Restore proper throttle to your vehicle with this new direct replacement Throttle Position Sensor the TPS is a key component to your vehicle's ability to monitor the position of the throttle. It functions by sending a signal to the engine control unit (ECU) so the vehicle's engine management can maintain proper engine function. A bad or malfunctioning throttle position sensor will often cause a check/service engine light error codes loss of power and or poor/erratic engine speeds.** Factory Replacement Part that Meets or Exceeds Original Manufacturer Specifications for the Vehicles Listed.