{"id":7881,"date":"2025-12-28T01:23:09","date_gmt":"2025-12-28T00:23:09","guid":{"rendered":"https:\/\/wp.stromer-tech.info\/?post_type=ht_kb&#038;p=7881"},"modified":"2026-08-12T14:02:55","modified_gmt":"2026-08-12T12:02:55","slug":"e-210001-no-connection-to-the-battery","status":"publish","type":"ht_kb","link":"https:\/\/wp.stromer-tech.info\/en\/knowledge-base\/e-210001-keine-verbindung-zur-batterie\/","title":{"rendered":"E 210001 | &#8222;Keine Verbindung zur Batterie&#8220;"},"content":{"rendered":"<h3 class=\"wp-block-heading\">Problem<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sudden total failure with error message E 210001 \u201eNo connection to battery\u201c<br>Der SoC (Ladezustand) der Batterie war im Display vor dem Ausfall 97 %, nach dem Ausfall 0 %.<br>-<br>Bergabfahrt mit Rekuperation, ca. 90%\u00a0Ladezustand der Batterie. Pl\u00f6tzlich erscheint im Omni E 210001 welche besagt, dass es ein Verbindungsproblem mit der Batterie gibt.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cause<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The error\u00a0<strong>E210001<\/strong>\u00a0is usually a\u00a0<strong>CAN-Bus-Kommunikationsfehler<\/strong><\/li>\n\n\n\n<li>Contact problem between Rosenberger base (battery) and battery base (in battery compartment).<\/li>\n\n\n\n<li>Problem mit dem Wicket Cable direkt hinter dem Akkusockel (Tretlagerbereich)<\/li>\n\n\n\n<li>Battery defective (BMS)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Der Fehler kann meistens behoben werden und es ist keine neue Batterie n\u00f6tig.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/wp.stromer-tech.info\/en\/knowledge-base\/check-wiring\/\">Checking and cleaning the contacts<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wp.stromer-tech.info\/en\/knowledge-base\/check-wiring\/\">Kontrolle des Wicket Cables<\/a><\/li>\n\n\n\n<li>Funktionspr\u00fcfung der Batterie, entweder durch Stromer oder einen Refurbisher z. B.  <a href=\"https:\/\/buenzlibatteries.ch\/stromer-akku-zellentausch-reparatur-reset-mit-100-gesundheit\/\">buenzlibatteries.ch<\/a> or <a href=\"https:\/\/upvolt.ch\/\">upVolt<\/a> (BMS Reset)<\/li>\n\n\n\n<li>Funktionskontrolle des Controllers. Ein Defekt  ist nicht auszuschliessen. <a href=\"https:\/\/wp.stromer-tech.info\/en\/knowledge-base\/sit-test-runner-components-test\/\">Test it as follows<\/a>.<\/li>\n\n\n\n<li>Also check whether the battery and charger firmware is up to date.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Problem Pl\u00f6tzlicher Totalausfall mit der Fehlermeldung E 210001 &#8222;Keine Verbindung zur Batterie&#8220;Der SoC (Ladezustand) der Batterie war im Display vor dem Ausfall 97 %, nach dem Ausfall 0 %.&#8212;Bergabfahrt mit Rekuperation, ca. 90%\u00a0Ladezustand der Batterie. Pl\u00f6tzlich erscheint im Omni E 210001 welche besagt, dass es ein Verbindungsproblem mit der Batterie&#8230;<\/p>","protected":false},"author":1,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[136],"ht-kb-tag":[],"class_list":["post-7881","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-fehler-und-warnmeldungen"],"_links":{"self":[{"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb\/7881","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/comments?post=7881"}],"version-history":[{"count":20,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb\/7881\/revisions"}],"predecessor-version":[{"id":13135,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb\/7881\/revisions\/13135"}],"wp:attachment":[{"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/media?parent=7881"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb-category?post=7881"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/wp.stromer-tech.info\/en\/wp-json\/wp\/v2\/ht-kb-tag?post=7881"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}