{"product_id":"keyecu-smart-proximity-key-fob-for-nissan-sentra-versa-leaf-2013-2018-4-button-unprogrammed-shell","title":"Keyecu Smart Proximity Key Fob for Nissan Sentra Versa Leaf 2013–2018 — 4-Button Unprogrammed Shell","description":"\u003cstrong\u003eKeyecu Smart Proximity Remote Key is a direct-replacement 4-button fob (FCC: CWTWB1U840) designed to match Nissan Sentra, Versa and Leaf models from 2013–2018 for use after programming by a locksmith.\u003c\/strong\u003e\n\n\u003cp\u003eIf your original Nissan smart key is lost, damaged or worn, this Keyecu remote offers the same button layout and FCC ID to restore remote locking, unlocking, trunk release and panic features once professionally programmed. It is supplied as a blank, uncut, unprogrammed OEM-style shell with the correct electronics footprint for compatible Nissan models; it does not arrive ready to pair with your vehicle out of the box.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Nissan models and years will this Keyecu key fob fit?\u003c\/h3\u003e\n\u003cp\u003eThis remote is manufactured to replace the factory smart proximity fob used on specific Nissan vehicles. Confirm visual match and FCC ID before purchase to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Nissan Sentra, Versa, Leaf.\u003c\/li\u003e\n  \u003cli\u003eModel years covered: 2013, 2014, 2015, 2016, 2017, 2018 (verify your year exactly).\u003c\/li\u003e\n  \u003cli\u003eReplace FCC ID: CWTWB1U840; IC: 1788D-FWB1U840 — match to the original fob.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I get this Keyecu smart key programmed to my car?\u003c\/h3\u003e\n\u003cp\u003eThis Keyecu item requires professional programming; there is no user-accessible DIY procedure. Plan to visit a qualified locksmith or dealer who can add the new transponder and remote frequency to your vehicle’s system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTake the blank fob to a locksmith or dealership for programming.\u003c\/li\u003e\n  \u003cli\u003eRecommended programmers: X100 PAD2, Londor K518, X300 DP, SKP900.\u003c\/li\u003e\n  \u003cli\u003eBring proof of ownership and the vehicle’s VIN to speed the process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before ordering this replacement Keyecu key?\u003c\/h3\u003e\n\u003cp\u003eTo avoid fitment issues, visually compare the new remote to your existing key and confirm the FCC\/part number. This product is sold as a replacement head\/remote and may require blade cutting and programming separately.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVisual match: button layout, case shape and emergency blade slot.\u003c\/li\u003e\n  \u003cli\u003eVerify original FCC ID: CWTWB1U840 matches your current key.\u003c\/li\u003e\n  \u003cli\u003eConfirm a locksmith near you can program this specific blank before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat arrives in the box and what additional services will I need?\u003c\/h3\u003e\n\u003cp\u003eThe package contains the Keyecu smart proximity fob shell with internal electronics set for your Nissan’s FCC ID; it does not include blade cutting or vehicle programming. Expect a short additional visit to a locksmith for final setup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: Keyecu 4-button smart remote (unprogrammed, uncut).\u003c\/li\u003e\n  \u003cli\u003eNot included: blade cutting, vehicle programming, or battery installation service.\u003c\/li\u003e\n  \u003cli\u003eRecommended next steps: cut the key blade and have a locksmith program the fob to your car.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers of Nissan Sentra, Versa or Leaf (2013–2018) who need a like-for-like replacement smart key shell with correct FCC ID and who plan to use a professional locksmith or dealer for blade cutting and programming. Ideal for owners replacing a lost or broken fob, or for shops that supply and program OEM-style keys.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this Keyecu fob come programmed?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The Keyecu fob is unprogrammed and must be programmed by a locksmith or dealer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which FCC ID and Nissan years does it replace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It replaces FCC CWTWB1U840 for Nissan Sentra, Versa, Leaf 2013–2018; match visually before buying.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Keyecu","offers":[{"title":"Default Title","offer_id":55167277236567,"sku":"B08CK4NKX1","price":41.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/keyecu-front-packaging-smart-proximity-fob.jpg?v=1790381032","url":"https:\/\/britishgarage.co.uk\/products\/keyecu-smart-proximity-key-fob-for-nissan-sentra-versa-leaf-2013-2018-4-button-unprogrammed-shell","provider":"British Garage","version":"1.0","type":"link"}