Description:

This diagnostic trouble code, JDL 298885.31, is triggered when the internal memory of the JDL control unit is full. This indicates a problem in the connection to the JDLink server, preventing data from being uploaded and cleared from the control unit.

Reaction:

When this error code is triggered, the control unit may be unable to store new data, leading to potential loss of important information and reduced functionality.

Recommendations:

Check JDLink Connection:

• Verify that the JDLink server connection is active and functioning correctly. Ensure that the control unit can communicate with the server.

Free Up Memory:

• Manually delete unnecessary or old data from the control unit to free up memory space.
• Ensure that data upload settings are configured correctly to prevent memory overload.

Update Control Unit Software:

• Ensure that the control unit software is up-to-date. Install any available updates to improve memory management and system stability.

Monitor Memory Usage:

• Regularly monitor the memory usage of the control unit to prevent capacity issues. Implement a schedule for regular data uploads and memory maintenance.

Consult Technical Support:

• If the issue persists after performing the above steps, consult the manufacturer’s technical support for further assistance.
• Provide the diagnostic trouble code and any relevant information gathered during the inspection.

Note:

Maintaining adequate memory capacity in the control unit is essential for proper operation. Regular monitoring and maintenance can help prevent memory-related issues and ensure reliable data management.