
{"id":3701,"date":"2025-10-17T10:44:11","date_gmt":"2025-10-17T08:44:11","guid":{"rendered":"https:\/\/diagzone.org\/?p=3701"},"modified":"2025-10-17T10:44:13","modified_gmt":"2025-10-17T08:44:13","slug":"iso-15765-4-can-standard-for-high-speed-obd-ii-communication","status":"publish","type":"post","link":"https:\/\/diagzone.org\/pt\/iso-15765-4-can-standard-for-high-speed-obd-ii-communication\/","title":{"rendered":"ISO 15765-4 (CAN): Norma para comunica\u00e7\u00e3o OBD-II de alta velocidade"},"content":{"rendered":"<p>A ISO 15765-4, tamb\u00e9m conhecida como CAN (Controller Area Network), \u00e9 um protocolo de comunica\u00e7\u00e3o desenvolvido para diagn\u00f3sticos OBD-II modernos. Este padr\u00e3o permite uma troca de dados r\u00e1pida e fi\u00e1vel entre as unidades de controlo eletr\u00f3nico (ECU) de um ve\u00edculo, utilizando identificadores de 11 bits e 29 bits com velocidades de transmiss\u00e3o de 250 kb\/s e 500 kb\/s.<\/p>\n\n\n\n<p><strong>Como funciona a ISO 15765-4 (CAN)?<\/strong><\/p>\n\n\n\n<p>O protocolo CAN utiliza um barramento multi-master, permitindo que diferentes m\u00f3dulos ECU enviem e recebam dados sem conflitos. Cada pacote de dados cont\u00e9m um identificador \u00fanico, garantindo o endere\u00e7amento correto e a prioridade das mensagens. As velocidades de 250 kb\/s e 500 kb\/s permitem a monitoriza\u00e7\u00e3o de sensores em tempo real e diagn\u00f3sticos avan\u00e7ados, essenciais para ve\u00edculos modernos.<\/p>\n\n\n\n<p><strong>Adaptadores OBD-II da Launch que suportam o protocolo:<\/strong><\/p>\n\n\n\n<p>DBScar I, DBScar II, DBScar III, DBScar IV, DBScar V, DBScar VII<\/p>\n\n\n\n<p><strong>Dispositivos ThinkDiag que suportam o protocolo:<\/strong><\/p>\n\n\n\n<p>ThinkDiag, ThinkDiag 2<\/p>\n\n\n\n<p><strong>Dispositivos Ediag que suportam o protocolo:<\/strong><\/p>\n\n\n\n<p>Ediag YA-101, Ediag YA-201, Ediag Plus, Ediag Elite<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"447\" height=\"447\" src=\"https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-27.jpeg\" alt=\"\" class=\"wp-image-3705\" srcset=\"https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-27.jpeg 447w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-27-300x300.jpeg 300w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-27-150x150.jpeg 150w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-27-100x100.jpeg 100w\" sizes=\"auto, (max-width: 447px) 100vw, 447px\" \/><\/figure>\n\n\n\n<p><strong>Tipos de ve\u00edculos e marcas suportados pelo protocolo:<\/strong><\/p>\n\n\n\n<p>Ve\u00edculos de passageiros e comerciais ligeiros de todos os fabricantes entre 2003 e 2008, incluindo Volkswagen, BMW, Mercedes-Benz, Audi, Ford, GM, Toyota, Honda, Nissan e Mazda, uma vez que o CAN se tornou o padr\u00e3o para os sistemas OBD-II modernos.<\/p>\n\n\n\n<p><strong>Vantagens da ISO 15765-4 (CAN)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Comunica\u00e7\u00e3o r\u00e1pida e eficiente entre v\u00e1rios m\u00f3dulos ECU<\/li>\n\n\n\n<li>Alta fiabilidade e resist\u00eancia a interfer\u00eancias eletromagn\u00e9ticas<\/li>\n\n\n\n<li>Suporta diagn\u00f3sticos em tempo real e fun\u00e7\u00f5es complexas do ve\u00edculo<\/li>\n\n\n\n<li>Padronizado para quase todos os ve\u00edculos novos, especialmente modelos europeus e americanos<\/li>\n\n\n\n<li>Flex\u00edvel para diferentes velocidades de transmiss\u00e3o e identificadores de 11\/29 bits<\/li>\n<\/ul>\n\n\n\n<p><strong>Desvantagens e limita\u00e7\u00f5es<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Requer ferramentas de diagn\u00f3stico compat\u00edveis com CAN<\/li>\n\n\n\n<li>Maior complexidade em compara\u00e7\u00e3o com protocolos mais antigos (ISO 9141, SAE J1850)<\/li>\n\n\n\n<li>Pode exigir configura\u00e7\u00e3o adicional em ve\u00edculos com m\u00faltiplas redes CAN<\/li>\n\n\n\n<li>N\u00e3o \u00e9 diretamente compat\u00edvel com protocolos OBD-II seriais mais antigos sem um adaptador<\/li>\n<\/ul>\n\n\n\n<p><strong>Aplica\u00e7\u00f5es da ISO 15765-4 (CAN)<\/strong><\/p>\n\n\n\n<p>O protocolo CAN \u00e9 utilizado para a leitura e elimina\u00e7\u00e3o de c\u00f3digos DTC, a monitoriza\u00e7\u00e3o de dados em tempo real, a programa\u00e7\u00e3o de m\u00f3dulos ECU e a gest\u00e3o de sistemas avan\u00e7ados. A sua elevada velocidade e fiabilidade fazem dele o padr\u00e3o para ve\u00edculos modernos, incluindo modelos a gasolina, diesel, h\u00edbridos e el\u00e9tricos.<\/p>\n\n\n\n<p><strong>Conclus\u00e3o<\/strong><\/p>\n\n\n\n<p>A ISO 15765-4 (CAN) \u00e9 um protocolo essencial para a diagn\u00f3stica OBD-II moderna. A sua velocidade, fiabilidade e flexibilidade permitem diagn\u00f3sticos avan\u00e7ados e a gest\u00e3o de sistemas veiculares complexos, tornando-a indispens\u00e1vel para t\u00e9cnicos e diagnosticadores profissionais.<\/p>","protected":false},"excerpt":{"rendered":"<p>ISO 15765-4, also known as CAN (Controller Area Network), is a communication protocol developed for modern OBD-II diagnostics. This standard enables fast and reliable data exchange between electronic control units (ECUs) in a vehicle, using 11-bit and 29-bit identifiers with transmission speeds of 250 kb\/s and 500 kb\/s. How Does ISO 15765-4 (CAN) Work? The&#8230;<\/p>","protected":false},"author":1,"featured_media":3704,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"ISO 15765-4 (CAN): standard for high-speed OBD-II communication","_seopress_titles_desc":"ISO 15765-4 (CAN) is a key protocol for modern OBD-II diagnostics. Its speed, reliability, and flexibility enable advanced diagnostics and management of complex vehicle systems.","_seopress_robots_index":"","inline_featured_image":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_themeisle_gutenberg_block_has_review":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"iawp_total_views":147,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}]},"featured_image_src_large":["https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/ISO-15765-4-CAN.jpg",600,600,false],"author_info":{"display_name":"diagzone","author_link":"https:\/\/diagzone.org\/pt\/author\/xpro5\/"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":33,"filter":"raw","cat_ID":1,"category_count":33,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/posts\/3701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/comments?post=3701"}],"version-history":[{"count":1,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/posts\/3701\/revisions"}],"predecessor-version":[{"id":3706,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/posts\/3701\/revisions\/3706"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/media\/3704"}],"wp:attachment":[{"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/media?parent=3701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/categories?post=3701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/diagzone.org\/pt\/wp-json\/wp\/v2\/tags?post=3701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}