PTP 000629.12 – PTP Control Unit Fault

PTP 000629.12 (PTP 629.12)

Code: 000629.12

Shortcode: 629.12


This error code is generated when the PTP software fails to execute within the allotted time, indicating a potential fault in the control unit’s operation.


The control unit limits functionality to prevent potential damage or operational issues.


  • Restart the System:
    Power cycle the vehicle to see if the error clears upon restart.
  • Inspect Control Unit:
    Check the PTP control unit for any signs of physical damage or issues with its connections.
  • Update Software:
    Ensure the PTP control unit software is up-to-date. Updating the software may resolve execution issues.
  • Consult Technical Support:
    If the issue persists, consult technical support or the manufacturer for further diagnosis and possible replacement of the control unit.


Maintaining the PTP control unit in proper working condition is crucial for vehicle operation. Regular updates and checks can help prevent such issues.

Control Units: John Deere

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