P251E
PTO Engine Shutdown Circuit Low
P251E is an OBD-II diagnostic trouble code meaning: PTO Engine Shutdown Circuit Low. Common causes: open or short circuit in pto circuit, faulty pto relay. Estimated repair cost: $6–56.
Symptoms
- Inability to turn on PTO
- Spontaneous PTO shutdown
- Check Engine Light Is On
- Engine power reduction during PTO operation
Causes
- Open or short circuit in PTO circuit
- Faulty PTO relay
- Problems with the engine control unit
- Corrosion of contacts in connectors
- PTO position sensor malfunction
How to Fix
- Check the integrity of the PTO circuit wiring and connectors
- Test PTO relay for faults
- Check the voltage at the control unit terminals
- Clean contacts from corrosion
- Replace PTO position sensor if necessary
Related codes
Error P251E by Vehicle Brand
FAQ
What does the P251E code mean?
P251E is an OBD-II diagnostic trouble code that indicates: PTO Engine Shutdown Circuit Low
What causes a P251E error code?
The most common causes of P251E include: Open or short circuit in PTO circuit; Faulty PTO relay; Problems with the engine control unit; Corrosion of contacts in connectors.
How do I fix a P251E diagnostic trouble code?
To fix P251E: Check the integrity of the PTO circuit wiring and connectors. Test PTO relay for faults. Check the voltage at the control unit terminals. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P251E?
Yes, but get it checked soon
How much does it cost to fix P251E?
The estimated repair cost for P251E is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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