📅 2024-01-02 — Session: Troubleshooting Freediag and OBD-II communication issues
🕒 16:35–17:05
🏷️ Labels: Freediag, OBD-II, Troubleshooting, Vehicle Diagnostics, Compatibility
📂 Project: Dev
⭐ Priority: MEDIUM
Session Goal
The session aimed to address and resolve various communication and compatibility issues encountered with Freediag software and OBD-II scanners.
Key Activities
- Interface Selection: Reviewed different interfaces available for Freediag and provided guidance on selecting the appropriate one based on the scanner type.
- Error Troubleshooting: Addressed common error messages related to permission issues and unsupported communication protocols with OBD-II adapters on Linux systems.
- Communication Checklist: Developed a comprehensive checklist for diagnosing communication issues between Freediag and vehicle ECUs, including compatibility checks and protocol identification.
- CAN 11-bit Protocol: Provided a step-by-step guide for troubleshooting CAN 11-bit protocol communication issues.
- Compatibility Analysis: Analyzed potential reasons for connection issues with Freediag, including protocol support limitations and hardware interface compatibility.
- Scantool Troubleshooting: Outlined steps for resolving ‘device is not responding’ errors with Scantool and OBD-II adapters.
- GALLETTO EOBD2 Analysis: Analyzed the compatibility of the GALLETTO EOBD2 scanner with Peugeot 207.
Achievements
- Clarified the process for selecting the right interface for Freediag.
- Provided actionable steps for resolving common error messages and communication issues.
- Developed a detailed checklist for diagnosing vehicle communication issues.
Pending Tasks
- Further testing of different OBD-II adapters with Freediag to ensure compatibility.
- Exploration of alternative software solutions for unsupported protocols.