{"id":21824,"date":"2026-09-08T12:33:22","date_gmt":"2026-09-08T10:33:22","guid":{"rendered":"https:\/\/www.magicmotorsport.com\/?p=21824"},"modified":"2026-09-08T12:52:22","modified_gmt":"2026-09-08T10:52:22","slug":"korhex-mcu-access-flex","status":"publish","type":"post","link":"https:\/\/www.magicmotorsport.com\/en\/korhex-mcu-access-flex\/","title":{"rendered":"Korhex: Direct MCU Access for ECU Programming with Flex"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21824\" class=\"elementor elementor-21824\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-afa088e e-flex e-con-boxed e-con e-parent\" data-id=\"afa088e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae2aa5f elementor-widget elementor-widget-text-editor\" data-id=\"ae2aa5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 data-renderer-start-pos=\"72\" data-local-id=\"f8d0d2d58cf0\"><em data-renderer-mark=\"true\">Advanced hardware access for next-generation ECU unlocking and Boot Glitch procedures<\/em><\/h4><p data-renderer-start-pos=\"159\" data-local-id=\"c5098d51eb67\">Modern ECUs integrate increasingly advanced hardware and software protection systems. Accessing and unlocking these control units requires dedicated procedures and, in some cases, direct interaction with the ECU microcontroller (MCU).<\/p><p data-renderer-start-pos=\"159\" data-local-id=\"c5098d51eb67\">\u00a0<\/p><p data-renderer-start-pos=\"159\" data-local-id=\"c5098d51eb67\"><strong data-renderer-mark=\"true\">Korhex is the hardware solution developed by Magicmotorsport to provide direct MCU access through Flex during supported ECU unlocking and Boot Glitch procedures.<\/strong><\/p><h4 tabindex=\"-1\" data-local-id=\"b2ce8886f57b\" data-renderer-start-pos=\"558\">\u00a0<\/h4><h4 tabindex=\"-1\" data-local-id=\"b2ce8886f57b\" data-renderer-start-pos=\"558\"><strong data-renderer-mark=\"true\">What is Korhex?<\/strong><\/h4><p data-renderer-start-pos=\"575\" data-local-id=\"4332ed900e9c\"><a href=\"https:\/\/www.magicmotorsport.com\/en\/korhex\/\" target=\"_blank\" rel=\"noopener\"><strong>Korhex<\/strong><\/a> is a dedicated hardware extension for the <strong data-renderer-mark=\"true\">Flex ECU and TCU programmer<\/strong>.<\/p><p data-renderer-start-pos=\"654\" data-local-id=\"5ed6ff6fdd50\">\u00a0<\/p><p data-renderer-start-pos=\"654\" data-local-id=\"5ed6ff6fdd50\">It works directly within the <strong data-renderer-mark=\"true\"><a href=\"https:\/\/www.magicmotorsport.com\/en\/flex\/\" target=\"_blank\" rel=\"noopener\">Flex<\/a><\/strong> ecosystem and enables access to a specific contact point on the microcontroller of supported ECUs during advanced access, unlocking and Boot Glitch procedures.<\/p><p data-renderer-start-pos=\"849\" data-local-id=\"027b3a48b874\">\u00a0<\/p><p data-renderer-start-pos=\"849\" data-local-id=\"027b3a48b874\">Korhex is not a standalone ECU programmer: <strong data-renderer-mark=\"true\">Flex manages the procedure, guides the operator through each step and handles the subsequent ECU programming operations.<\/strong><\/p><h2 tabindex=\"-1\" data-local-id=\"d5ff76b2b093\" data-renderer-start-pos=\"1014\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"d5ff76b2b093\" data-renderer-start-pos=\"1014\"><strong data-renderer-mark=\"true\">How does Korhex work?<\/strong><\/h4><p data-renderer-start-pos=\"1037\" data-local-id=\"0061fcd54497\">Korhex interacts with a specific contact point on the ECU microcontroller.<\/p><p data-renderer-start-pos=\"1113\" data-local-id=\"8f8a1ee35f4a\">\u00a0<\/p><p data-renderer-start-pos=\"1113\" data-local-id=\"8f8a1ee35f4a\">Using the dedicated Korhex accessories and masks, the device is positioned on the MCU contact point indicated by the corresponding Flex procedure.<\/p><p data-renderer-start-pos=\"1261\" data-local-id=\"6e241e37581a\">\u00a0<\/p><p data-renderer-start-pos=\"1261\" data-local-id=\"6e241e37581a\">Flex then guides the operator step by step through the required access and unlocking process.<\/p><p data-renderer-start-pos=\"1356\" data-local-id=\"7a334e91e7cd\">\u00a0<\/p><p data-renderer-start-pos=\"1356\" data-local-id=\"7a334e91e7cd\">On selected applications, Korhex uses <strong data-renderer-mark=\"true\">EMFI \u2013 Electromagnetic Fault Injection<\/strong> technology to interact directly with the processor during the access procedure.<\/p><p data-renderer-start-pos=\"1514\" data-local-id=\"ec11bb9caaf1\">\u00a0<\/p><p data-renderer-start-pos=\"1514\" data-local-id=\"ec11bb9caaf1\">The result is a <strong data-renderer-mark=\"true\">simpler, more controlled and repeatable ECU workflow<\/strong>, with fewer manual operations on the control unit.<\/p><h2 tabindex=\"-1\" data-local-id=\"0dbbb48daf8d\" data-renderer-start-pos=\"1635\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"0dbbb48daf8d\" data-renderer-start-pos=\"1635\"><strong data-renderer-mark=\"true\">Fewer manual operations during ECU access<\/strong><\/h4><p data-renderer-start-pos=\"1678\" data-local-id=\"09de1eee1c30\">Traditional Boot access procedures can require several physical operations on the ECU PCB.<\/p><p data-renderer-start-pos=\"1770\" data-local-id=\"986c55f8dc6d\">\u00a0<\/p><p data-renderer-start-pos=\"1770\" data-local-id=\"986c55f8dc6d\">On supported control units, Korhex simplifies this preparation.<\/p><p data-renderer-start-pos=\"1835\" data-local-id=\"911657726029\">\u00a0<\/p><p data-renderer-start-pos=\"1835\" data-local-id=\"911657726029\">There is no need to:<\/p><ul class=\"ak-ul\" data-local-id=\"3bff7099d7bd\" data-indent-level=\"1\"><li><p data-renderer-start-pos=\"1859\" data-local-id=\"0e981050e4ef\">work on the opposite side of the PCB;<\/p><\/li><li><p data-renderer-start-pos=\"1900\" data-local-id=\"a5b85cd0d283\">desolder resistors;<\/p><\/li><li><p data-renderer-start-pos=\"1923\" data-local-id=\"cd533daea273\">manually connect Boot pins;<\/p><\/li><li><p data-renderer-start-pos=\"1954\" data-local-id=\"650eae96e71c\">perform the soldering operations required by traditional procedures.<\/p><\/li><\/ul><p data-renderer-start-pos=\"2026\" data-local-id=\"b91e0b1a88cf\">\u00a0<\/p><p data-renderer-start-pos=\"2026\" data-local-id=\"b91e0b1a88cf\">Simply <strong data-renderer-mark=\"true\">position Korhex on the designated MCU contact point and follow the guided procedure directly in Flex<\/strong>.<\/p><p data-renderer-start-pos=\"2136\" data-local-id=\"45522c6ffafa\">This helps reduce ECU preparation and makes advanced access procedures faster and easier to reproduce in the workshop.<\/p><h2 tabindex=\"-1\" data-local-id=\"0f33f6ef63ed\" data-renderer-start-pos=\"2256\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"0f33f6ef63ed\" data-renderer-start-pos=\"2256\"><strong data-renderer-mark=\"true\">Korhex + Flex: one integrated ECU programming workflow<\/strong><\/h4><p data-renderer-start-pos=\"2312\" data-local-id=\"d939c98c34e2\">Korhex has been developed specifically to work with <strong data-renderer-mark=\"true\">Flex<\/strong>, Magicmotorsport&#8217;s professional ECU and TCU programmer.<\/p><p data-renderer-start-pos=\"2426\" data-local-id=\"97d69338cbdf\">\u00a0<\/p><p data-renderer-start-pos=\"2426\" data-local-id=\"97d69338cbdf\">Together, Flex and Korhex extend the possibilities for working on <strong data-renderer-mark=\"true\">protected next-generation ECUs<\/strong> that require advanced microcontroller access.<\/p><p data-renderer-start-pos=\"2570\" data-local-id=\"f83f336eb150\">\u00a0<\/p><p data-renderer-start-pos=\"2570\" data-local-id=\"f83f336eb150\">The entire workflow is managed through Flex:<\/p><p data-renderer-start-pos=\"2616\" data-local-id=\"0a02c1196ea3\">\u00a0<\/p><p data-renderer-start-pos=\"2616\" data-local-id=\"0a02c1196ea3\"><strong data-renderer-mark=\"true\">MCU access \u2192 ECU unlocking \u2192 ECU programming<\/strong><\/p><p data-renderer-start-pos=\"2662\" data-local-id=\"5642c70b47af\">\u00a0<\/p><p data-renderer-start-pos=\"2662\" data-local-id=\"5642c70b47af\">From accessing the microprocessor to performing the unlock and continuing with Read and Write operations, the procedure remains integrated into the Flex environment.<\/p><p data-renderer-start-pos=\"2829\" data-local-id=\"152b2bd1941a\">\u00a0<\/p><p data-renderer-start-pos=\"2829\" data-local-id=\"152b2bd1941a\"><strong data-renderer-mark=\"true\">Position. Access. Unlock. Program.<\/strong><\/p><h2 tabindex=\"-1\" data-local-id=\"9be8e3d40d84\" data-renderer-start-pos=\"2865\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"9be8e3d40d84\" data-renderer-start-pos=\"2865\"><strong data-renderer-mark=\"true\">What can Korhex be used for?<\/strong><\/h4><p data-renderer-start-pos=\"2895\" data-local-id=\"40b80c052d15\">Depending on the ECU and the corresponding Flex protocol, Korhex can be used for supported operations including:<\/p><ul class=\"ak-ul\" data-local-id=\"6a58b83a382a\" data-indent-level=\"1\"><li><p data-renderer-start-pos=\"3011\" data-local-id=\"ecd482a62500\">direct MCU access;<\/p><\/li><li><p data-renderer-start-pos=\"3033\" data-local-id=\"b8d2110c548a\">ECU unlocking;<\/p><\/li><li><p data-renderer-start-pos=\"3051\" data-local-id=\"5e48962eb2e5\">Boot Glitch procedures;<\/p><\/li><li><p data-renderer-start-pos=\"3078\" data-local-id=\"e0a293ae4578\">advanced access to protected ECUs;<\/p><\/li><li><p data-renderer-start-pos=\"3116\" data-local-id=\"0524a351c38b\">procedures based on EMFI \u2013 Electromagnetic Fault Injection;<\/p><\/li><li><p data-renderer-start-pos=\"3179\" data-local-id=\"e5092ca56ede\">subsequent ECU Read and Write operations through Flex.<\/p><\/li><\/ul><p data-renderer-start-pos=\"3237\" data-local-id=\"62e431ef58e3\">\u00a0<\/p><p data-renderer-start-pos=\"3237\" data-local-id=\"62e431ef58e3\">Supported operations depend on the specific ECU, microprocessor and Flex protocol.<\/p><h2 tabindex=\"-1\" data-local-id=\"3a21970e34ff\" data-renderer-start-pos=\"3321\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"3a21970e34ff\" data-renderer-start-pos=\"3321\"><strong data-renderer-mark=\"true\">Which Flex license do I need for Korhex?<\/strong><\/h4><p data-renderer-start-pos=\"3363\" data-local-id=\"394429c88b85\">Supported <strong data-renderer-mark=\"true\">Korhex and Boot Glitch procedures<\/strong> are available with the following Flex configurations:<\/p><h3 tabindex=\"-1\" data-local-id=\"5b9d22dba232\" data-renderer-start-pos=\"3462\">\u00a0<\/h3><h4 tabindex=\"-1\" data-local-id=\"5b9d22dba232\" data-renderer-start-pos=\"3462\"><strong data-renderer-mark=\"true\">Flex Full<\/strong><\/h4><p data-renderer-start-pos=\"3473\" data-local-id=\"4a313a61de13\"><strong data-renderer-mark=\"true\">FLS0.5M \/ FLS0.5S<\/strong><\/p><p data-renderer-start-pos=\"3492\" data-local-id=\"4a8c0a7ba1ce\">Flex Full Master<br \/>Flex Full Slave<\/p><p data-renderer-start-pos=\"3526\" data-local-id=\"36dbd4302488\">\u00a0<\/p><p data-renderer-start-pos=\"3526\" data-local-id=\"36dbd4302488\">or<\/p><h4 tabindex=\"-1\" data-local-id=\"9cfc48eff112\" data-renderer-start-pos=\"3530\"><strong data-renderer-mark=\"true\">Flex Boot Glitch<\/strong><\/h4><p data-renderer-start-pos=\"3548\" data-local-id=\"13e6b75d8521\"><strong data-renderer-mark=\"true\">FLS0.20M \/ FLS0.20S<\/strong><\/p><p data-renderer-start-pos=\"3569\" data-local-id=\"1f37ed18e52b\">Flex Boot Glitch Master<br \/>Flex Boot Glitch Slave<\/p><p data-renderer-start-pos=\"3617\" data-local-id=\"713831d25f77\">\u00a0<\/p><p data-renderer-start-pos=\"3617\" data-local-id=\"713831d25f77\">If you already have an eligible <strong data-renderer-mark=\"true\">Flex Full configuration<\/strong>, supported Korhex procedures are included.<\/p><p data-renderer-start-pos=\"3717\" data-local-id=\"67e66adcbea8\">\u00a0<\/p><p data-renderer-start-pos=\"3717\" data-local-id=\"67e66adcbea8\">If you use a Flex configuration other than Full, you can add the <strong data-renderer-mark=\"true\">FLS0.20M\/S Boot Glitch license<\/strong> to access the supported Boot Glitch protocols.<\/p><h2 tabindex=\"-1\" data-local-id=\"2cf88e0bc289\" data-renderer-start-pos=\"3861\">\u00a0<\/h2><h4 tabindex=\"-1\" data-local-id=\"2cf88e0bc289\" data-renderer-start-pos=\"3861\"><strong data-renderer-mark=\"true\">Which ECUs are supported by Korhex?<\/strong><\/h4><p data-renderer-start-pos=\"3898\" data-local-id=\"3724826f48ef\">Korhex support continues to expand through new Flex releases.<\/p><p data-renderer-start-pos=\"3961\" data-local-id=\"6108af2a2695\">\u00a0<\/p><p data-renderer-start-pos=\"3961\" data-local-id=\"6108af2a2695\">Compatibility depends on the specific <strong data-renderer-mark=\"true\">ECU, MCU, vehicle application and Flex protocol<\/strong>.<\/p><p data-renderer-start-pos=\"4049\" data-local-id=\"ac0196e0d50f\">\u00a0<\/p><p data-renderer-start-pos=\"4049\" data-local-id=\"ac0196e0d50f\">The supported ECU list includes next-generation control units requiring advanced access procedures and is continuously updated as new Flex protocols are released.<\/p><p data-renderer-start-pos=\"4213\" data-local-id=\"f545a3191f96\">\u00a0<\/p><p data-renderer-start-pos=\"4213\" data-local-id=\"f545a3191f96\">Check the <strong data-renderer-mark=\"true\">Flex Vehicle List<\/strong> to verify whether a specific ECU, microprocessor or vehicle is currently supported.<\/p><h4 tabindex=\"-1\" data-local-id=\"b872e4825232\" data-renderer-start-pos=\"4326\">\u00a0<\/h4><h4 tabindex=\"-1\" data-local-id=\"b872e4825232\" data-renderer-start-pos=\"4326\"><strong data-renderer-mark=\"true\">How to buy Korhex<\/strong><\/h4><p data-renderer-start-pos=\"4345\" data-local-id=\"bbd7eab1128b\">Korhex is available directly from the <strong data-renderer-mark=\"true\">Magicmotorsport Shop<\/strong> or through your <strong data-renderer-mark=\"true\">Helpdesk account<\/strong>, depending on your current Flex configuration.<\/p><p data-renderer-start-pos=\"4485\" data-local-id=\"42a88d13ef43\">\u00a0<\/p><p data-renderer-start-pos=\"4485\" data-local-id=\"42a88d13ef43\">For license upgrades, Flex configurations or more information about Korhex compatibility, you can also contact the <strong data-renderer-mark=\"true\">Magicmotorsport Sales Team<\/strong>.<\/p><p data-renderer-start-pos=\"4629\" data-local-id=\"ee2e1de56d7c\">\u00a0<\/p><p data-renderer-start-pos=\"4629\" data-local-id=\"ee2e1de56d7c\"><a href=\"https:\/\/magicmotorsport.shop\/it\/korhex-boot-glitch-mcu-tool-flex.html\" target=\"_blank\" rel=\"noopener\"><strong>BUY KORHEX<\/strong><\/a><\/p><p data-renderer-start-pos=\"4643\" data-local-id=\"89a2a0276d19\">\u00a0<\/p><p data-renderer-start-pos=\"4643\" data-local-id=\"89a2a0276d19\"><a href=\"https:\/\/www.magicmotorsport.com\/en\/flex-vehicle-list\/?package=25\" target=\"_blank\" rel=\"noopener\"><strong>VIEW SUPPORTED ECUs<\/strong><\/a><\/p><p data-renderer-start-pos=\"4666\" data-local-id=\"053d5a0ea344\">\u00a0<\/p><p data-renderer-start-pos=\"4666\" data-local-id=\"053d5a0ea344\"><a href=\"https:\/\/mms.magicmotorsport.com\/sign_in\" target=\"_blank\" rel=\"noopener\"><strong>OPEN A TICKET<\/strong><\/a><\/p><p data-renderer-start-pos=\"4692\" data-local-id=\"0d859cffa2cf\">\u00a0<\/p><p data-renderer-start-pos=\"4692\" data-local-id=\"0d859cffa2cf\"><strong data-renderer-mark=\"true\">KORHEX<\/strong><\/p><p data-renderer-start-pos=\"4700\" data-local-id=\"a37243d8e113\"><strong data-renderer-mark=\"true\">HIT THE CORE. UNLOCK THE MCU.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Advanced hardware access for next-generation ECU unlocking and Boot Glitch procedures Modern ECUs integrate increasingly advanced hardware and software protection systems. Accessing and unlocking these control units requires dedicated procedures and, in some cases, direct interaction with the ECU microcontroller (MCU). \u00a0 Korhex is the hardware solution developed by Magicmotorsport to provide direct MCU access [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[],"class_list":["post-21824","post","type-post","status-publish","format-standard","hentry","category-product-insights"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.3 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Korhex MCU Access for ECU Programming with Flex<\/title>\n<meta name=\"description\" content=\"Discover how Korhex enables direct MCU access with Flex for supported ECU unlocking, Boot Glitch and EMFI procedures on next-generation ECUs.\" 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professionals. 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