Powertrain
generic / SAE
P251E
PTO Engine Shutdown Circuit Low
The PTO engine-shutdown command line reads stuck low — usually a short to ground or a permanently asserted shutdown request. The ECM may treat this as an active shutdown command and refuse to start or keep the engine running while in PTO mode.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number5 / 1E
Possible causes
- Shutdown wire shorted to ground high
- Connector pins corroded - high contact resistance low
- Harness chafing through insulation low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 60–350 €
- Estimated time: 0.3–1.5 h
- Component: pto shutdown circuit
- MIL / check engine light
Sources
References
sae:J2012