Today, the 21.4 update is the benchmark for the "pre-owned" SOLUS Ultra market. If you are buying a used unit, seeing on the splash screen means you have the most powerful version of that tool that will ever exist, capable of handling the vast majority of vehicles currently on the road. Do you currently have a SOLUS Ultra that needs updating, or AI responses may include mistakes. Learn more
Forced diesel particulate filter regeneration commands for light and medium-duty diesel trucks. 4. Code-Scan and Clear All Modules
Unlike newer Android-based diagnostic tablets that may lock you out of basic functions if your subscription lapses, the SOLUS Ultra operates on a "keep what you buy" model. Once you install the 21.4 update, those capabilities are permanently yours. Stability and Speed snap-on solus ultra 21.4 update
: Wheel speed sensor graphing and ABS brake bleeding routines.
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No. Snap‑on releases new software versions twice a year (e.g., 23.2, 23.4, 24.2, etc.). Version 21.4 dates from October 2021. While it remains a solid release, later versions offer even more coverage and features.
Adds comprehensive diagnostics for model years spanning up to 2021 across major manufacturers. Once you install the 21
A reported 22% increase in component tests for hybrid systems, critical for modern repair shops.
The 21.4 update is heavily focused on expanding coverage for advanced driver assistance systems (ADAS), hybrid/electric powertrains, and complex body control networks. 1. Massive Domestic and Asian Coverage Boost
In the automotive repair industry, a diagnostic tool is only as good as its latest software update. For owners of the workhorse Snap-on SOLUS Ultra, the 21.4 software update represents a major milestone. This release injects new life into a classic tool, expanding vehicle coverage, adding advanced functional tests, and streamlining repair workflows.
