Description:

This error code, TEC 001231.12, is triggered when the data received by the TEC control unit from the vehicle CAN BUS are faulty or incomplete. This indicates a problem in the vehicle CAN BUS communication network, which may be due to interference, wiring issues, or device malfunction.

Reaction:

When this error occurs, the control unit may experience communication problems with other vehicle systems, leading to reduced performance or erratic behavior of the equipment. This can affect the overall functionality and safety of the machine.

Recommendations:

Inspect CAN BUS Connections:

• Check all CAN BUS connections for secure fitting and signs of damage or corrosion.
• Ensure that all connectors are properly seated and cables are intact.

Check for Interference:

• Identify and eliminate potential sources of electromagnetic interference that could disrupt CAN BUS communication.
• Ensure proper shielding of CAN BUS cables.

Update Firmware:

• Verify that the firmware of the control unit and any connected devices is up-to-date. Install any available updates.

Test CAN BUS Devices:

• Use diagnostic tools to test the functionality of devices connected to the CAN BUS.
• Replace or repair any devices found to be malfunctioning.

Consult Technical Support:

• If the issue persists, contact the manufacturer’s technical support for further diagnostics and assistance.
• Provide detailed information about the error code and the steps taken to resolve it.

Monitor for Recurrence:

• After performing the recommended actions, monitor the equipment to ensure the error does not recur.
• Keep a log of any further occurrences of this error code to aid in future troubleshooting.

Note:

Regular maintenance and inspections of the CAN BUS network can help prevent communication errors. Ensuring a clean and stable electrical environment can also minimize the risk of such issues.