paccar Davie 4 

is a professional diagnostic software specifically designed for Paccar vehicles, which include brands like Peterbilt and Kenworth. This software provides comprehensive capabilities for diagnosing, programming, and managing the electronic systems in Paccar trucks. Key features include:

Fault Code Reading and Clearing: Easily read and clear diagnostic trouble codes (DTCs) from various electronic control units (ECUs).

Live Data Monitoring: Monitor real-time data from the vehicle’s sensors and systems for effective troubleshooting and analysis.

Calibration and Programming: Program and calibrate ECUs, allowing for adjustments to engine parameters, transmission settings, and other vehicle configurations.

Service Functions: Perform various service functions such as regenerating the diesel particulate filter (DPF), resetting service lights, and performing adaptations.

User-Friendly Interface: Designed with a straightforward interface for ease of navigation and operation, making it accessible for both professionals and fleet managers.

System Compatibility:
Davie 4 operates on Windows-based systems and is compatible with a range of Paccar trucks, ensuring robust support for modern and legacy vehicles alike.