{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"CH","section_name":"Charging System","page":2,"pages_in_section":18,"title":"Precautions","section_header":"Charging System — Precautions, Troubleshooting, On-Vehicle Inspection","ocr_text":"PRECAUTIONS\n\n1. Check that the battery cables are connected to the correct terminals.\n\n2. Disconnect the battery cables when the battery is given a quick charge.\n\n3. Do not perform tests with a high voltage insulation resistance tester.\n\n4. Never disconnect the battery while the engine is running.\n\nTROUBLESHOOTING\n\nProblem | Possible cause | Remedy | Page\n\nDischarge warning light does not light with ignition ON and engine off | Fuse blown | Check \"IGN\" fuse | \n | Light burned out | Replace light | \n | Wiring connection loose | Tighten loose connections | \n | IC regulator faulty | Replace IC regulator | CH-6\n\nDischarge warning light does not go out with engine running (battery requires frequent recharging) | Drive belt loose or worn | Adjust or replace drive belt | CH-3\n | Battery cables loose, corroded or worn | Repair or replace cables | \n | Fuse blown | Check \"ENGINE\" fuse | \n | Fusible link blown | Replace fusible link | \n | IC regulator or alternator faulty | Check charging system | CH-4\n | Wiring faulty | Repair wiring | \n\nON-VEHICLE INSPECTION\n\n1. INSPECT BATTERY SPECIFIC GRAVITY AND ELECTROLYTE LEVEL\n\n(a) Check the specific gravity of each cell.\nStandard specific gravity\n\nWhen fully charged at 20°C (68°F): 1.25 — 1.27\n\nIf not within specifications, charge the battery.\n\n(b) Check the electrolyte quantity of each cell.\n\nIf insufficient, refill with distilled (or purified) water.\n\n2. CHECK BATTERY TERMINALS AND FUSIBLE LINKS\n\n(a) Check that the battery terminals are not loose or corroded.\n\n(b) Check the fusible links for continuity.","image":"https://tsrm.sasquatchvc.com/images/mk3/CH/CH_002.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/CH/2","prev":{"page":1,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/CH/1","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/1"},"next":{"page":3,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/CH/3","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/3"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/CH","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/16","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/17","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/CH/18"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}