{"id":14823,"date":"2021-09-15T07:06:28","date_gmt":"2021-09-15T07:06:28","guid":{"rendered":"https:\/\/www.obd2tool.com\/blog\/?p=14823"},"modified":"2021-09-15T07:07:59","modified_gmt":"2021-09-15T07:07:59","slug":"how-to-solve-v2021-06-mb-sd-c4-c5-hht-win-internal-fault-code-10766","status":"publish","type":"post","link":"https:\/\/www.obd2tool.com\/blog\/how-to-solve-v2021-06-mb-sd-c4-c5-hht-win-internal-fault-code-10766\/","title":{"rendered":"How to Solve V2021.06 MB SD C4\/C5 HHT-WIN Internal Fault Code 10766"},"content":{"rendered":"<p><strong>Problem:<\/strong><br \/>\nHHT launches properly from DAS but gives me message COM port in use! Close other application! I tried restarting, then running HHTPKW directly, same problem. If I disconnect the mux (<a href=\"https:\/\/www.obd2tool.com\/goods-334-MB+SD+Connect+Compact+4+Star+Diagnostic+Tool+With+WiFi.html\">sdconnect C4<\/a>) I get &#8220;Internal fault diagnostic multiplexer code 10766\u201d<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14834\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-1.png\" alt=\"\" width=\"763\" height=\"434\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-1.png 763w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-1-300x171.png 300w\" sizes=\"(max-width: 763px) 100vw, 763px\" \/><\/p>\n<p><strong>Solution:<\/strong><br \/>\n1.Click start menu\uff0cchoose windows Administative. Find and run Hyper-V manger in Windows Administrative Tools<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14833\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-2.png\" alt=\"\" width=\"1230\" height=\"851\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-2.png 1230w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-2-300x208.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-2-768x531.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-2-900x623.png 900w\" sizes=\"(max-width: 1230px) 100vw, 1230px\" \/><\/p>\n<p>2.Select Virtual Switch Manager<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14832\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-3.png\" alt=\"\" width=\"1204\" height=\"369\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-3.png 1204w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-3-300x92.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-3-768x235.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-3-900x276.png 900w\" sizes=\"(max-width: 1204px) 100vw, 1204px\" \/><\/p>\n<p>3.Select Ether and press OK<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14831\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4.png\" alt=\"\" width=\"1279\" height=\"821\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4.png 1279w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4-300x193.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4-768x493.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4-900x578.png 900w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-4-360x230.png 360w\" sizes=\"(max-width: 1279px) 100vw, 1279px\" \/><br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-14830\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-5.png\" alt=\"\" width=\"1085\" height=\"391\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-5.png 1085w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-5-300x108.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-5-768x277.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-5-900x324.png 900w\" sizes=\"(max-width: 1085px) 100vw, 1085px\" \/><\/p>\n<p>4.Select your external network connection type<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14829\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-6.png\" alt=\"\" width=\"1192\" height=\"458\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-6.png 1192w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-6-300x115.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-6-768x295.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-6-900x346.png 900w\" sizes=\"(max-width: 1192px) 100vw, 1192px\" \/><\/p>\n<p>5.Open Network &amp; Internet Settings<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14828\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-7.png\" alt=\"\" width=\"1271\" height=\"889\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-7.png 1271w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-7-300x210.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-7-768x537.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-7-900x630.png 900w\" sizes=\"(max-width: 1271px) 100vw, 1271px\" \/><\/p>\n<p>6.Select Ethernet- Change adapter options<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14827\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-8.png\" alt=\"\" width=\"1211\" height=\"840\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-8.png 1211w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-8-300x208.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-8-768x533.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-8-900x624.png 900w\" sizes=\"(max-width: 1211px) 100vw, 1211px\" \/><\/p>\n<p>7.Select vEtherent and Properties<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14826\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-9.png\" alt=\"\" width=\"1213\" height=\"861\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-9.png 1213w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-9-300x213.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-9-768x545.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-9-900x639.png 900w\" sizes=\"(max-width: 1213px) 100vw, 1213px\" \/><\/p>\n<p>8.Double click Internet Protocol Version 4 (TCP\/IPv4) and press OK to save<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14825\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10.png\" alt=\"\" width=\"1337\" height=\"892\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10.png 1337w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10-300x200.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10-768x512.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10-900x600.png 900w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-10-120x80.png 120w\" sizes=\"(max-width: 1337px) 100vw, 1337px\" \/><\/p>\n<p>9.Go to IP address setting.<br \/>\nSet IP address as following<br \/>\nIP address: 172.29.127.124<br \/>\nSubnet mask: 255.255.0.0<br \/>\nSave setting.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-14824\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11.png\" alt=\"\" width=\"1392\" height=\"879\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11.png 1392w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11-300x189.png 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11-768x485.png 768w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11-900x568.png 900w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2021\/09\/How-to-Solve-MB-SD-C4C5-HHT-WIN-Internal-Fault-Code-10766-11-600x380.png 600w\" sizes=\"(max-width: 1392px) 100vw, 1392px\" \/><\/p>\n<p>Now MB SD Connect C4 HHT-WIN software should be working fine.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Problem: HHT launches properly from DAS but gives me message COM port in use! Close other application! I tried restarting,<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":1,"featured_media":14834,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2038,857],"tags":[1462,439,102,2694,45,405,2052,409,2055,2051,2054,2053,2044],"views":3984,"_links":{"self":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/14823"}],"collection":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/comments?post=14823"}],"version-history":[{"count":1,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/14823\/revisions"}],"predecessor-version":[{"id":14835,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/14823\/revisions\/14835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media\/14834"}],"wp:attachment":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media?parent=14823"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/categories?post=14823"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/tags?post=14823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}