{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"SFTE","section_name":"SFI System 2JZ-GTE","page":62,"pages_in_section":71,"title":"SFI System 2JZ-GTE","section_header":"Engine — SFI System (2JZ-GTE)","ocr_text":"Warm up the oxygen sensor with the engine\nat 2,500 rpm for approx. 120 seconds.\n\nConnect terminals TE1 and E1 of the data link connector 1.\nAnd maintain engine speed at 2,500 rpm.\n\nCheck the number of times the voltmeter needle fluctuates in 10 seconds.\n\nLess than 8 times\n\nWarm up the oxygen sensor with the engine at\n2,500 rpm for approx. 120 seconds. And maintain\nengine at 2,500 rpm.\n\nCheck the number of times the voltmeter needle\nfluctuates in 10 seconds.\n\nLess than 8 times\n\nDisconnect terminates TE1 and E1 of the data link connector1. And maintain engine speed at 2,500 rpm.\n\nMeasure voltage between terminals VF1 (VF2) and E1.\n\nMore than 0 V\n\n0 V\n\nRead and record diagnostic trouble codes. (See page EG-788)\n\nNormal code, codes Nos.\n21, 25, 26 and 26\n\nMalfunction code(s)\n(Except code Nos. 21, 25, 26 and 26)\n\nRepair the relevant diagnostic trouble code.\n\nMalfunction code(s)\n(Except code Nos. 21, 25, 26)\n\nRead and record diagnostic trouble codes. (See page EG-788)\n\nNormal code, codes Nos. 21, 25, 26\n\nDisconnect terminals TE1 and E1 of the data link connector 1.\nAnd maintain engine speed at 2,500 rpm.\n\nMeasure voltage between terminals VF1 (VF2) and E1.\n\n0 V\n\n5 V\n\nDisconnect the PCV hose.\n\nRepair\n(Over rich)\n\nMore\nthan 0 V\n\nMeasure voltage between terminals VF1 and E1.\n\n0 V\n\nDisconnect the ECT sensor connector, and connect resistor\nwith a resistance of 4 - 8kΩ or send an equivalent simulation\nsignal.\n\nConnect terminals TE1 and E1 of the data link connector 1.\n\nWarm up the oxygen sensor with the engine at\n2,500 rpm for approx. 120 seconds. And maintain engine\nspeed at 2,500 rpm.\n\nMeasure voltage between terminals VF1 and E1.\n\n0 V\n\n5 V\n\nReplace the oxygen sensor.\n\nRepair (Over lean)\n\n8 times\nor more\n\nNormal\n\n8 times or more\n\nZero\n\nZero again\n\nReplace he ECM.\n\nAfter replacing\nthe oxygen\nsensor.\n\nZero","image":"https://tsrm.sasquatchvc.com/images/mk4/SFTE/SFTE_062.png","url":"https://tsrm.sasquatchvc.com/mk4/tsrm/SFTE/62","prev":{"page":61,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/SFTE/61","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/61"},"next":{"page":63,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/SFTE/63","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/63"},"section_url":"https://tsrm.sasquatchvc.com/mk4/tsrm/SFTE","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/1","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/2","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/3","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/4","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/5","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/6","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/7","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/8","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/9","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/10","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/11","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/12","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/13","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/14","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/15","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/16","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/17","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/18","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/19","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/20","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/21","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/22","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/23","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/24","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/25","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/26","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/27","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/28","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/29","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/30","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/31","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/32","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/33","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/34","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/35","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/36","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/37","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/38","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/39","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/40","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/41","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/42","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/43","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/44","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/45","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/46","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/47","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/48","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/49","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/50","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/51","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/52","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/53","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/54","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/55","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/56","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/57","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/58","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/59","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/60","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/61","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/62","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/63","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/64","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/65","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/66","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/67","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/68","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/69","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/70","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/SFTE/71"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}