Buy 1998 Subaru Impreza 2.5L MT RS Coupe Throttle Position Sensor. Throttle Position Sensor Your - OEM Subaru Part # 22633AA110 (22633AA111)

SENSOR ASSEMBLY-THROTTLE Throttle Position Sensor

Fits Forester, Impreza, Legacy, Outback

Throttle Position Sensor
Your engines throttle position sensor tells the engine computer in your Subaru how far the gas pedal is being depressed. If it has failed, you may notice symptoms such as no acceleration or poor acceleration in addition to a check engine light.