What are the symtons of a tp sensor going bad?

Symptoms of a failing throttle position (TP) sensor include erratic engine performance, such as hesitation during acceleration or stalling. You may also experience poor fuel economy and unusual fluctuations in engine RPMs. Additionally, the check engine light may illuminate, and the vehicle's responsiveness to throttle inputs may become inconsistent. If these issues arise, it's advisable to have the sensor inspected or replaced.