Fuel injector injection amount learning

This function is used to learn the correct fuel injection amount for the vehicle injectors.
Note:
Once the learning process is started, it must not be canceled before it is completed. If it is canceled, turn off the ignition for at least 15 seconds before starting the function again. The vehicle's engine speed may change during the process.
Preconditions for the test:
Procedure:
  1. Press the OK button to start learning process.