04 lexus is300 code p2121

Question

I have replaced the tps, maf and pedal position sensor and still not running right. Ecu have been reset too

Answer 1

P2121 Throttle Pedal Position Sensor Switch D Circuit range perfromance

This code is with the pedal position sensor that is mounted on the top of the accelerator pedal. P2121 use another pedal position sensor, and check the connection for this