{"product_id":"mercedes-benz-fbs4-eis-ezs-ignition-switch-fbs4-eis-ezs-ignition-switch","title":"Mercedes-Benz FBS4 EIS EZS Ignition Switch FBS4 EIS EZS Ignition Switch","description":"\u003c!-- Mercedes-Benz FBS4 EIS EZS Ignition Switch - Shopify Product Description --\u003e\n\u003cstyle\u003e\n  .product-description {\n    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;\n    line-height: 1.6;\n    color: #333;\n    max-width: 1200px;\n    margin: 0 auto;\n  }\n  \n  .hero-section {\n    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);\n    color: white;\n    padding: 40px 30px;\n    border-radius: 12px;\n    margin-bottom: 30px;\n    box-shadow: 0 5px 20px rgba(0,0,0,0.2);\n  }\n  \n  .hero-section h1 {\n    margin: 0 0 15px 0;\n    font-size: 2.2em;\n    font-weight: 700;\n    color: #fff;\n  }\n  \n  .hero-section p {\n    font-size: 1.1em;\n    margin: 0;\n    opacity: 0.95;\n  }\n  \n  .badge {\n    display: inline-block;\n    background: #00a8e1;\n    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solid #e9ecef;\n  }\n  \n  .symptoms-list li:last-child {\n    border-bottom: none;\n  }\n  \n  .symptoms-list li::marker {\n    color: #ff6b6b;\n    font-size: 1.2em;\n  }\n  \n  .specs-box {\n    background: #f8f9fa;\n    padding: 20px;\n    border-radius: 8px;\n    margin: 20px 0;\n  }\n  \n  .specs-box li {\n    padding: 8px 0;\n  }\n  \n  .cta-section {\n    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);\n    color: white;\n    padding: 30px;\n    border-radius: 12px;\n    margin: 30px 0;\n    text-align: center;\n    box-shadow: 0 5px 20px rgba(40,167,69,0.3);\n  }\n  \n  .cta-section h3 {\n    color: white;\n    margin: 0 0 15px 0;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"hero-section\"\u003e\n\u003ch1 style=\"text-align: center;\"\u003eMercedes-Benz FBS4 EIS EZS Ignition Switch - OEM Replacement\u003c\/h1\u003e\n\u003cp\u003ePremium replacement ignition switch module for Mercedes-Benz E-Class, SLK-Class, SLC-Class, and CLA-Class vehicles. This FBS4 EIS (Electronic Ignition Switch) \/ EZS module is a direct OEM replacement designed to restore your vehicle's ignition system functionality with precision and reliability.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan class=\"badge premium\"\u003eOEM \u003c\/span\u003e \u003cspan class=\"badge\"\u003ePlug \u0026amp; Play Ready\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"plug-play-banner\"\u003e\n\u003ch2\u003ePLUG \u0026amp; PLAY PROGRAMMING SERVICE INCLUDED!\u003c\/h2\u003e\n\u003cp class=\"highlight\"\u003eNo Dealer Visit Required • No Additional Programming Fees • Ready to Install\u003c\/p\u003e\n\u003cp style=\"font-size: 1.1em; margin-top: 20px;\"\u003eWe program the module to YOUR vehicle before shipping - simply mail us your old FBS4 module!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"steps-container\"\u003e\n\u003cdiv class=\"step-box\"\u003e\n\u003cdiv class=\"step-number\"\u003e1\u003c\/div\u003e\n\u003ch3\u003eOrder Your Module\u003c\/h3\u003e\n\u003cp\u003ePlace your order and provide your vehicle information (VIN, year, model)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step-box\"\u003e\n\u003cdiv class=\"step-number\"\u003e2\u003c\/div\u003e\n\u003ch3\u003eMail Your Old Module\u003c\/h3\u003e\n\u003cp\u003eShip your original FBS4 module to us (we'll provide the shipping address)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step-box\"\u003e\n\u003cdiv class=\"step-number\"\u003e3\u003c\/div\u003e\n\u003ch3\u003eWe Program \u0026amp; Ship\u003c\/h3\u003e\n\u003cp\u003eWe clone your data and program the new module - then ship it back ready to install!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step-box\"\u003e\n\u003cdiv class=\"step-number\"\u003e4\u003c\/div\u003e\n\u003ch3\u003ePlug \u0026amp; Play\u003c\/h3\u003e\n\u003cp\u003eInstall the pre-programmed module - your keys will work immediately!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003ePart Numbers \u0026amp; Compatibility\u003c\/div\u003e\n\u003cdiv class=\"part-numbers-box\"\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 10px 0;\"\u003e\n\u003cli\u003e218-905-46-01 \/ 2189054601\u003c\/li\u003e\n\u003cli\u003e218-905-34-01 \/ 2189054701\u003c\/li\u003e\n\u003cli\u003e218 905 46 01\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAdditional Compatible Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 10px 0;\"\u003e\n\u003cli\u003e2469055801 \/ A2469055801 (with rear view camera)\u003c\/li\u003e\n\u003cli\u003e2469051502 \/ 2469051102\u003c\/li\u003e\n\u003cli\u003eA2469057303 \/ 2469057303 (without rear view camera)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOther part numbers: 1669052801 A1669052801 166-905-52-00 166-905-01-56, 166-905-01-56-05, 166-905-52-00-05 166-905-27-03 166-905-28-01, 166-905-29-01, 166-905-30-01, 166-905-91-02, 166-905-97-02\u003cbr\u003e1669055200 166-905-52-00 1669050156, 166905015605, 166905520005\u003cbr\u003e166-905-27-03 1669052703 1669052801, 1669052901, 1669053001, 1669059102, 1669059702\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv class=\"features-grid\"\u003e\n\u003cdiv class=\"feature-item\"\u003eDirect OEM replacement for FBS4 system\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eProgrammed plug \u0026amp; play installation\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eCompatible with 2014-2020 Mercedes-Benz models\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eAvailable with or without rear view camera integration\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eGenuine quality electronic ignition switch module\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eRestores proper vehicle starting and security functions\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eNo dealer visit or additional programming required\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003eWorks with your existing keys immediately\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eCompatible Models \u0026amp; Years\u003c\/div\u003e\n\u003cdiv class=\"compatibility-table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eTrim\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003c!-- SLC-Class --\u003e\n\u003ctr\u003e\n\u003ctd class=\"model-header\" colspan=\"4\"\u003eSLC-Class (2017-2020)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eSLC300\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e2.0L L4 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eSLC43 AMG\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e3.0L V6 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- SLK-Class --\u003e\n\u003ctr\u003e\n\u003ctd class=\"model-header\" colspan=\"4\"\u003eSLK-Class (2005-2016)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003ctd\u003eSLK300\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e2.0L L4 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2016\u003c\/td\u003e\n\u003ctd\u003eSLK250\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e1.8L L4 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2016\u003c\/td\u003e\n\u003ctd\u003eSLK350\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e3.5L V6 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2016\u003c\/td\u003e\n\u003ctd\u003eSLK55 AMG\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003e5.5L V8 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- E-Class --\u003e\n\u003ctr\u003e\n\u003ctd class=\"model-header\" colspan=\"4\"\u003eE-Class (2006-2017)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014-2016\u003c\/td\u003e\n\u003ctd\u003eE250 Bluetec\u003c\/td\u003e\n\u003ctd\u003eBase \/ 4Matic\u003c\/td\u003e\n\u003ctd\u003e2.1L L4 Diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2016\u003c\/td\u003e\n\u003ctd\u003eE350\u003c\/td\u003e\n\u003ctd\u003eBase \/ 4Matic \/ Bluetec\u003c\/td\u003e\n\u003ctd\u003e3.0L V6 Diesel, 3.5L V6 Gas\/Flex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2013-2015\u003c\/td\u003e\n\u003ctd\u003eE400 Hybrid\u003c\/td\u003e\n\u003ctd\u003eHybrid\u003c\/td\u003e\n\u003ctd\u003e3.5L V6 Electric\/Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2017\u003c\/td\u003e\n\u003ctd\u003eE550\u003c\/td\u003e\n\u003ctd\u003eBase \/ 4Matic\u003c\/td\u003e\n\u003ctd\u003e4.7L V8 \/ 5.5L V8 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2016\u003c\/td\u003e\n\u003ctd\u003eE63 AMG \/ E63 AMG S\u003c\/td\u003e\n\u003ctd\u003eBase \/ 4Matic\u003c\/td\u003e\n\u003ctd\u003e5.5L V8 \/ 6.3L V8 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- CLA-Class --\u003e\n\u003ctr\u003e\n\u003ctd class=\"model-header\" colspan=\"4\"\u003eCLA-Class (2014-2015)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014-2015\u003c\/td\u003e\n\u003ctd\u003eCLA 250\u003c\/td\u003e\n\u003ctd\u003eBase \/ 4Matic\u003c\/td\u003e\n\u003ctd\u003e2.0L L4 Gas\/Flex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014-2015\u003c\/td\u003e\n\u003ctd\u003eCLA 45 AMG\u003c\/td\u003e\n\u003ctd\u003e4Matic\u003c\/td\u003e\n\u003ctd\u003e2.0L L4 Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eWhat is an EIS\/EZS Module?\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eElectronic Ignition Switch (EIS)\u003c\/strong\u003e, also known as \u003cstrong\u003eEZS (Elektronische Zündschloss)\u003c\/strong\u003e, is a critical component in your Mercedes-Benz's electronic security and starting system. This module communicates with your key fob and controls the ignition authorization process, ensuring only programmed keys can start your vehicle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eCommon Symptoms of a Failing EIS Module\u003c\/div\u003e\n\u003cdiv class=\"symptoms-list\"\u003e\n\u003cul\u003e\n\u003cli\u003eVehicle won't start despite good battery\u003c\/li\u003e\n\u003cli\u003e\"Key not recognized\" error messages\u003c\/li\u003e\n\u003cli\u003eIntermittent starting issues\u003c\/li\u003e\n\u003cli\u003eSteering wheel remains locked\u003c\/li\u003e\n\u003cli\u003eDashboard warning lights related to key system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eSimple Installation Process\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n\u003cp\u003e\u003cstrong\u003ePre-Programmed \u0026amp; Ready to Install!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike other sellers who ship unprogrammed modules requiring expensive dealer visits, we provide a complete plug-and-play solution. Simply send us your old FBS4 module, and we'll:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClone all your vehicle-specific data\u003c\/li\u003e\n\u003cli\u003eProgram the new module to match your VIN\u003c\/li\u003e\n\u003cli\u003eEnsure compatibility with your existing keys\u003c\/li\u003e\n\u003cli\u003eShip it back ready for immediate installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNo special tools required • No dealer visit • No additional programming fees!\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warning-box\"\u003e\n\u003ch3\u003eMail-In Programming Service Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat You Need to Send:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 10px 0;\"\u003e\n\u003cli\u003eYour original FBS4 EIS\/EZS module (removed from vehicle)\u003c\/li\u003e\n\u003cli\u003eVehicle information (VIN, Year, Model, Trim)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat You'll Receive:\u003c\/strong\u003e Pre-programmed replacement module ready to install - works with your existing keys immediately!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section-header\"\u003eProduct Specifications\u003c\/div\u003e\n\u003cdiv class=\"specs-box\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e FBS4 (Keyless Go \/ Electronic Ignition)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming Service:\u003c\/strong\u003e Included - Pre-programmed to your vehicle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Plug \u0026amp; Play (no coding required after programming)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Quality:\u003c\/strong\u003e Meets or exceeds original equipment standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Mercedes-Benz E, SLK, SLC, CLA Class (2014-2020)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Remanufactured \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cta-section\"\u003e\n\u003ch3\u003eWhy Choose Our Plug \u0026amp; Play Solution?\u003c\/h3\u003e\n\u003cp style=\"font-size: 1.1em;\"\u003eSave hundreds of dollars on dealer programming fees! Our mail-in programming service provides you with a professionally programmed, ready-to-install FBS4 module that works with your existing keys immediately upon installation.\u003c\/p\u003e\n\u003cp style=\"margin-top: 20px;\"\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e DIY mechanics, independent repair shops, and Mercedes owners who want a reliable, cost-effective solution without the hassle of dealer visits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-top: 30px; text-align: center; font-size: 1.1em;\"\u003e\u003cem\u003ePlease verify your vehicle's year, model, and part number before ordering to ensure compatibility. Contact us if you need assistance confirming fitment for your specific vehicle or have questions about our mail-in programming service.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- SEO Keywords: Mercedes ignition switch, EIS module, EZS module, Mercedes E-Class ignition, SLK ignition switch, FBS4 module, Mercedes key not detected, Mercedes won't start, electronic ignition switch, Mercedes security module, 2189054601, A2469055801 --\u003e","brand":"ECU Maverick","offers":[{"title":"Default Title","offer_id":46983062946033,"sku":null,"price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/8361\/0353\/files\/Mercedes_Ignition_Switch.jpg?v=1759338347","url":"https:\/\/ecumaverick.com\/products\/mercedes-benz-fbs4-eis-ezs-ignition-switch-fbs4-eis-ezs-ignition-switch","provider":"ECU Maverick","version":"1.0","type":"link"}