RPT 001894.31 – INFORMATION FOR OPERATOR: Rear PTO Switch On When Engine was Started

RPT 001894.31 (RPT 1894.31)

Code: 001894.31

Shortcode: 1894.31


This operator information code, RPT 001894.31, is generated when the rear PTO is switched on while starting the engine or turning on the ignition. If this code is generated although the rear PTO was not on while starting the engine, it indicates a potential issue with the rear PTO switch.


This code serves as information for the operator and may indicate a potential issue with the rear PTO switch or user operation error.


Perform Rear PTO Switch Operational Check:

  • Follow the manufacturer’s guidelines to perform an operational check of the rear PTO switch.
  • Ensure the switch functions correctly and does not remain on unintentionally.

Inspect PTO Switch:

  • Check the rear PTO switch for any visible damage or disconnections.
  • Ensure the switch is securely mounted and connected properly.

Check Wiring and Connections:

  • Inspect the wiring and connections related to the rear PTO switch for signs of damage, corrosion, or loose connections.
  • Repair or replace any damaged components.

Update Control Software:

  • Ensure that the control software is updated to the latest version.
  • Apply any available patches or updates that address switch issues.

Consult Technical Support:

  • If the problem persists, consult with technical support or the equipment manufacturer for further assistance.
  • Provide detailed error logs and diagnostic reports to aid in troubleshooting.


Ensuring the rear PTO switch functions correctly is crucial for safe and efficient operation. Regular inspections and maintenance of the switch and its wiring can prevent such issues.

Control Units: John Deere

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