đ„đ„đ„ FOXWELL HD301 Heavy Duty Truck Scanner, Full System Diesel Scan Tool with 6/9/16 Pin, 2 in 1 Code Reader for Trucks & Car Engine, Diesel Diagnostic Tool for Cummins, Paccar, Caterpillar
đ„ă6-Pin, 9-Pin & 16-Pin. Ready for More TrucksăBuilt for fleets, owner-operators, and diesel technicians, this heavy duty truck scanner includes a built-in 16-pin OBDII connector plus professional 6-pin and 9-pin adapters to support older and newer commercial vehicles. Compatible with J1939, J1708, J1587, and OBDII protocols, it works with major truck brands Fit For Cummins, PACCAR, Detroit, Caterpillar, Freightliner, Kenworth, Peterbilt, International, Mack Diesel engines. Tips: For Chevrolet, For Ford, For GMC, and For Ram pickup trucks, even if all the above vehicles are equipped with diesel engines, it is recommended that all enter the WWW-OBD menu of HD301 for testing.
đ„ă2 in 1 Diesel Code Reader & Advanced HD OBDIIăEquipped with professional-grade diesel scanner capabilities, the HD301 diesel scanner features intuitive Read/Erase codes and turn off the "Check Engine" light. With the built-in DTC Lookup library, you can instantly access fault code definitions on-device without searching the internet. It also retrieves hundreds of essential live sensor data—such as coolant temperature, fuel pressure, and engine RPM—in a stable text format for precise and rapid troubleshooting. (Please note that the HD301 can not support DPF Regen.)
đ„ăFull System Truck DiagnosticăThe FOXWELL HD301 heavy duty scan tool is engineered to deeply access and scan all available electronic control modules specifically for truck, including Engine, Transmission, ABS, SRS, Chassis, and Body Control. This professional truck scanner diagnostic tool allows you to identify issues across the entire vehicle, ensuring your rig stays in peak condition for the long haul.
đ„ăVersatile for most big Rigs: Commercial, Passenger & BeyondăEngineered for more than just trucks, this heavy duty scan tool offers extensive coverage for pickups, buses, trailers, and even marine vessels. From construction machinery (excavators, loaders) to agricultural equipment (tractors, harvesters), it provides a true all-in-one diagnostic solution.
đ„ăPlug-and-Play & No SubscriptionăDesigned for the road! No WiFi, no batteries, and no complex App setup required. Simply plug it into your vehicle’s diagnostic port to start scanning immediately. Enjoy lifetime free software updates to keep your HD301 diesel truck scanner current with the latest vehicle models and features—without any hidden subscription fees—While overcoming language barriers with support for Spanish and English.
đ„ăPro-Level Results for Every UserăWhether you are a professional technician, fleet engineer, or a beginner owner-operator, the HD301 semi truck diagnostic tool empowers you to take control of your maintenance.



FOXWELL HD301 Truck Diagnostic Scanner
Instantly identify the root cause of "Check Engine" lights. Read and clear DTCs (Diagnostic Trouble Codes) across all systems. Monitor Live Data Streams in real-time to catch small issues before they become expensive breakdowns.
Important Compatibility Note: > The HD301 provides Full System Diagnostics (Engine, Transmission, ABS, SRS, etc.) for Heavy-Duty Trucks. For standard Passenger Vehicles (Cars), the truck tool supports Engine System Diagnostics only.
Heavy Duty Scanner Diagnostic Tool
Quickly read fault codes and view live engine data to understand what’s happening under the hood. Whether it’s a check engine light, loss of power, or unusual smoke, HD301 diesel scanner helps you identify the issue and decide your next step with confidence—no guesswork, just clear answers.
Included Components
1 X HD301 Truck Scanner with 16 PIN
1 X USB Cable
1 X User Manual
1X DIESEL-6 PIN & 9 PIN