WOMS
U code network Medium severity

U0317 Software Incompatibility with Park Brake Control Module

The OBD2 code U0317 indicates a communication issue between the vehicle's control modules, specifically indicating that the software in the Park Brake Control Module is incompatible with other modules in the vehicle

Definition

The OBD2 code U0317 indicates a communication issue between the vehicle's control modules, specifically indicating that the software in the Park Brake Control Module is incompatible with other modules in the vehicle

Common causes

  • Faulty Park Brake Control Module
  • Incompatible software version in the control module
  • Corrupted software in the control module
  • Communication issues between modules
  • Wiring or connector problems
  • Recent software updates not applied
  • Faulty or damaged control module
  • Incorrectly programmed module after replacement

Common misdiagnoses

  • Faulty Park Brake Control Module
  • Wiring issues or shorts in the harness
  • Faulty ABS module
  • Incorrectly programmed or updated software
  • Faulty brake switch
  • Issues with the vehicle's main control module
  • Problems with the CAN bus communication
  • Battery or power supply issues

Troubleshooting steps

  1. 1. Check for Other Codes

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

  2. 2. Inspect the Park Brake Control Module

    Physical Inspection: Check the module for any visible damage, corrosion, or loose connections

  3. 3. Wiring and Connectors

    Inspect the wiring harness and connectors for signs of wear, damage, or poor connections

  4. 4. Software Updates

    Manufacturer Updates: Check if there are any software updates available for the Park Brake Control Module or the vehicle’s main control module. Sometimes, manufacturers release updates to fix compatibility issues

  5. 5. Reprogramming

    If an update is available, reprogram the module using the appropriate diagnostic tool

  6. 6. Clear Codes and Test Drive

    After performing any repairs or updates, clear the trouble codes using the OBD-II scanner and take the vehicle for a test drive to see if the code returns

  7. 7. Check for Module Communication

    Use a scan tool to verify that the Park Brake Control Module is communicating properly with other modules in the vehicle. If there are communication issues, further investigation may be needed

  8. 8. Inspect Other Modules

    If the Park Brake Control Module is not the only module showing issues, inspect other related modules for compatibility and communication problems

  9. 9. Battery and Ground Connections

    Ensure that the vehicle’s battery is in good condition and that all ground connections are secure. Poor power supply or grounding can lead to module communication issues

  10. 10. Consult Technical Service Bulletins (TSBs)

    Look for any TSBs related to the U0317 code or the Park Brake Control Module for your specific vehicle make and model. TSBs can provide valuable information on known issues and fixes

  11. 11. Professional Diagnosis

    If the issue persists after performing the above steps, consider seeking help from a professional mechanic or dealership. They may have access to specialized tools and software to diagnose and resolve the issue

  12. 12. Replacement of the Module

    As a last resort, if all other troubleshooting steps fail, consider replacing the Park Brake Control Module. Ensure that the replacement module is compatible with your vehicle.Conclusion Troubleshooting OBD-II code U0317 involves a systematic approach to identify and resolve software incompatibility issues with the Park Brake Control Module. Following these steps can help you diagnose the problem effectively