Sturdy ABS: The throttle position sensor is made of ABS material, which is resistant to friction, durable and not easy to break. Measures throttle position by varying voltage, sends information to on-board computer, which uses information and other inputs to calculate correct fuel delivery. Replacement: The throttle position sensor is an indispensable accessory for the use of automobiles, and it is an accessory to ensure the normal operation of the automobile engine. The function of the automobile throttle sensor is to detect the state of the engine, transmit data accurately, and provide support for the operation of the automobile. Please compare item images or OE numbers before purchasing. This will avoid discrepancies and wrong purchases.