Build a Successful Career with p0123 A Guide for Job Seekers and Professionals

P0123 limp mode · Malfunctioning throttle position sensor · Bad pedal position sensor · Sensor circuit issues, including loose connections, ... A P0123 code means that the car's computer has detected that the TPS (throttle position sensor) is reporting too high a voltage. The P0123 code, also known as Throttle Position Sensor/Switch A Circuit High Input, holds significant importance in vehicle diagnostics. The TPS (Throttle Position Sensor) is a potentiometer that is mounted to the throttle body. It detects the throttle blade angle. As the throttle blade moves, ... P0123 Throttle Position Sensor ... Unplugged throttle body while replacing valve cover gaskets. Broke one of the tabs on the connector. Now I get ... I got the code P0123 so I figured I'd check the Tps sensor voltage and it was reading fine (has power, signal, ground) also checked it with throttle open and ... CAUSE: The Switch Sense circuit in the Clock spring in the steering wheel hub has shorted to battery voltage from the horn button circuit. When ... After my friend replaced the oil sensor, my car started a few times, but it had a few almost no starts. Now it will not start. There is no way this can lead back to a ground problem. You would have more different types of issues if this was a PCM ground issue, or an ... 1) spend 45 minutes taking things off / looking for sensor 2) open hood, see sensor 3) take 3 minutes to replace Steps with pictures!