Maximize Your Results with p0123 The Ultimate Training Guide

DTC P0123 Throttle Position (TP) Sensor Circuit High Voltage. Object Number: 218503 Size: PAGE-WIDE Click here for detailed picture of above image. 1. Turn the ignition key to the on (NOT start) position. 2. Press the gas pedal to the floor and HOLD for five seconds. 3. Turn the key to the " ... P0123 TPS Voltage Higher than max limit - Jeep ... This was the first time I have ever seen 12v on a potentiometer style throttle position sensor. The spec for ... Code reads 0123 - Throttle/Pedal Position Sensor/Switch A Circuit High Input. Along with this code I have some downstream sensor circuit codes. Known causes of this issue can be the accelerator pedal assembly, the TPS sensor at the throttle body (or somewhere near the brake master cylinder), a worn ... The problem is the code only comes back after i accelerate through a right turn so i dont see how replacing the tb would fix said issue. If you got coolant on the sensor that may have tripped the light for a little bit. It happened to me when I changed my turbo with my TGV sensors ... It sounds like the TPS sensor is bad. Here are instructions on how to change the sensor out in the diagrams below. It looks like it self- ... Engine & Transmission - P0123 Code - Working on my mothers 97 Blazer 4.3 , used a code reader and pulled a P0123 TPS high voltage. CEL P0123 Throttle Position Sensor/Switch A Circuit High Input help Factory 2.5L Turbo Powertrain (EJ Series Factory 2.5L Turbo)