👉 A carburetest is a device used in automobiles to automatically adjust the fuel injection pressure for optimal combustion efficiency. It is typically found on the engine's fuel pump and can be adjusted by pressing a lever or button, which triggers an electronic control system to adjust the gas flow rate based on the vehicle's speed and engine load. This feature helps ensure that the engine operates efficiently in different driving conditions, such as when it's hot, cold, or running at high speeds. It is essential for maintaining
