{"product_id":"24v-to-12v-heavy-duty-truck-diesel-obd2-adapter-cable","title":"24V to 12V Heavy Duty Truck Diesel OBD2 Adapter Cable","description":"\n\u003ch2\u003eDiagnose Heavy Duty Trucks with Ease — 24V to 12V OBD2 Adapter Cable\u003c\/h2\u003e\n\u003cp\u003eBridge the gap between your 24V diesel truck and 12V OBD2 diagnostic scanners with this professional-grade adapter cable. Whether you're a fleet mechanic or a hands-on truck owner, this converter lets you quickly connect your scan tool to heavy-duty commercial vehicles without any complicated setup. Lightweight, durable, and built for real-world workshop conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Important Note:\u003c\/strong\u003e This product provides the 24V to 12V hardware adapter only — you will need to obtain compatible diagnostic software for heavy-duty vehicles separately. Supports \u003cstrong\u003eCAN-line protocols only\u003c\/strong\u003e; K-line protocols are NOT supported.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24V to 12V Voltage Conversion:\u003c\/strong\u003e Converts heavy-duty diesel truck 24V systems to 12V, making your standard OBD2 scanner compatible with commercial trucks and buses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocol Data Transmission:\u003c\/strong\u003e Supports CAN-line protocol data transmission for accurate, reliable vehicle diagnostics.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Scanner Compatibility:\u003c\/strong\u003e Works seamlessly with Launch X431 Easydiag 2.0\/3.0, GOLO, Thinkdiag OBD2 scanners, and other compatible devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality PVC Construction:\u003c\/strong\u003e Made from premium PVC material — sturdy, flexible, and resistant to breakage even in demanding shop environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Portable:\u003c\/strong\u003e Compact design makes it easy to carry in your tool bag and use on the go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 Color\/Appearance Options:\u003c\/strong\u003e Available in two styles — same great functionality in either option.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Batteries Required:\u003c\/strong\u003e Plug-and-play design — no additional power source needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis adapter is ideal for professional diesel mechanics, fleet maintenance technicians, and truck enthusiasts who need to run OBD2 diagnostic scans on 24V heavy-duty trucks, semi-trucks, buses, and other commercial diesel vehicles using their existing 12V scan tools.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 24V (heavy-duty truck\/diesel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e 12V (OBD2 scanner compatible)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocol Support:\u003c\/strong\u003e CAN-line (K-line NOT supported)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality PVC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBatteries Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Scanners (Examples)\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLaunch X431 Easydiag 2.0 \/ 3.0\u003c\/li\u003e\n  \u003cli\u003eLaunch GOLO\u003c\/li\u003e\n  \u003cli\u003eThinkdiag OBD2 Scanner\u003c\/li\u003e\n  \u003cli\u003eOther CAN-line compatible OBD2 diagnostic tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on OBD diagnostics and vehicle safety standards, visit the National Highway Traffic Safety Administration (NHTSA) or review emissions and diagnostic standards at the \u003ca href=\"https:\/\/www.epa.gov\/obd\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. EPA On-Board Diagnostics page\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/22awg-glass-tube-fuse-holder-5x20mm-6x30mm-screw-type-10-pack\"\u003e10-Pack 22AWG Glass Tube Fuse Holder 5x20mm \u0026amp; 6x30mm Screw\u003c\/a\u003e — Protect your wiring with quality fuse holders.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/100w-dual-port-car-charger-starlink-mini-fast-charging\"\u003e100W Dual-Port Car Charger – Fast Charging\u003c\/a\u003e — Keep your devices powered in your cab or workshop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Will this 24V to 12V OBD2 adapter work with my heavy-duty diesel truck?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this adapter is specifically designed for heavy-duty diesel trucks and commercial vehicles that operate on 24V systems. It converts the 24V vehicle power to 12V so your standard OBD2 scanner can connect and communicate with the vehicle's diagnostic system. It supports CAN-line protocols, so please ensure your vehicle and scanner use CAN-line (not K-line) communication.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which OBD2 scanners are compatible with this adapter cable?\u003c\/h4\u003e\n\u003cp\u003eA: This adapter is compatible with Launch X431 Easydiag 2.0, 3.0, GOLO, and Thinkdiag OBD2 scanners, among other CAN-line compatible diagnostic tools. It is not compatible with K-line protocol scanners.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this adapter include diagnostic software for heavy-duty trucks?\u003c\/h4\u003e\n\u003cp\u003eA: No — this product includes only the 24V to 12V hardware adapter cable. You will need to separately obtain compatible heavy-duty vehicle diagnostic software to perform full diagnostics on your truck.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the cable durable enough for professional shop use?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The cable is constructed from high-quality PVC material with strong tensile resistance, making it sturdy and long-lasting even in demanding workshop environments. It's built to withstand the rigors of regular professional use.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this 24V to 12V OBD2 adapter work with my heavy-duty diesel truck?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — this adapter is specifically designed for heavy-duty diesel trucks and commercial vehicles that operate on 24V systems. It converts the 24V vehicle power to 12V so your standard OBD2 scanner can connect and communicate with the vehicle's diagnostic system. It supports CAN-line protocols, so please ensure your vehicle and scanner use CAN-line (not K-line) communication.\"}}, {\"@type\": \"Question\", \"name\": \"Which OBD2 scanners are compatible with this adapter cable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This adapter is compatible with Launch X431 Easydiag 2.0, 3.0, GOLO, and Thinkdiag OBD2 scanners, among other CAN-line compatible diagnostic tools. It is not compatible with K-line protocol scanners.\"}}, {\"@type\": \"Question\", \"name\": \"Does this adapter include diagnostic software for heavy-duty trucks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this product includes only the 24V to 12V hardware adapter cable. You will need to separately obtain compatible heavy-duty vehicle diagnostic software to perform full diagnostics on your truck.\"}}, {\"@type\": \"Question\", \"name\": \"Is the cable durable enough for professional shop use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The cable is constructed from high-quality PVC material with strong tensile resistance, making it sturdy and long-lasting even in demanding workshop environments. It's built to withstand the rigors of regular professional use.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"24V To 12V","offer_id":47710908940393,"sku":"14:193#24V To 12V","price":76.43,"currency_code":"USD","in_stock":true},{"title":"24V To 12V 1","offer_id":47710908973161,"sku":"14:350852#24V To 12V","price":76.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S7ac0eaffc6a94a2e82358c1828286b06a.webp?v=1782062831","url":"https:\/\/oasis-select.com\/products\/24v-to-12v-heavy-duty-truck-diesel-obd2-adapter-cable","provider":"Oasis Select","version":"1.0","type":"link"}