{"product_id":"foxwell-hd301-heavy-duty-truck-scanner-6-9-16-pin-diesel-code-reader-with-live-data-free-updates","title":"FOXWELL HD301 Heavy-Duty Truck Scanner — 6\/9\/16‑Pin Diesel Code Reader with Live Data \u0026 Free Updates","description":"\u003cp\u003e\u003cstrong\u003eThe FOXWELL HD301 is a plug-and-play heavy-duty truck scanner that reads and clears diesel fault codes and accesses full-system vehicle modules across 6-, 9- and 16-pin platforms.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe HD301 combines a straightforward code reader with advanced heavy-duty diagnostic coverage so fleets, owner-operators and technicians can quickly identify issues on commercial diesels and many other diesel-powered machines. It supports legacy and modern truck protocols and displays live sensor data with an onboard DTC lookup library—no internet required. Designed for rugged use, it requires no app, batteries, or subscription fees and receives free lifetime updates to stay current with vehicle changes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the HD301 connect to older and newer trucks?\u003c\/h3\u003e\n\n\u003cp\u003eThe scanner includes a built-in 16-pin OBDII connector plus two adapters for professional 6-pin and 9-pin truck connectors, letting you interface with a wide range of commercial vehicles. It interprets J1939, J1708 and J1587 protocols alongside standard OBDII where applicable, so you can plug in and start diagnostics regardless of model year.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIntegrated 16-pin OBDII port with included 6-pin and 9-pin adapters\u003c\/li\u003e\n  \u003cli\u003eProtocol compatibility: J1939, J1708, J1587, and OBDII\u003c\/li\u003e\n  \u003cli\u003eWorks with major diesel brands: Cummins, PACCAR, Detroit, Caterpillar, and more\u003c\/li\u003e\n  \u003cli\u003eMenu option (WWW-OBD) recommended for certain diesel pickups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat diagnostic functions can I run with this tool?\u003c\/h3\u003e\n\n\u003cp\u003eThe HD301 scans every accessible electronic control module—engine, transmission, ABS, SRS, chassis and body control—so you get a full-health snapshot of the vehicle. It reads and erases diagnostic trouble codes, shows live sensor values in readable text, and includes an on-device DTC definition library for quick code interpretation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFull-system ECU scanning across truck modules\u003c\/li\u003e\n  \u003cli\u003eRead and clear fault codes; turn off MIL\/check-engine lights\u003c\/li\u003e\n  \u003cli\u003eLive data: coolant temp, fuel pressure, RPM and other key sensors\u003c\/li\u003e\n  \u003cli\u003eBuilt-in DTC lookup for immediate code definitions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the HD301 replace dealer-level tools or support maintenance workflows?\u003c\/h3\u003e\n\n\u003cp\u003eThe HD301 provides professional-grade information that helps you diagnose problems and prioritize repairs, reducing time spent at shops and costly diagnostic fees. While it delivers deep module access and useful live data, some manufacturer-specific programming and advanced calibrations remain exclusive to OEM dealer tools—this unit focuses on fault finding and routine resets rather than programmed reflash functions.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIdentifies faults quickly to speed repair decisions\u003c\/li\u003e\n  \u003cli\u003eEnables many routine resets and code clears without dealer visits\u003c\/li\u003e\n  \u003cli\u003eNot intended for ECU programming, reflashing, or DPF regeneration\u003c\/li\u003e\n  \u003cli\u003eLifetime free updates, no subscription, no WiFi required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and environments is the scanner suitable for?\u003c\/h3\u003e\n\n\u003cp\u003eAlthough optimized for commercial trucks and diesels, the HD301 also supports pickups, buses, trailers, off-road machines, agricultural and marine diesel applications. Its robust adapter set and wide protocol coverage make it a single diagnostic tool across mixed fleets, construction sites and service bays.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCommercial trucks: Freightliner, Kenworth, Peterbilt, International, Mack, and more\u003c\/li\u003e\n  \u003cli\u003eDiesel engines: Cummins, PACCAR, Detroit, Caterpillar compatibility\u003c\/li\u003e\n  \u003cli\u003eUseful for pickups, buses, tractors, excavators, marine engines\u003c\/li\u003e\n  \u003cli\u003eRugged plug-and-play design for field and shop use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The FOXWELL HD301 is aimed at fleet managers, diesel technicians and owner-operators who need reliable, broad diagnostics without subscription costs. It is also a good fit for service shops handling mixed fleets and for owners of heavy equipment who want to diagnose faults and access live data themselves. If you require manufacturer-level programming or DPF regen functions, supplement this scanner with OEM tools; for fast fault discovery, code clears and live-sensor insight, the HD301 is a practical, low-friction solution.\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 the HD301 require a subscription or app?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No subscription or app is needed; it plugs in and works, with free lifetime software updates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can HD301 perform DPF regen or ECU programming?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It reads\/clears codes and shows live data but does not support DPF regeneration or ECU reprogramming.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FOXWELL","offers":[{"title":"Default Title","offer_id":67585450574009,"sku":"B0GS5TPTST","price":438.52,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/foxwell-hd301-front-view.jpg?v=1790470681","url":"https:\/\/redleafauto.ca\/products\/foxwell-hd301-heavy-duty-truck-scanner-6-9-16-pin-diesel-code-reader-with-live-data-free-updates","provider":"Redleaf Auto","version":"1.0","type":"link"}