P255A
PTO Speed Selector Sensor/Switch 2 Circuit/Open
What it means
P255A means PTO Speed Selector Sensor/Switch 2 Circuit/Open.
Where it lives
For P255A, the sensor sits on the circuit this code reports. The description of P255A reports the sensor as open.
Check these first
- An open in the PTO speed selector sensor 2 circuit
- A failed PTO speed selector sensor 2
- Corrosion at the PTO speed selector sensor 2 connector
- A blown PTO speed selector 2 circuit fuse
What to do next
- Read PTO speed selector sensor 2 on a scan tool
- Check the PTO speed selector 2 circuit fuse
- Test the PTO speed selector sensor 2 circuit for an open
- Inspect the PTO speed selector sensor 2 connector for corrosion
- Replace the PTO speed selector sensor 2 if the circuit tests good
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.