{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"CO","section_name":"Cooling System","page":13,"pages_in_section":30,"title":"Thermostat Removal","section_header":"Engine — Cooling System","ocr_text":"EG–341\nENGINE – COOLING SYSTEM\n\nTHERMOSTAT REMOVAL\nHINT: Removal of the thermostat would have an adverse ef-\nfect, causing a lowering of cooling efficiency.\nDo not remove the thermostat, even if the engine tends to\noverheat.\n1. 2JZ–GTE:\nREMOVE ENGINE UNDER COVER\n2. DRAIN ENGINE COOLANT\n\nP11520\n\n3. 2JZ–GE:\nDISCONNECT WATER INLET FROM WATER PUMP, AND\nREMOVE THERMOSTAT\n(a) Remove the 2 nuts holding the water inlet to the water pump,\nand disconnect the water inlet from the water pump.\n(b) Remove the thermostat.\n(c) Remove the gasket from the thermostat.\n\nP11521\n\n4. 2JZ–GTE:\nREMOVE WATER INLET, LOWER RADIATOR HOSE AS-\nSEMBLY AND THERMOSTAT\n(a) Disconnect the lower radiator hose from the radiator.\n(b) Remove the 2 nuts holding the water inlet to the water pump,\nand disconnect the water inlet and lower radiator hose from\nthe water pump.\n(c) Remove the thermostat.\n(d) Remove the gasket from the thermostat.\n\nTHERMOSTAT INSPECTION\nINSPECT THERMOSTAT\nHINT: The thermostat is numbered with the valve opening\ntemperature.\n\nP11116\n82°C\n\nCO0601\n\n(a) Immerse the thermostat in water and gradually heat the\nwater.\n(b) Check the valve opening temperature.\nValve opening temperature:\n80–84°C (176–183°F)\nIf the valve opening temperature is not as specified, replace\nthe thermostat.","image":"https://tsrm.sasquatchvc.com/images/mk4/CO/CO_013.png","url":"https://tsrm.sasquatchvc.com/mk4/tsrm/CO/13","prev":{"page":12,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/CO/12","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/12"},"next":{"page":14,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/CO/14","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/14"},"section_url":"https://tsrm.sasquatchvc.com/mk4/tsrm/CO","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/1","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/2","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/3","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/4","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/5","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/6","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/7","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/8","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/9","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/10","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/11","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/12","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/13","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/14","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/15","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/16","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/17","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/18","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/19","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/20","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/21","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/22","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/23","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/24","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/25","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/26","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/27","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/28","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/29","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/CO/30"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}