{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"FI","section_name":"EFI System","page":29,"pages_in_section":126,"title":"Inspection of Diagnosis Circuit","section_header":"EFI System — Diagnosis System","ocr_text":"INSPECTION OF DIAGNOSIS CIRCUIT\n\nECU\nBATT\n+B\n+B1\nM-REL\nIG SW\nW\nTE1\nE1\n\nFusible Link\nAM2 30A\n\nFuse\nEFI 15A\n\nEFI Main Relay\n\nIgnition Switch\nAM2\nIG2\nAM1\nIG1\n\nFusible Link\nALT 100A AM1 40A\nFusible\nLink\nMAIN 2.0L\n\nIGN 7.5A\nGAUGE 7.5A\n\"CHECK\" Engine\nWarning Light\n\nBattery\n\nCheck\nConnector\nTE1\nE1\n\nFJ3A11\n\n1. Does \"CHECK ENGINE\" warning light come on when ignition switch is at ON?\nYES → System Normal\nNO ↓\nDoes \"CHECK ENGINE\" warning light come on when ECU terminal W is grounded to the body?\nYES → Check wiring between ECU terminal E1 and body ground. → OK → Try another ECU.\nNO ↓\nCheck bulb, fuse and wiring between ECU and ignition switch.\nBAD → Repair or replace.\nBAD ↓\nRepair or replace.\n\n2. Does \"CHECK ENGINE\" warning light go off when the engine is started?\nYES → System Normal\nNO ↓\nCheck wiring between ECU and \"CHECK ENGINE\" warning light.\nBAD → Repair.\nOK ↓\nIs there diagnostic code output when check connector terminals TE1 and E1 are connected?\nNO → Check wiring between check connector terminal TE1 and check connector terminal TE1, and ECU terminal E1 and check connector terminal E1.\nYES ↓\nDoes \"CHECK ENGINE\" warning light go out after repairing according to malfunction code?\nOK\nNO → Further repair required. → Try another ECU.\nYES ↓\nSystem OK → Cancel out diagnostic code.","image":"https://tsrm.sasquatchvc.com/images/mk3/FI/FI_029.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/FI/29","prev":{"page":28,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/FI/28","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/28"},"next":{"page":30,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/FI/30","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/30"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/FI","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/16","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/17","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/18","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/19","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/20","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/21","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/22","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/23","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/24","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/25","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/26","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/27","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/28","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/29","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/30","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/31","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/32","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/33","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/34","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/35","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/36","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/37","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/38","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/39","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/40","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/41","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/42","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/43","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/44","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/45","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/46","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/47","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/48","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/49","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/50","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/51","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/52","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/53","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/54","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/55","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/56","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/57","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/58","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/59","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/60","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/61","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/62","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/63","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/64","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/65","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/66","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/67","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/68","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/69","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/70","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/71","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/72","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/73","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/74","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/75","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/76","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/77","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/78","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/79","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/80","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/81","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/82","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/83","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/84","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/85","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/86","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/87","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/88","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/89","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/90","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/91","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/92","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/93","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/94","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/95","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/96","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/97","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/98","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/99","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/100","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/101","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/102","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/103","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/104","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/105","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/106","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/107","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/108","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/109","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/110","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/111","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/112","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/113","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/114","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/115","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/116","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/117","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/118","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/119","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/120","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/121","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/122","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/123","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/124","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/125","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/FI/126"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}