ANSWER: Need make, model and year to be able to tell you how to reset the throtle position.
Throttle position sensor out of range.
Throttle Position sensor out of range
How can you repair the throttle position
A Throttle Position Sensor (TPS) reports to the ECM how open the throttle is. The signal is sent as voltage to the ECM, and the amount of voltage reports how open the throttle is. The throttle is what allows gasoline to get to the engine, and in a car that is the gas pedal. We would think fo the value as 0% to 100% and any range between.
The function of a throttle position sensor is to monitor the position of the throttle in an internal combustion engine.
The throttle position sensor is in the throttle body.
The throttle position sensor is located on the throttle body at the end of the throttle shaft.
code po121 means Throttle Position Sensor/Switch A Circuit Range/Performance Problem . it is usually indicative of a faulty throttle position sensor or faulty wiring harness in the engine bay.
To locate the throttle position sensor (TPS) on a 2004 Range Rover, first, open the hood and locate the engine. The TPS is typically mounted on the throttle body, which is connected to the intake manifold. Look for a small, cylindrical component attached to the throttle body, usually with an electrical connector. If necessary, consult the vehicle's service manual for specific diagrams and additional details.
The throttle position sensor is located on the throttle plate.
The throttle position sensor is on the throttle body, opposite of where the cables attach.
The throttle position sensor is on the throttle body on the opposite side of the cables.