Truck & Off-Highway Diagnostic
CNH EST (Electronic Service Tool) is the official diagnostic application from CNH Industrial for Case IH, New Holland, Steyr, and related agricultural and construction equipment. Windows-based and used with a CNH diagnostic interface such as a DPA5 adapter, it reads and clears fault codes across the vehicle's control modules, displays live parameters, runs test routines and calibrations, and performs ECU and controller software downloads and configuration. Technicians use it on tractors, combines, telehandlers, and skid steers as well as FPT diesel engines. Different access levels, from basic diagnostics to engineering-level programming, gate deeper functions. EST is a dealer support platform oriented toward diagnosis, calibration, and OEM software delivery, not aftermarket tuning or map editing.
Softechpro complements EST by handling engine-file edits such as DPF/EGR/DTC-off and checksum correction after a read, while EST covers the OEM diagnostic and programming session that Softechpro does not perform.
See Softechpro plansTry the file service