End of line test

This function is used to check the installation of the control unit.
Test conditions:
Procedure:
  1. Start the function.
  2. Raise the trailer.
  3. Rotate the wheel indicated by the test.
  4. The wheel stops automatically if the right wheel has been rotated, if not the test is stopped.
  5. Apply brake pressure to the trailer, run the brake pressure test until the "OK" button is displayed.
  6. Release the brake pressure.
  7. Confirm with the "OK" button.
  8. Check that the warning lamp lights.
  9. Confirm with the "OK" button.
  10. Function complete.
  11. Print out the test results.