P254C - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P254C diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P254C code.

OBD II Fault Code

  • OBD II P254C

OBD-II Code Powertrain Control Module (PCM) failure is defined as a PTO Speed Selector Sensor/Switch 1 Circuit Low

The PTO Speed Selector allows the PTO to be operated at different speeds. If the Speed Selector switch sends back an implausible signal, code P254C will be set and the PTO will be disabled.The PTO allows Auxiliary equipment such as a dump bed or plow to be hydraulically operated using the vehicle's transmission.

Powertrain Control Module (PCM) failure Symptoms

  • PTO system disabled

Common Problems That Trigger the P254C Code

  • Powertrain Control Module (PCM) failure
  • PTO speed selector switch failure
  • Wiring issue

About the Author

Brad Kava is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.

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