[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-655201-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-655201-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":74,"head_meta":76,"extra_data":78,"updated_unix":80},105,"en","electrical-system-el-power-supply-routing","ELECTRICAL SYSTEM - EL - POWER SUPPLY ROUTING","","Electrical system wiring guidance focusing on how to read circuit and power supply diagrams. Includes standardized relay references, power supply routing logic for diagnosing failures (such as rear window defogger), and verification steps that narrow faults past fuses toward wiring, components, or grounding. Covers diagram-reading conventions, connector identification methods, terminal directions, and wiper switch continuity circuits. Also provides fuse and fusible link inspection cautions to prevent incorrect rating use or improper installation.",{"@graph":14,"@context":73},[15,34,56],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/technology/","Technology",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/electrical-system-el-power-supply-routing/655201/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/electrical-system-el-power-supply-routing/655201.png","ImageObject",300,407,{"name":42,"@type":43},"jayni","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-11-01","2026-10-25",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",9,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"How can the power supply diagram help identify problems with the rear window defogger?","Question",{"text":63,"@type":64},"A quick check confirms meter and gauges are operative, then the power supply diagram shows the rear window defogger shares the same supply path. Since power cannot be the issue between battery, ignition relay, ignition switch, or fuse, the fault must be beyond the fuse such as wiring, the defogger itself, or ground.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"What information does a wiring diagram provide for connectors and wires?",{"text":68,"@type":64},"It identifies the types and number of connectors, electrical terminal positions, wire color coding, and connector codes, supported by examples showing connector symbol conventions.",{"name":70,"@type":61,"acceptedAnswer":71},"What fuse or fusible link checks and precautions are recommended?",{"text":72,"@type":64},"Inspect visually or by feel for a melted fusible link, and use a circuit tester or test lamp when uncertain. Eliminate the cause before replacing, use the specified fuse rating only, install in the correct orientation in the holder, and remove the clock fuse if the vehicle is not used for a long period when the critical power circuit is shortened.","https://schema.org",{"og:url":32,"og:type":75,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":77,"canonical":32},"index,follow",{"doc_id":79,"site_id":7},655201,1793051488,{"code":4,"msg":82,"data":83},"success",[84,88,92,96,101,105,110,115,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":85,"show_sort_weight":86,"slug":87},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":89,"show_sort_weight":90,"slug":91},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":93,"show_sort_weight":94,"slug":95},"Exam",70,"exam",{"id":97,"doc_module":4,"doc_module_name":25,"category_name":98,"show_sort_weight":99,"slug":100},5,"Comic",60,"comic",{"id":102,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":103,"slug":104},6,50,"technology",{"id":106,"doc_module":4,"doc_module_name":25,"category_name":107,"show_sort_weight":108,"slug":109},7,"Healthcare",40,"healthcare",{"id":111,"doc_module":4,"doc_module_name":25,"category_name":112,"show_sort_weight":113,"slug":114},8,"Research & Report",30,"research-report",{"id":55,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":97,"slug":129},19,"General","general",{"code":4,"msg":82,"data":131},{"doc_id":79,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":102,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":139,"language":140,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":12,"update_tm":144,"read_time":145},3985747859343,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","ELECTRICAL SYSTEM  \nEL  \nSECTION  \nCONTENTS  \nHOW TO READ DIAGRAMS…………………………………………………  \nSTANDARDIZED RELAY……………………………………………………………………………………………………………………EL-5  \nPOWER SUPPLY ROUTING ………………………………………………………………………………………………………………EL-6  \nBATTERY…………………………………………………………………………………………………………………………………………………EL-9  \nSTARTING SYSTEM ……………………………………………………………………………………………………………………………EL-17  \nSTARTING SYSTEM -Starter一………………………………………………………………………………EL-18  \nCHARGING SYSTEM……………………………………………………………………………………………………………………………EL·23  \nCHARGING SYSTEM - Alternator…………………………………………………………………………………………………EL-26  \nCOMBINATION SWITCH……………………………………………………………………………………………………………………EL-32  \nINSTRUMENT SWITCH………………………………………………………………………………………………………………………EL-34  \nHEADLAMP ……………………………………………………………………………………………………………………………………………EL-35  \nEXTERIOR LAMP…………………………………………………………………………………………………………………………………EL-53  \nINTERIOR LAMP……………………………………………………………………………………………………………………………………EL-58  \nMETER AND GAUGES-Digital Type Combination Meter ……………………………………………………EL-65  \nMETER AND GAUGES-Digital Type Combination Gauge……………………………………………………EL-81  \nMETER AND GAUGES- Needle Type Combination Meter ……………………………………………………EL-89  \nMETER AND GAUGES-Needle Type Combination Gauge……………………………………………………EL-92  \nWARNING LAMPS AND CHIME ……………………………………………………………………………………………………EL-95  \nVOICE WARNING SYSTEM ……………………………………………………………………………………………………………EL-104  \nTIME CONTROL SYSTEM ………………………………………………………………………………………………………………EL-110  \nWIPER AND WASHER ………………………………………………………………………………………………………………………EL-119  \nHORN,CIGARETTE LIGHTER, CLOCK ……………………………………………………………………………………EL-123  \nREAR WINDOW DEFOGGER……………………………………………………………………………………………………………EL-124  \nAUDIO AND POWER ANTENNA …………………………………………………………………………………………………EL-127  \nAUTOMATIC SPEED CONTROL DEVICE(A.S.C.D.)……………………………………………………………EL-130  \nSTEERING WHEEL SWITCH SYSTEM ………………………………………………………………………………………EL-138  \nTHEFT WARNING SYSTEM………………………………………………………………………………………………………………EL-160  \nLOCATION OF ELECTRICAL UNITS…………………………………………………………………………………………EL-191  \nHARNESS LAYOUT ……………………………………………………………………………………………………………………………EL-193  \n# POWER SUPPLY ROUTING\n\nThis diagram is helpful in identifying specific prob-lems in the power supply portion of the electricalcircuits.For example,a vehicle has an inoperativerear window defogger.A quick check proves thatmeter and gauges in the vehicle are operative.Thepower supply diagram shows that there cannot bea problem between the battery,ignition relay,igni-tion switch or fuse since the power supply circuitfor the rear window defogger is common with the  \nExample  \n# HOW TO READ DIAGRAMS\n\n                  Description.                    \nmeter and gauges.Therefore,the cause of thisspecific problem must lie past the fuse,such as inthe wiring,rear window defogger,or ground.  \n# WIRING DIAGRAM\n\nThis diagram identifies types and number of connectors,electrical terminal positions in the connector,color coding of wires,and connector codesRefer to the following example.  \nSEL768E  \n# HOW TO READ DIAGRAMS\n\nDescription(Cont'd).                 \n                \n## 2.Male and female terminals\n\nSWITCH POSITIONS IN DIAGRAMS  \nConnectors for male terminals are in black and  \n● Ignition switch in lock position  \nfemale terminals in white.  \n● Light switch and wiper switch in off position  \n● Doors closed  \nExample  \nMale terminal  \nNormally open  \nGuide·  \nNormally closed  \nSymbol mark  \nFemale terminal  \nSEL764E  \n# CONNECTOR SYMBOLS\n\n## 1.Direction of connector\n\nGuide-  \nExample  \nReal connector  \nSymbol mark  \nSEL765E  \nSymbol mark  \nReal connector  \nSEL766E  \nHOW TO IDENTIFY THE MULTIPLE SWITCH  \nThe multiple switch is identified in the symbol chart and shown in the diagrams below.  \nWIPER SWITCH  \n\n|  | OFF   | INT   | LO   | HI|   |  | WASH   |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n| 1   |  |  |  |  |  |  |  |\n| 2   |  |  |  |  |  |  |  |\n| ③   |  |  |  |  |  |  |  |\n| 4   |  |  |  |  |  |  |  |\n| 5   |  |  |  |  |  |  |  |\n| ⑥   |  |  |  |  |  |  |  |\n\nContinuity circuit of w","cbCaieVyTcdkFiiR","https://ap.wps.com/l/cbCaieVyTcdkFiiR","pdf",15296413,204,"English","# POWER SUPPLY ROUTING\n## How to read diagrams\n## Wiring diagram\n## Connector symbols\n## How to identify the multiple switch\n## Harness connector\n## Standardized relay\n## Fuse and fusible link cautions","[{\"question\":\"How can the power supply diagram help identify problems with the rear window defogger?\",\"answer\":\"A quick check confirms meter and gauges are operative, then the power supply diagram shows the rear window defogger shares the same supply path. Since power cannot be the issue between battery, ignition relay, ignition switch, or fuse, the fault must be beyond the fuse such as wiring, the defogger itself, or ground.\"},{\"question\":\"What information does a wiring diagram provide for connectors and wires?\",\"answer\":\"It identifies the types and number of connectors, electrical terminal positions, wire color coding, and connector codes, supported by examples showing connector symbol conventions.\"},{\"question\":\"What fuse or fusible link checks and precautions are recommended?\",\"answer\":\"Inspect visually or by feel for a melted fusible link, and use a circuit tester or test lamp when uncertain. Eliminate the cause before replacing, use the specified fuse rating only, install in the correct orientation in the holder, and remove the clock fuse if the vehicle is not used for a long period when the critical power circuit is shortened.\"}]","ELECTRICAL SYSTEM - EL - POWER SUPPLY ROUTING | PDF",1792960068,514]