What is the OBD unlock patch ?
The OBD unlock patch allows to unlock OBD operations on an ECU.
This patch is only available on a limited number of ECU's
When to apply it ?
Before the first OBD read.
Be careful, in some cases an update by the manufacturer might erase the applied patch. You will then need to repeat the operation.
How to apply the patch ?
- Connect to the ECU using Boot or Bench.
- Press "Write ECU". A new button called "OBD unlock patch" appears. By clicking on it, you will unlock OBD operations.