Kia Carnival 2009 General Information Manual page 6

2. ENTER button is pressed, the tester displays the actual voltage of generator.
Press ENTER to test the charging system.
3. The MICRO 570 will prompt you to rev the engine until the rev detected. It will then collect the data.
4. Press ENTER.
5. The MICRO 570 will analyze the charging system output at idle for comparison to other readings.