Ancel HD200 Heavy Duty Truck Scanner with Limit & Idle Adjustment, Green | J1939 Diesel Diagnostic Tool for Cummins & Caterpillar Engines, Full-System HDOBD/OBD2 Scanner for Commercial Trucks

CHECK TRUCK SYSTEMS BEFORE STARTING REPAIRS: When a warning appears, get more information before deciding what to repair. The ANCEL HD200 heavy duty truck scanner reads and clears standard and manufacturer-specific fault codes from supported Engine, ABS, Transmission, Aftertreatment, Instrument Cluster, Body Control, and other available modules. Check faults across supported systems, then clear codes after repairs and rescan to see whether they return SET SPEED LIMIT & IDLE SPEED FOR YOUR OPERATING NEEDS: Adjust supported vehicle speed limits and engine idle speed on select Cummins and Caterpillar applications through the ANCEL Trucker App. Match available settings to fleet speed policies and stationary operating requirements directly from your phone. Speed limit and idle speed adjustments vary by engine, model year, ECU restrictions, and vehicle configuration. Confirm support for your required adjustments before purchase