Dior's motorcycle head in Sundiro is marked FI. What does FI mean?

FI stands for fuel injection. The head of Honda Dior scooter in Sundiro is marked with FI, indicating that the motorcycle adopts EFI engine. FI intelligent EFI system adopts seven kinds of electronic sensors, such as intake air temperature and pressure, throttle opening, oxygen content, crankshaft position and engine temperature. It integrates vehicle operation and driver's intention, and accurately controls air-fuel ratio and ignition timing after accurate calculation by ECU electronic control unit, so as to achieve the best combustion efficiency and bring more powerful power and lower fuel consumption. The Dior model of Sundiro Honda EFI version is SDH 125T-30, which is basically the same as the carburetor version in appearance.