Ferrari’s DEIS II diagnostic tool primarily functions offline when it is used for diagnostics, programming, and troubleshooting on Ferrari vehicles. Here are some key points regarding its operation:

Offline Functionality

Standalone Operation: DEIS II is designed to operate independently of an internet connection, allowing technicians to perform diagnostics in various workshop environments without needing online access.

Data Storage: The tool stores diagnostic data and fault codes locally, which can be accessed anytime during the vehicle servicing process.

Online Capabilities

Software Updates: Although the primary diagnostic functions are offline, the DEIS II may require an internet connection for software updates. Technicians need to connect the tool to the internet periodically to download updates that ensure compatibility with the latest Ferrari models and systems.

Remote Support (if available): Some versions or setups of DEIS II may offer remote support features that require an online connection for technical assistance or diagnostics from Ferrari’s service centers.

Conclusion

In summary, Ferrari DEIS II is primarily an offline tool used for diagnostic and programming tasks. However, internet connectivity may be necessary for specific functions such as software updates or potential remote support, enhancing the overall usability of the system.