{"id":3688,"date":"2025-10-17T10:34:19","date_gmt":"2025-10-17T08:34:19","guid":{"rendered":"https:\/\/diagzone.org\/?p=3688"},"modified":"2025-10-17T10:34:21","modified_gmt":"2025-10-17T08:34:21","slug":"sae-j1850-vpw-overview-of-the-vehicle-communication-protocol","status":"publish","type":"post","link":"https:\/\/diagzone.org\/ar\/sae-j1850-vpw-overview-of-the-vehicle-communication-protocol\/","title":{"rendered":"SAE J1850 VPW: \u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 \u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0645\u0631\u0643\u0628\u0629"},"content":{"rendered":"<p>\u064a\u064f\u0639\u062f SAE J1850 VPW \u200f(Variable Pulse Width) \u0623\u062d\u062f \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0646\u0638\u0627\u0645 OBD-II \u0627\u0644\u062a\u064a \u0637\u0648\u0631\u062a\u0647\u0627 SAE \u200f(\u062c\u0645\u0639\u064a\u0629 \u0645\u0647\u0646\u062f\u0633\u064a \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a). \u0648\u0642\u062f \u0635\u064f\u0645\u0645 \u0647\u0630\u0627 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 \u0644\u0636\u0645\u0627\u0646 \u062a\u0628\u0627\u062f\u0644 \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0648\u062b\u0648\u0642 \u0628\u064a\u0646 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062a\u062d\u0643\u0645 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 (ECU) \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\u0629\u060c \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0631\u0636 \u0646\u0628\u0636\u0629 \u0645\u062a\u063a\u064a\u0631 \u0644\u0646\u0642\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 SAE J1850 VPW\u061f<\/strong><\/p>\n\n\n\n<p>\u064a\u0633\u062a\u062e\u062f\u0645 \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 SAE J1850 VPW \u0639\u0631\u0636 \u0646\u0628\u0636\u0629 \u0645\u062a\u063a\u064a\u0631\u0627\u064b \u0644\u062a\u0631\u0645\u064a\u0632 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u0646\u0637\u0642\u064a\u0629 (0 \u06481) \u0639\u0644\u0649 \u0646\u0627\u0642\u0644 \u0627\u062a\u0635\u0627\u0644 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0633\u0644\u0643. \u0648\u062a\u0628\u0644\u063a \u0633\u0631\u0639\u0629 \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a 10.4 \u0643\u064a\u0644\u0648\u0628\u062a\/\u062b\u060c \u0648\u0647\u064a \u0643\u0627\u0641\u064a\u0629 \u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u062a\u0634\u062e\u064a\u0635 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a \u0648\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0631\u0645\u0648\u0632 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 DTC.<\/p>\n\n\n\n<p><strong>\u0645\u062d\u0648\u0644\u0627\u062a OBD-II \u0645\u0646 Launch \u0627\u0644\u062a\u064a \u062a\u062f\u0639\u0645 \u0647\u0630\u0627 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644:<\/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>\u0623\u062c\u0647\u0632\u0629 ThinkDiag \u0627\u0644\u062a\u064a \u062a\u062f\u0639\u0645 \u0647\u0630\u0627 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644:<\/strong><\/p>\n\n\n\n<p>ThinkDiag, ThinkDiag 2<\/p>\n\n\n\n<p><strong>\u0623\u062c\u0647\u0632\u0629 Ediag \u0627\u0644\u062a\u064a \u062a\u062f\u0639\u0645 \u0647\u0630\u0627 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644:<\/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=\"407\" height=\"407\" src=\"https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-25.jpeg\" alt=\"\" class=\"wp-image-3693\" srcset=\"https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-25.jpeg 407w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-25-300x300.jpeg 300w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-25-150x150.jpeg 150w, https:\/\/diagzone.org\/wp-content\/uploads\/2025\/10\/image-25-100x100.jpeg 100w\" sizes=\"auto, (max-width: 407px) 100vw, 407px\" \/><\/figure>\n\n\n\n<p><strong>\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0648\u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062f\u0639\u0645\u0647\u0627 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644:<\/strong><\/p>\n\n\n\n<p>\u0633\u064a\u0627\u0631\u0627\u062a \u0631\u0643\u0627\u0628 \u0645\u0646 \u0634\u0631\u0643\u0627\u062a \u0623\u0645\u0631\u064a\u0643\u064a\u0629\u060c \u0648\u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0645\u0631\u0643\u0628\u0627\u062a GM: Chevrolet \u0648GMC \u0648Cadillac \u0648Pontiac \u0648Buick\u061b \u0637\u0631\u0627\u0632\u0627\u062a \u0645\u0646 1996 \u0625\u0644\u0649 2007.<\/p>\n\n\n\n<p><strong>\u0645\u0632\u0627\u064a\u0627 SAE J1850 VPW<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0646\u0641\u064a\u0630 \u0628\u0633\u064a\u0637 \u0648\u0627\u062a\u0635\u0627\u0644 \u0645\u0648\u062b\u0648\u0642<\/li>\n\n\n\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u060c \u0645\u0645\u0627 \u064a\u0639\u0632\u0632 \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u062f\u0627\u062e\u0644 \u0627\u0644\u0645\u0631\u0643\u0628\u0629<\/li>\n\n\n\n<li>\u0645\u0648\u062d\u0651\u062f \u0644\u0646\u0638\u0627\u0645 OBD-II\u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u0625\u062c\u0631\u0627\u0621 \u062a\u0634\u062e\u064a\u0635\u0627\u062a \u0623\u0633\u0627\u0633\u064a\u0629<\/li>\n\n\n\n<li>\u0641\u0639\u0651\u0627\u0644 \u0644\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0623\u0642\u062f\u0645 \u0627\u0644\u062a\u064a \u0644\u0627 \u062a\u0633\u062a\u062e\u062f\u0645 \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 CAN \u0627\u0644\u062d\u062f\u064a\u062b<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0627\u0644\u0639\u064a\u0648\u0628 \u0648\u0627\u0644\u0642\u064a\u0648\u062f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0633\u0631\u0639\u0629 \u0646\u0642\u0644 \u0623\u0642\u0644 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0645\u062b\u0644 CAN<\/li>\n\n\n\n<li>\u0648\u0638\u0627\u0626\u0641 \u0645\u062d\u062f\u0648\u062f\u0629 \u0644\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0641\u0639\u0644\u064a \u0648\u0627\u0644\u062a\u0634\u062e\u064a\u0635 \u0627\u0644\u0645\u062a\u0642\u062f\u0645<\/li>\n\n\n\n<li>\u0645\u0639\u064a\u0627\u0631 \u0645\u062a\u0642\u0627\u062f\u0645\u060c \u062a\u0645 \u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647 \u0628\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u062a\u0635\u0627\u0644 \u0623\u062d\u062f\u062b<\/li>\n\n\n\n<li>\u0639\u062f\u062f \u0623\u0642\u0644 \u0645\u0646 \u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629\u060c \u062d\u064a\u062b \u062a\u0641\u0636\u0651\u0644 \u0645\u0639\u0638\u0645 \u0623\u062c\u0647\u0632\u0629 OBD-II \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0645\u0639\u0627\u064a\u064a\u0631 CAN \u0648ISO<\/li>\n<\/ul>\n\n\n\n<p><strong>\u062a\u0637\u0628\u064a\u0642\u0627\u062a SAE J1850 VPW<\/strong><\/p>\n\n\n\n<p>\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 SAE J1850 VPW \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0644\u0642\u0631\u0627\u0621\u0629 \u0648\u0645\u0633\u062d \u0631\u0645\u0648\u0632 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 DTC\u060c \u0648\u0645\u0631\u0627\u062c\u0639\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a\u060c \u0648\u0625\u062c\u0631\u0627\u0621 \u062a\u0634\u062e\u064a\u0635\u0627\u062a ECU \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0623\u0642\u062f\u0645. \u0648\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0643\u0648\u0646\u0647 \u0645\u0639\u064a\u0627\u0631\u0627\u064b \u0642\u062f\u064a\u0645\u0627\u064b\u060c \u0641\u0625\u0646 \u0641\u0647\u0645\u0647 \u064a\u064f\u0639\u062f \u0645\u0647\u0645\u0627\u064b \u0644\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u064a\u0646 \u0648\u0627\u0644\u0641\u0646\u064a\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u064a\u0639\u0645\u0644\u0648\u0646 \u0645\u0639 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0623\u0646\u0638\u0645\u0629 OBD-II.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u062e\u0644\u0627\u0635\u0629<\/strong><\/p>\n\n\n\n<p>\u064a\u064f\u0639\u062f \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 SAE J1850 VPW \u0623\u0633\u0627\u0633\u064a\u0627\u064b \u0644\u0641\u0647\u0645 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0623\u0642\u062f\u0645. \u0648\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0627\u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u062a\u062d\u0644 \u0645\u062d\u0644\u0647 \u062a\u062f\u0631\u064a\u062c\u064a\u0627\u064b\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u0639\u0631\u0641\u0629 \u0628\u0640 VPW \u062a\u0638\u0644 \u0630\u0627\u062a \u0642\u064a\u0645\u0629 \u0643\u0628\u064a\u0631\u0629 \u0641\u064a \u062a\u0634\u062e\u064a\u0635 \u0648\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0642\u062f\u064a\u0645\u0629.<\/p>","protected":false},"excerpt":{"rendered":"<p>SAE J1850 VPW (Variable Pulse Width) is one of the OBD-II communication standards developed by SAE (Society of Automotive Engineers). The protocol is designed for reliable data exchange between electronic control units (ECUs) in a vehicle, using variable pulse width to transmit digital signals. How Does SAE J1850 VPW Work? SAE J1850 VPW uses variable&#8230;<\/p>","protected":false},"author":1,"featured_media":3692,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"SAE J1850 VPW: Vehicle communication protocol","_seopress_titles_desc":"SAE J1850 VPW is essential for understanding older vehicle communication 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":223,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3688","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\/SAE-J1850-VPW.jpg",600,600,false],"author_info":{"display_name":"diagzone","author_link":"https:\/\/diagzone.org\/ar\/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\/ar\/wp-json\/wp\/v2\/posts\/3688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/comments?post=3688"}],"version-history":[{"count":1,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/posts\/3688\/revisions"}],"predecessor-version":[{"id":3695,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/posts\/3688\/revisions\/3695"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/media\/3692"}],"wp:attachment":[{"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/media?parent=3688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/categories?post=3688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/diagzone.org\/ar\/wp-json\/wp\/v2\/tags?post=3688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}