Genuine OEM Volkswagen Left Fuel Level Sensor, part number 7P0919673J. This sensor is responsible for accurately measuring the amount of fuel remaining in the vehicle's fuel tank. It is installed on the left side within the fuel tank assembly, sending electrical signals to the fuel gauge. Weighing approximately 0.187 kg, this unit features a float arm mechanism for level detection. Using a genuine OEM fuel level sensor ensures precise fuel gauge readings and proper integration with the vehicle's electrical system.