PTP 000628.02 – PTP EOL Data Fault

PTP 000628.02 (PTP 628.02)

Code: 000628.02

Shortcode: 628.02


This error code is generated when the End-of-Line (EOL) memory fails during start-up. This indicates an issue with the PTP control unit’s memory integrity.


The control unit commands the transmission to park, which is recoverable upon power-up.


  • Power Cycle the Unit:
    Attempt to restart the vehicle to see if the error clears. Sometimes, a simple power cycle can resolve memory-related issues.
  • 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. Sometimes, software updates can resolve memory faults.
  • 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 integrity of the PTP control unit’s memory is crucial for accurate operation and diagnostics. Regular updates and checks can help prevent such issues.

Control Units: John Deere

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