The engine speed sensor, also called the crankshaft position sensor, is one of the most important sensors in the EFI engine control system. The function of the engine speed sensor is to detect the engine speed, determine the position of the crankshaft, detect the signal of the top dead center of the piston and the signal of the crankshaft angle, and transmit the detected signal to the ECU for cont...

Air Filter Excavator air filter is a common construction machinery accessory, its main function is to filter the air entering the engine to prevent dust and particles from entering the interior of the engine, thus protecting the engine and other key components. If the excavator air filter  is of poor quality, it will have a negative impact on the efficiency and service life of the excavator. ...