Code trailer function

The control unit must be coded according to the corresponding equipment in order for all functions to work correctly. For example, when retrofitting/removing trailer hitch, you have to code/decode on/off function for trailer for it to work correctly.
Note:
Coding takes up to 2 minutes, during that time the diagnostic equipment may not be disconnected.
The ignition must NOT be turned off during the coding.
Test conditions:
Procedure:
  1. Start the function.
  2. A dialogue box shows the current coding.
  3. Coding takes up to 2 minutes, during that time the diagnostic equipment may not be disconnected.
  4. The function is done.