{"product_id":"keyecu-subaru-replacement-key-fob-cwtb1g077-434mhz-h-chip-for-ascent-crosstrek-forester-impreza-xv-2019-2023-4-button-keyless","title":"Keyecu Subaru Replacement Key Fob CWTB1G077 434MHz H-Chip for Ascent Crosstrek Forester Impreza XV (2019–2023) — 4-Button Keyless","description":"\u003cp\u003e\u003cstrong\u003eKeyecu Keyless Entry Remote Key Fob CWTB1G077 is an aftermarket replacement remote for compatible Subaru models (2019–2023) that uses a 434MHz H chip and requires professional cutting and programming.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you need a like-for-like remote for a Subaru Ascent, Crosstrek, Forester, Impreza or XV from model years 2019–2023, this Keyecu unit is built to match the original button layout and radio frequency. It’s supplied as a replacement aftermarket key shell and circuit board pairing that mirrors the OEM functions: lock, unlock, trunk and panic. Before purchase, confirm the FCC\/board reference and frequency on your original remote to ensure a proper fit.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm this Keyecu fob will work with my Subaru?\u003c\/h3\u003e\n\n\u003cp\u003eMatch the physical key and the circuit board details from your original remote. The replacement is designed for remotes using FCC ID\/CWTB1G077 and operating at 434MHz; if those match, the housing and button layout should be compatible.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCheck that your original remote has the same shape and four-button layout.\u003c\/li\u003e\n  \u003cli\u003eOpen your original key to verify the remote board number reads CWTB1G077 (or FCC ID match).\u003c\/li\u003e\n  \u003cli\u003eConfirm the original remote frequency is 434MHz and the chip type is H.\u003c\/li\u003e\n  \u003cli\u003eNote: this aftermarket unit arrives without factory text or logo on the backplate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and programming steps are required?\u003c\/h3\u003e\n\n\u003cp\u003eThis Keyecu remote is sold as a replacement that must be cut and programmed by a professional locksmith or dealership. The internal transponder and radio require a qualified key programmer to sync with your vehicle’s immobilizer and remote entry system.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHave the physical key blade cut to your VIN-specific pattern by a locksmith.\u003c\/li\u003e\n  \u003cli\u003eBring the remote and vehicle to a professional with key programming equipment.\u003c\/li\u003e\n  \u003cli\u003eConfirm successful pairing of lock\/unlock, trunk release and panic functions after programming.\u003c\/li\u003e\n  \u003cli\u003eRetain the original remote until the replacement is fully functional and tested.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the build and performance characteristics of this aftermarket remote?\u003c\/h3\u003e\n\n\u003cp\u003eThe Keyecu remote uses durable materials intended to withstand everyday use and features responsive buttons designed for reliable operation. It’s an aftermarket replacement manufactured without OEM branding on the backplate but with the same functional layout as the original for seamless user experience.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePremium housing material for improved durability over time.\u003c\/li\u003e\n  \u003cli\u003eSensitive button contacts for consistent pressing and response.\u003c\/li\u003e\n  \u003cli\u003eIncludes the correct H chip and 434MHz radio frequency for compatible models.\u003c\/li\u003e\n  \u003cli\u003eAftermarket unit: no printed numbers or logos on the rear of the board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Subaru models and years are compatible with this Keyecu remote?\u003c\/h3\u003e\n\n\u003cp\u003eThis replacement remote matches a narrow range of Subaru vehicles from recent model years when the original remote uses the listed board and frequency. It’s intended to mirror the four-button functionality (lock, unlock, trunk, panic) on these specific models.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSubaru Ascent: model years 2019–2023.\u003c\/li\u003e\n  \u003cli\u003eSubaru Crosstrek: model years 2019–2023.\u003c\/li\u003e\n  \u003cli\u003eSubaru Forester: model years 2019–2023.\u003c\/li\u003e\n  \u003cli\u003eSubaru Impreza and Subaru XV: model years 2019–2023.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Keyecu CWTB1G077 replacement remote is aimed at Subaru owners whose OEM remote matches FCC ID\/CWTB1G077 and 434MHz frequency, and who are comfortable using a locksmith or dealer to cut and program a new key. It’s suitable for drivers seeking an affordable aftermarket substitute that replicates the original button layout and radio chip, provided they verify compatibility before ordering.\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: Do I need a locksmith to program this Keyecu remote?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This remote requires cutting and professional programming by a locksmith or dealer to sync with your vehicle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I confirm my original remote matches CWTB1G077?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Open the original key to view the remote board and check for FCC ID\/CWTB1G077 and a 434MHz frequency marking.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Keyecu","offers":[{"title":"Default Title","offer_id":67589821104313,"sku":"B0GSYMH3MB","price":83.62,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/keyecu-front-view-subaru-replacement-fob.jpg?v=1790532603","url":"https:\/\/redleafauto.ca\/products\/keyecu-subaru-replacement-key-fob-cwtb1g077-434mhz-h-chip-for-ascent-crosstrek-forester-impreza-xv-2019-2023-4-button-keyless","provider":"Redleaf Auto","version":"1.0","type":"link"}