Empowering Professionals with P0123 A Comprehensive Tutorial

Been getting "P0123 - Throttle Position (TP) Sensor Circuit High Input" lately during WOT. CEL comes on but resets when car shuts down. The P0123 CEL description TPS/APP Circuit High and Throttle Position Sensor 1 Circuit High; which I read as meaning the same thing... I would ... P0123 code is for the Throttle Position Sensor, not the Petal sensor. Might check the connections at the throtle body on the engine or the connectors in the ... 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. How to quickly test and replace the throttle position sensor for your car or truck. Typical symptoms of a bad or failing TPS include: poor ... Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here - Throttle Position Sensor/P0123 - After noticing some rough shifting ... The P0123 code, also known as Throttle Position Sensor/Switch A Circuit High Input, holds significant importance in vehicle diagnostics. The code is TPS related so a new throttle body should fix the issue since it is built in to the throttle body itself. 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. A fault ... What is P0123? · Code P0123 is defined as 'Throttle Position Sensor/Switch A Circuit High Input. · DTC P0123 shows up when the Powertrain Control Module (PCM) ...