{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"AC","section_name":"Air Conditioning System","page":31,"pages_in_section":46,"title":"Air Conditioning System","section_header":"Air Conditioning System — Relays","ocr_text":"AIR CONDITIONING SYSTEM — Relays\n\n[Diagram showing Magnetic Clutch Relay with terminals 1-4 and Fan Relay No. 1 & Fan Relay No. 2]\n\nFan Relay No. 3\n[Diagram showing relay terminals 1-4 with coil]\n\n[Diagram showing Heater Relay terminals 1-5]\n\n[Two diagrams showing continuity testing points with numbered terminals]\n\n2. INSPECT RELAY CONTINUITY\n(Magnetic Clutch Relay)\n(Fan Relay No.1)\n(Fan Relay No.2 ; 7M-GTE E/G and A/T Model)\n\nTerminals\nCondition | 1 | 2 | 3 | 4\nConstant | [continuity symbol shown between terminals]\nApply battery voltage to terminal 2 and 4 | [continuity symbol shown between terminals]\n\n(Fan Relay No.3 ; 7M-GTE E/G and A/T Model)\n\nTerminals\nCondition | 1 | 2 | 3 | 4\nConstant | [continuity symbol shown]\nApply battery voltage to terminal 1 and 2 | No continuity\n\nIf continuity is not as specified, replace the relay.\n\n(Heater Relay)\n(a) Check that there is continuity between terminals 1 and 3.\n(b) Check that there is continuity between terminals 2 and 4.\n(c) Check that there is no continuity between terminals 4 and 5.\n\nIf continuity is not as specified, replace the relay.\n\n3. INSPECT RELAY OPERATION\n(Heater Relay)\n(a) Apply battery voltage to terminals 1 and 3.\n(b) Check that there is continuity between terminals 4 and 5.\n(c) Check that there is no continuity between terminals 2 and 4.\n\nIf operation is not as specified, replace the relay.","image":"https://tsrm.sasquatchvc.com/images/mk3/AC/AC_031.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/AC/31","prev":{"page":30,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/AC/30","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/30"},"next":{"page":32,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/AC/32","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/32"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/AC","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/16","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/17","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/18","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/19","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/20","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/21","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/22","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/23","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/24","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/25","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/26","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/27","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/28","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/29","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/30","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/31","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/32","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/33","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/34","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/35","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/36","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/37","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/38","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/39","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/40","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/41","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/42","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/43","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/44","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/45","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/AC/46"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}