WOMS
U code network Medium severity

U2407 Invalid Data Received from Vehicle Control Module

The OBD2 code U2407 indicates that the vehicle's control module has received invalid or corrupted data from another control module, leading to communication issues within the vehicle's network

Definition

The OBD2 code U2407 indicates that the vehicle's control module has received invalid or corrupted data from another control module, leading to communication issues within the vehicle's network

Common causes

  • Faulty Vehicle Control Module (VCM)
  • Poor or damaged wiring/connectors
  • Corrupted software or firmware in the VCM
  • Communication issues between modules
  • Faulty sensors sending incorrect data
  • Low battery voltage or electrical issues
  • Interference from aftermarket devices or modifications

Common misdiagnoses

  • Faulty Vehicle Control Module (VCM)
  • Wiring issues or shorts in the communication lines
  • Faulty Transmission Control Module (TCM)
  • Incorrectly configured or programmed modules
  • Faulty sensors related to vehicle dynamics
  • Issues with the CAN bus system
  • Power supply problems to the control modules
  • Software glitches or outdated firmware in control modules

Troubleshooting steps

  1. 1. Check for Other Codes

    Use an OBD-II scanner to check for any additional trouble codes. Sometimes, multiple codes can provide more context about the issue

  2. 2. Inspect Wiring and Connectors

  3. 3. Check the wiring and connectors related to the vehicle control module (VCM) for any signs of damage, corrosion, or loose connections

  4. 4. Pay special attention to the ground connections, as poor grounding can lead to communication issues

  5. 5. Clear Codes and Test Drive

  6. 6. Clear the trouble codes using an OBD-II scanner and take the vehicle for a test drive to see if the code reappears. This can help determine if the issue is intermittent

  7. 7. Check Battery Voltage

  8. 8. Ensure that the vehicle's battery is fully charged and that the voltage is within the normal range (typically 12.4 to 12.6 volts when the engine is off)

  9. 9. Inspect the battery terminals and cables for corrosion or loose connections

  10. 10. Inspect the Control Module

  11. 11. If the issue persists, inspect the vehicle control module itself for any signs of damage or failure

  12. 12. If possible, test the module with a known good unit to see if the problem resolves

  13. 13. Check for Software Updates

  14. 14. Some vehicles may require software updates for the control modules. Check with the manufacturer or a dealership to see if any updates are available

  15. 15. Scan for Communication Issues

  16. 16. Use a professional-grade scan tool to check for communication issues between the control modules. This can help identify if a specific module is not communicating properly

  17. 17. Inspect Related Components

  18. 18. Depending on the vehicle, other components such as the transmission control module (TCM) or engine control module (ECM) may be involved. Inspect these modules and their connections as well

  19. 19. Consult Technical Service Bulletins (TSBs)

  20. 20. Check for any TSBs related to the U2407 code for your specific vehicle make and model. Manufacturers may have issued guidance on common issues and fixes

  21. 21. Seek Professional Help

  22. 22. If you are unable to resolve the issue after performing these steps, it may be best to consult a professional mechanic or technician who has experience with your vehicle's make and model. By following these troubleshooting steps, you can systematically identify and address the underlying cause of the U2407 code