Throttle Position Sensor TPS for Toyota for Corolla 2.0L 89281-35020 198300-3020 8928135020 198300-3031 198300-3021 [Function] This throttle sensor helps solve problems such as engine stalling and fault codes. [Part Number]: 89281-35020 198300-3020 89281-52011 198300-3031 198300-3021 89281 35020 8928135020 The function of the automobile throttle position sensor is to detect the condition of the engine, accurately transmit data, and support the operation of the car. Please compare item pictures or OE numbers before purchasing. This way you avoid discrepancies and bad purchases.