{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"EGE","section_name":"Emission System 2JZ-GE","page":1,"pages_in_section":13,"title":"Emission Control Systems (2JZ–GE)","section_header":"Engine — Emission Control Systems (2JZ-GE)","ocr_text":"EMISSION CONTROL SYSTEMS (2JZ–GE)\nSYSTEM PURPOSE\n\nThe emission control systems are installed to reduce the amount of CO, HC and NOx exhausted from the engine ((3), (4) and (5)), to prevent the atmospheric release of blow–by gas–containing HC (1) and evaporated fuel containing HC being released from the fuel tank (2).\nThe function of each system is shown in the following table.\n\nSystem | Abbreviation | Function\n(1) Positive Crankcase Ventilation | PCV | Reduces HC\n(2) Evaporative Emission Control | EVAP | Reduces evaporated HC\n(3) Exhaust Gas Recirculation | EGR | Reduces NOx\n(4) Three–Way Catalytic Converter | TWC | Reduces CO, HC and NOx\n(5) Sequential Multiport Fuel Injection* | SFI | Injects a precisely timed, optimum amount of fuel for reduced exhaust emissions\n\nRemark: * For inspection and repair of the SFI system, refer to the SFI section this manual.\n\nPREPARATION\nRECOMMENDED TOOLS\n\n09082–00050    TOYOTA Electrical Tester Set\n•\n\nEQUIPMENT\n\nTachometer\n\nTorque wrench\n\nVacuum gauge","image":"https://tsrm.sasquatchvc.com/images/mk4/EGE/EGE_001.png","url":"https://tsrm.sasquatchvc.com/mk4/tsrm/EGE/1","prev":null,"next":{"page":2,"url":"https://tsrm.sasquatchvc.com/mk4/tsrm/EGE/2","api":"https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/2"},"section_url":"https://tsrm.sasquatchvc.com/mk4/tsrm/EGE","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/1","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/2","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/3","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/4","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/5","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/6","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/7","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/8","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/9","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/10","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/11","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/12","https://tsrm.sasquatchvc.com/api/pages/mk4/tsrm/EGE/13"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}