SCO 000629.12 – Control Software Internal Fault

SCO 000629.12 (SCO 629.12)

Code: 000629.12

Shortcode: 629.12


This error code, SCO 000629.12, indicates that a fault occurred during the launch of the software, specifically related to the watchdog timer. This fault can prevent the control software from operating correctly.


When this fault is detected, the control software may have limited functionality or may cease to function altogether.


  • Reboot Control Software:
    • Restart the control software to see if the issue resolves itself.
  • Check Power Supply:
    • Ensure that the power supply to the control module is stable and within the required specifications. Address any power supply issues.
  • Inspect Watchdog Timer:
    • Verify that the watchdog timer is functioning correctly. Consult technical support if the watchdog timer needs replacement or reconfiguration.
  • Update Control Software:
    • Ensure that the control software is up-to-date. Update the software to the latest version if necessary.
  • Consult Technical Support:
    • If the issue persists, consult technical support for further diagnostics and possible replacement of the control module.


Preventive Maintenance:

  • Regularly check the control software and its components to ensure they are functioning correctly and prevent future faults.

Control Units: John Deere

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