Kia P1723: TCM A/T Control Relay Line Circuit Malfunction
Is your scanner showing Kia P1723?
No worries. We'll show you what it means and how to deal with it.
Kia P1723: TCM A/T Control Relay Line Circuit MalfunctionOVERVIEW
What Does The Kia P1723 Code Mean?
Key on or engine running and the PCM detected the A/T control relay voltage as less than 7 volts. The PCM locks the gear selection into 3rd gear for safety when this trouble code sets.
What Are The Potential Causes Of The Kia P1723 Code?
- O/D “Off” lamp circuit is open between PCM and the TCM
- O/D “Off” lamp circuit is shorted to ground between the TCM and the PCM
- O/D “Off” lam circuit is shorted to system power between the TCM and the PCM
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Kia P1723, DTCDECODE.