PL3 000639.14 – Vehicle CAN Bus (500 kBd), Very High Error Rate
PL3 000639.14 (PL3 639.14)
Code: 000639.14
Shortcode: 639.14
Description:
This diagnostic trouble code is generated when the control software detects too many incorrect CAN Bus messages at a rate of 500 kBd, indicating a general problem with the Vehicle CAN Bus connection.
Reaction:
The control software may exhibit limited or no functionality when this fault is detected.
Recommendations:
Verify CAN Bus Connections:
- Ensure all CAN Bus connections are secure and free of damage. Repair or replace any faulty connections.
Inspect CAN Bus Traffic:
- Use diagnostic tools to monitor CAN Bus traffic for excessive errors or interference. Identify and address any sources of disruption.
Check for Hardware Faults:
- Inspect control units and other connected devices for hardware faults that may be contributing to the high error rate. Replace any defective components.
Update Control Software:
- Ensure the control software is up-to-date to minimize communication errors.
Note:
A very high error rate on the CAN Bus can lead to significant operational issues. Promptly address the underlying causes to maintain reliable vehicle operation.