Set engine speed

This function is used to change the engine speed.
Note:
Select the engine speed according to the list that appears. Selected speed lasts for about 10 seconds and then returns to standard speed.
While the speed is changed, the following is displayed:
Test prerequisites:
Procedure:
  1. Start the function.
  2. Start the engine and allow it to reach normal operating temperature.
  3. Select engine speed from the list.
  4. Data are displayed for 10 seconds.
  5. Exit the function.