Pump Codes PRO V4.0 is a specialized application designed for service technicians and station owners to easily look up error codes for Gilbarco, Tokheim, and Dresser-Wayne fuel pumps and dispensers. This app streamlines the diagnostic process by allowing users to select the dispenser type and enter the specific error code. The results are displayed instantly, eliminating the need to sift through extensive service manuals for troubleshooting information.

The latest version, 4.0, introduces a feature that enables users to download updates for newly released error codes approximately every 30 days. This ensures that technicians have access to the most current information, enhancing the app's utility in maintenance operations. The interface adapts based on the selected dispenser, providing a tailored experience for each user.