Master the Art of p0123 The Ultimate Training Guide for Professionals

Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here - Throttle Position Sensor/P0123 - After noticing some rough shifting ... I am getting P0123 Throttle/pedal position sensor/switch A circuit high. I have been told first thing to do is clean electrical connections at either end. No jumps in values in either direction. Normally that code means a defective part is detected, but best to test it before your replace it. You ... OBD-II code P0123 means that there is a high input in the Throttle/Pedal Position Sensor/Switch 'A' Circuit. This sensor provides input from ... P2135: accelerator pedal position sensor fault. There are two of these sensors on the gas pedal that report to the PCM. This data drives the throttle plate ... The problem is with the throttle or pedal position sensor high input. Is it possible to find the correct repair with just a multimeter since I can't afford a ... 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 ... A P0123 trouble code means that the PCM has recorded a reading from the TPS that exceeds the normal 4.5 volts for more than two seconds. I have a code P0123 and code P0223 even after I replace the Throttle body module. Also now my car won't accelerate. Throttle Position Sensor. The jeep will start fine and idle for a few seconds, then the RPMs will fluctuate and eventually stall. Not too sure what would cause this though.