If you have replaced any engine component (carburetor, solenoid, coil), go to the "Service" menu and select The software will ask you to start the engine and let it idle for 90 seconds, then rev to full throttle for 10 seconds. The software monitors air density, fuel quality, and altitude to self-optimize.
The software is essential for troubleshooting modern, high-performance equipment, including: stihl diagnostic software 20
: Log in to the STIHL Dealer Portal and navigate to the "Links" section to find the software download. If you have replaced any engine component (carburetor,