Unlocking the Potential of P0123 A Beginner's Guide

2008 JK X threw the code P0123 so we replaced the throttle body and accelerator pedal sensor today. It ran great for most of the day then, the lightening bolt ... P0123 (M) Throttle Position Sensor Voltage High Throttle position sensor input above the maximum acceptable voltage. 04-06 Ralliart Engine/Drivetrain - TPS sensor help!!!!! Throwing a code P0123 - So my car for the last year has been messing up. P0123 limp mode · Malfunctioning throttle position sensor · Bad pedal position sensor · Sensor circuit issues, including loose connections, ... I have error code P0123-Tps Circuit High. Tried to look and see the connector, saw that one of the pins was disconnected, re wired it, was running fine until I ... P0123 Code - Throttle Position Sensor/Switch A Circuit High Input - MAP Cooling. MAP cooling can be fix with replacing thermostat. Usually if the TPS or APPS has issues it throws the 2121 or 2122. The TPS has two circuits. One is the 5 volt for actual position to control the RPM. Get a TPS wiring harness rewire kit as suggested and try that first. If it doesn't correct the issue replace the TPS sensor. 2 Answers 2 ... As a follow up, I took the car in to my mechanic and he was able to diagnose that the problem was actually the crankshaft position ... Comments Section ... Check your throttle body? ... Did you maybe unplugthe throttle body or is the harness/connector broken? Both DTC' point to a ...