Built for owner-operators, fleets, and repair shops, HD430 combines supported D.P.F regeneration, full-system diagnostics, HD OBD/OBDII diagnostics, and lifetime free Wi-Fi updates in one easy-to-use handheld scanner. HD430 diesel scanner helps you diagnose D.P.F issues, monitor live engine data, perform regeneration, and stay ahead of vehicle health concerns. Will HD430 work with my truck? Coverage depends on vehicle make/model, model year, engine/ECU and the function required. Please check compatibility before purchase. Can HD430 perform D.P.F regeneration? Yes. It supports D.P.F regeneration and applicable resets on compatible Cummins and Caterpillar engines when required conditions are met. Why is the warning light still on after clearing the fault code? Clearing a code does not repair the underlying problem. If the fault remains, review the related fault code and live data before further repair. Does HD430 require a subscription? No. HD430 diesel scanner includes lifetime free software updates through built-in Wi-Fi with no recurring update subscription fee. Who is HD430 heavy duty scan tool designed for? HD430 semi truck scanner diagnostic tool is designed for owner-operators, fleet maintenance, repair shops and diesel truck owners who need everyday fault-code checks, live data, troubleshooting and supported D.P.F service. D.P.F REGEN + HEAVY-DUTY DIAGNOSTICS IN ONE TOOL. TAKE CONTROL OF YOUR D.P.F PERFORMANCE. D-P-F Regeneration For Cummins & Caterpillar Engines. Full HD OBD Diagnostic Functions. Wifi Lifetime Free Update.