{"id":14548,"date":"2025-06-07T16:37:47","date_gmt":"2025-06-07T11:07:47","guid":{"rendered":"https:\/\/ibexaviation.com\/pilot-training\/?p=14548"},"modified":"2026-01-23T15:58:05","modified_gmt":"2026-01-23T10:28:05","slug":"electronic-flight-information-system-efis","status":"publish","type":"post","link":"https:\/\/ibexaviation.com\/pilot-training\/electronic-flight-information-system-efis\/","title":{"rendered":"Electronic Flight Information System (EFIS)"},"content":{"rendered":"\n<h2>Electronic Flight Information System<\/h2>\n\n\n\n<h3>Electronic Flight Information System (EFIS)<\/h3>\n\n\n\n<ul><li>Electronic Flight Management System interacts with Flight Management System to provide outputs on a plasma display.<\/li><li>EFIS consists of Electronic Horizontal Situation Indicator, Electronic Attitude Direction Indicator, Control Panel, Symbol Generator and the Remote Light Sensor<\/li><\/ul>\n\n\n\n<h3>Colour Coding in EFIS<\/h3>\n\n\n\n<ul><li>Red, Yellow, Green, Blue Magenta and Green colours are used in airbus aircrafts<\/li><li>Red indicates Warnings, Flight Envelopes and System Limits while Yellow is used for Cautions and Abnormal Sources<\/li><li>Green is used for indicating Selected Mode and Blue is used for sky colouring<\/li><li>Magenta is used for Deviation Pointers and Green or Magenta is used for flight Director Bars<\/li><li>EFIS Symbols used include those for VORTAC \u00e2\u20ac\u201c VOR \u00e2\u20ac\u201c DME &#8211; NDB, Airports, off-route, active and other Way Points<\/li><li>Wind Directions, Selected Runway and Extended Centre-line are also indicated in EFIS<\/li><\/ul>\n\n\n\n<h3>VOR, ILS, Map and Plan Display Modes of EHSI<\/h3>\n\n\n\n<ul><li>VOR mode displays VOR on the full compass rose while ILS mode displays ILS on the full compass rose<\/li><li>Map mode displays a Moving Map Display along with TCAS, EGPWS and Weather Radar inputs<\/li><li>Plan mode displays a static map for re-planning routes in air<\/li><\/ul>\n\n\n\n<h3>Centre Map and Expanded VOR or ILS Display Modes of EHSI<\/h3>\n\n\n\n<ul><li>Expanded VOR displays VOR information in 90\u00c2\u00b0 of compass along with weather radar information<\/li><li>Expanded ILS displays ILS information in 90\u00c2\u00b0 of compass with weather radar information<\/li><li>Centre Map displays a moving map with aircraft in the centre of the screen<\/li><\/ul>\n\n\n\n<h3>Failure Warnings in EHSI<\/h3>\n\n\n\n<ul><li>Failure annunciators warn about failure of data sources like Heading, VOR, ILS Localiser or Glide-path<\/li><li>Weak signals on weather radar are also indicated in EFIS<\/li><li>Mis-match in inputs from different sources are also indicated in EFIS<\/li><\/ul>\n\n\n\n<h2>Best of luck<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>Electronic Flight Information System Electronic Flight Information System (EFIS) Electronic Flight Management System interacts with Flight Management System to provide outputs on a plasma display. EFIS consists of Electronic Horizontal Situation Indicator, Electronic Attitude Direction Indicator, Control Panel, Symbol Generator and the Remote Light Sensor Colour Coding in EFIS Red, Yellow, Green, Blue Magenta and Green colours are used in airbus aircrafts Red indicates Warnings, Flight Envelopes and System Limits while Yellow is used for Cautions and Abnormal Sources Green is used for indicating Selected Mode and Blue is used&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"disable_featured_image":false},"categories":[326],"tags":[],"_links":{"self":[{"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/posts\/14548"}],"collection":[{"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/comments?post=14548"}],"version-history":[{"count":0,"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/posts\/14548\/revisions"}],"wp:attachment":[{"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/media?parent=14548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/categories?post=14548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ibexaviation.com\/pilot-training\/wp-json\/wp\/v2\/tags?post=14548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}