{"id":711,"date":"2023-04-23T20:07:14","date_gmt":"2023-04-23T18:07:14","guid":{"rendered":"https:\/\/dr-ecu.nl\/?p=711"},"modified":"2024-11-26T02:56:25","modified_gmt":"2024-11-26T01:56:25","slug":"software-update-mercedes-mislukt","status":"publish","type":"post","link":"https:\/\/dr-ecu.nl\/de\/software-update-mercedes-mislukt\/","title":{"rendered":"Software-Update Mercedes schl\u00e4gt fehl"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Mercedes E-Klasse (C207).<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dieser Wagen wurde beim Mercedes-H\u00e4ndler einem Software-Update des Motormanagements unterzogen, woraufhin das Steuerger\u00e4t nicht mehr reagierte. Trotz verzweifelter Bem\u00fchungen des betreffenden Mechanikers konnte ihm kein Leben mehr eingehaucht werden. Die einzige L\u00f6sung bestand darin, ein neues Steuerger\u00e4t zu bestellen. Leider war dieser Typ im R\u00fcckstand: Liefertermin unbekannt.<br>Nun wurde unsere Hilfe in Anspruch genommen. Zun\u00e4chst erhielten wir das lose Steuerger\u00e4t. Nach \u00dcberpr\u00fcfung der Software stellten wir fest, dass der Eeprom-Teil w\u00e4hrend des Update-Prozesses besch\u00e4digt worden war. Da wir eine gro\u00dfe Sammlung von Sicherungsdateien haben, wurde ein \u00e4hnlicher Eeprom-Dump neu erstellt.<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignleft size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2-683x1024.jpg\" alt=\"\" class=\"wp-image-1578\" style=\"width:840px;height:auto\" srcset=\"https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2-683x1024.jpg 683w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2-200x300.jpg 200w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2-768x1151.jpg 768w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2-1025x1536.jpg 1025w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB2.jpg 1120w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\">Virginizen met Abrites<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Sicherheitshalber wurde auch der entsprechende Flash-Speicher programmiert, und tats\u00e4chlich: Auf der Werkbank war das Steuerger\u00e4t wie immer zug\u00e4nglich, und nach der \u00dcberpr\u00fcfung stellte sich heraus, dass das Eeprom in der Tat jungfr\u00e4ulich war.<br>Nachdem das Steuerger\u00e4t zum H\u00e4ndler zur\u00fcckgebracht wurde, wurde es eingebaut und mit dem xentry-Diagnosesystem neu programmiert. Da das Steuerger\u00e4t nun jungfr\u00e4ulich war, sieht das xentry-System das Steuerger\u00e4t so, als ob es ein neues w\u00e4re. Leider trat nach der Programmierung des Steuerger\u00e4ts wieder das gleiche Problem auf.<\/p>\n\n\n\n<figure class=\"wp-block-image alignleft size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB3-1024x683.jpg\" alt=\"\" class=\"wp-image-1579\" srcset=\"https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB3-1024x683.jpg 1024w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB3-300x200.jpg 300w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB3-768x512.jpg 768w, https:\/\/dr-ecu.nl\/wp-content\/uploads\/MB3.jpg 1120w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Het herprogrammeren van de ecu met Xentry<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nach kurzer Diskussion wurde beschlossen, das Auto nach Kerkrade zu \u00fcberf\u00fchren.<br>Zuerst flashen wir das Steuerger\u00e4t wieder in den Zustand, in dem es uns verlassen hat.<br>Da wir auch einen Online-Zugang zu Xentry mit Flash-Rechten haben, war die erste Entscheidung, das Steuerger\u00e4t so zu programmieren, wie es der H\u00e4ndler macht, um zu sehen, ob es hier funktioniert. Aber nein, nach dem Flashen meldete Xentry, dass sich das Steuerger\u00e4t im \u201eBoot-Modus\u201c befindet. Was nun?<br>Zum Gl\u00fcck haben wir eine Ausr\u00fcstung, die \u00fcber das H\u00e4ndlerniveau hinausgeht! Nachdem wir die neue Software neu geflasht hatten, haben wir das DAS (Drive Authorisation System) manuell personalisiert und aktiviert und dann xentry online benutzt, um nur die SCN-Codierung durchzuf\u00fchren. Nach der Programmierung der Einspritzd\u00fcsencodes und verschiedener Anpassungswerte sprang der Motor wieder an!<br>Anscheinend gibt es einen Fehler in dieser Softwareversion auf dem Mercedes-Server, der immer wieder zu Fehlern f\u00fchrt.<\/p>","protected":false},"excerpt":{"rendered":"<p>Nach einem Softwareupdate beim H\u00e4ndler sprang der Motor nicht mehr an, der H\u00e4ndler wollte die ECU erneuern. Neugierig, wie wir das gel\u00f6st haben?<\/p>","protected":false},"author":4,"featured_media":1577,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-711","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-case-studies"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Software update Mercedes mislukt<\/title>\n<meta name=\"description\" content=\"Na een software update bij de dealer sloeg de motor niet meer aan, de dealer wilde de ecu vernieuwen. 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