Description:

This error code, TEI 001231.14, is saved when the data received by the TEI control unit from the CAN BUS are extremely faulty or incomplete. This indicates a severe communication problem within the vehicle’s CAN BUS network.

Reaction:

When this fault code is triggered, the equipment may experience severe communication issues, potentially leading to major malfunctions or complete loss of functionality in systems reliant on CAN BUS data.

Recommendations:

Inspect CAN BUS Connections:

• Thoroughly check all connections within the CAN BUS network for signs of damage, loose connections, or corrosion. Secure and repair as necessary.

Check for Interference:

• Ensure there are no sources of electromagnetic interference near the CAN BUS network that could be causing severe data corruption.

Reset the CAN BUS Network:

• Perform a network reset by disconnecting power to the CAN BUS components and reconnecting after a few minutes.

Update Firmware:

• Ensure that all components on the CAN BUS network have the latest firmware updates installed.

Replace Faulty Components:

• Identify and replace any faulty CAN BUS components that may be causing the very high error rate.

Consult Technical Support:

• Contact John Deere technical support for further diagnostics and assistance.

Note:

Very high error rates in the CAN BUS network are often due to poor connections, severe interference, or critically faulty components. Regular maintenance and timely interventions are crucial to prevent such issues.