Stihl Diagnostic Software 20 ((install)) Jun 2026

This is the feature most pros care about. Over time, as your air filter clogs or your fuel changes, the M-Tronic computer compensates. The software allows a technician to wipe the learned memory clean. After a repair (like a piston replacement or carb cleaning), they reset the adaption values so the saw can "re-learn" its optimal fuel mix from scratch.

STIHL Diagnostic Software (SDS) is a proprietary technical tool used exclusively by authorized dealers to interface with STIHL power products equipped with electronic components, such as M-Tronic™ (microprocessor-controlled ignition) and stihl diagnostic software 20

Suspect the solenoid is dead? Use the software to trigger it manually. You can activate relays, fuel pumps, and solenoids with a click of a button to hear if they are functioning, without bypassing safety systems. This is the feature most pros care about

SDS 2.0 provides an accurate log of how many hours a tool has worked, its maximum RPM history, and even how many times it has been started. After a repair (like a piston replacement or

Software alone isn't enough. To use STIHL Diagnostic Software 2.0, you typically need the .