: Delivers proprietary, OEM-specific code definitions instead of generic OBD-II descriptions.

Click the button next to the 21.4 update in ShopStream Connect.

While the Solus Ultra is domestic/Asian focused out of the box, shops with the optional European software package will see expanded coding and adaptation capabilities for BMW, Mercedes-Benz, and Volkswagen/Audi group vehicles through the 2020 model year. Critical Functional Tests and Special Functions

: Added thousands of new guided component tests to help techs verify a part was actually bad before replacing it, reducing "parts-darts" diagnostic errors. Why 21.4 Matters Today

Version 21.4 is the last supported update for the Solus Ultra, Ethos Pro, and Ethos Tech.

, which offer features the Ultra lacks, such as over-the-air (Wi-Fi) updates and larger touchscreens. Technical Resources Official Documentation Snap-on 21.4 Pocket Guide provides a full breakdown of the software features. User Community

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Expanded forced regeneration capabilities for light and medium-duty diesel trucks.

Introduced as a "full-function, OEM-specific scan tool," the SOLUS Ultra was designed to provide professional service technicians with the power to quickly identify problems without the complexity or cost of factory-level dealer tools.

If you do not already have it, download the application from the official Snap-on Diagnostics website. Install the software on your PC and restart the computer if prompted. Step 2: Connect Your Solus Ultra

For official documentation, current pricing, and technical support, visit or contact your local Snap‑on franchisee.