{"product_id":"mercedes-benz-smart-key-replacement-fbs3-system","title":"CGDI MB Smart Key – 315MHz 433MHz Replacement for Mercedes-Benz FBS3 Systems","description":"\u003cdiv\u003e\n\u003cp\u003eCGDI MB Smart Key is a replacement key for Mercedes-Benz vehicles with FBS3 immobilizer systems. It’s designed for auto locksmiths and MB owners who need a flexible, ready-to-use key solution.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFrequency switchable between 315 MHz and 433 MHz, enabling broad compatibility across MB models and regions.\u003c\/li\u003e \u003cli\u003eMaintains reliable synchronization with FBS3 immobilizers, with automatic recovery if the system loses sync.\u003c\/li\u003e \u003cli\u003eBe Key update version includes remote control lifting, window control, and IR remote functions for common MB commands.\u003c\/li\u003e \u003cli\u003eExtensive model coverage: supports Mercedes-Benz S, E, C, B, A, GLK, GL, ML, R, SLK, V, G series and more, including specific chassis codes such as W221, W211, W210, W203, W208, W209, W212, W204, W164, W251, W166, W246, W639, W906, W169, W218, W197, W172, W463, W215, W220, W230.\u003c\/li\u003e \u003cli\u003ePacked as a ready-to-use key, with 200 bonus points earned when programming this key with CGDI MB (tokens can be exchanged for other devices in the CGDI store).\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e CGDI MB CG Key (Be Key) for Mercedes-Benz FBS3 systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 315 MHz \/ 433 MHz (switchable)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Mercedes-Benz models equipped with FBS3 immobilizer\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Be Key update version with remote lift, window control, and IR remote features\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNotes:\u003c\/strong\u003e Ensure the CGDI MB device includes a new diode chip inside; devices bought after May 2020 typically come with the diode\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBonus:\u003c\/strong\u003e 200 points when used to program the key, redeemable as tokens valued at $4 each\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e 1 piece CGDI MB CG Key (ready to use)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Generic","offers":[{"title":"PCB with 4B Shell \/ 10PCS","offer_id":46640373989612,"sku":"14:29#PCB with 4B Shell;325:152#10PCS","price":282.99,"currency_code":"AUD","in_stock":false},{"title":"PCB with 4B Shell \/ 1PCS","offer_id":46640374022380,"sku":"14:29#PCB with 4B Shell;325:150#1PCS","price":63.99,"currency_code":"AUD","in_stock":false},{"title":"PCB with 4B Shell \/ 5PCS","offer_id":46640374055148,"sku":"14:29#PCB with 4B Shell;325:151#5PCS","price":185.99,"currency_code":"AUD","in_stock":false},{"title":"PCB with 3B Shell \/ 5PCS","offer_id":46640374087916,"sku":"14:193#PCB with 3B Shell;325:151#5PCS","price":185.99,"currency_code":"AUD","in_stock":false},{"title":"PCB with 3B Shell \/ 10PCS","offer_id":46640374120684,"sku":"14:193#PCB with 3B Shell;325:152#10PCS","price":282.99,"currency_code":"AUD","in_stock":false},{"title":"PCB with 3B Shell \/ 1PCS","offer_id":46640374153452,"sku":"14:193#PCB with 3B Shell;325:150#1PCS","price":62.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/4801\/2268\/files\/S150ed26c81ce4a418fcf25015fc873e2H.webp?v=1752148696","url":"https:\/\/kairosupply.com\/products\/mercedes-benz-smart-key-replacement-fbs3-system","provider":"Kairo Supply Co","version":"1.0","type":"link"}