OIC 520870.02 – Control Software Internal Fault

OIC 520870.02 (OIC )

Code: 520870.02

Shortcode:

Description:

This error code indicates an error when reading the internal module (EEPROM). The end-of-line memory check failed at start-up, suggesting a problem with the internal memory of the control software.

Reaction:

The control software may function in a limited capacity or not at all, affecting the overall operation of the vehicle.

Recommendations:

Reboot Control Unit:

  • Attempt to reboot the control unit by switching the ignition OFF and then ON again to clear temporary issues.

Inspect Control Unit:

  • Check the control unit for physical damage, loose connections, or corrosion. Repair or replace any faulty components.

Update Control Software:

  • Ensure that the control software is updated to the latest version. Firmware updates might resolve EEPROM read errors.

Reprogram EEPROM:

  • Attempt to reprogram the EEPROM with the correct and updated software version to address the internal memory issue.

Consult Manufacturer Support:

  • If the issue persists after reprogramming, consult technical support or the manufacturer for further diagnostics and potential replacement parts.

Monitor System Performance:

  • After addressing the issue, monitor the system to ensure the EEPROM reads correctly and the error does not recur.

Note:

Regular updates and maintenance of the control software and hardware are crucial for preventing internal faults and ensuring reliable vehicle operation.


Control Units: John Deere

John Deere Parts
John Deere Logo