If you do not have access to the diagnostic software, you can perform a manual "M-Tronic reset" to recalibrate the engine: :
The existence of Stihl Diagnostic Software 2.0 highlights a broader trend in the outdoor power equipment industry: the widening gap between authorized service centers and the independent DIY mechanic. In the past, a mechanically inclined owner could rebuild a carburetor with a screwdriver and a cleaning kit. Today, without the specific diagnostic software and interface cable, repairing a modern fuel-injected Stihl chainsaw can be impossible. stihl diagnostic software 20
STIHL has invested heavily in protecting its software. Key security features include: If you do not have access to the