Walker Products 245-2078 Mass Air Flow Sensor

The Walker Products 245-2078 Mass Air Flow Sensor is designed to measure the amount of air entering the engine by weight, utilizing changing voltages or frequencies. This sensor sends critical information to the onboard computer, which calculates the appropriate amount of fuel to be delivered. Common symptoms of a failing MAF sensor include poor starting, engine surging, stalling, and the illumination of the check engine light. As a non-serviceable component, it is essential to replace malfunctioning sensors to maintain optimal engine performance. Walker Products has been a trusted name in the automotive industry since 1946, providing high-quality fuel system components and engine sensors that meet or exceed OEM standards. • Measures air by weight through changing voltages or frequencies • Sends information to the onboard computer for fuel calculation • Symptoms of failure include poor starting and engine stalling • Non-serviceable; replace if malfunctioning • Fits various Audi and Volkswagen models from 1993-2000