\n\nYES\n\nIs the front axle hub serrated?                           NO        Faulty front axle hub.\n\nYES\n\nContinued on page BR-56","image":"https://tsrm.sasquatchvc.com/images/mk3/BR/BR_055.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/55","prev":{"page":54,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/54","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/54"},"next":{"page":56,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/BR/56","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/BR/56"},"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."}