A free program for Android, by YAMAHA MOTOR Co. Ltd.

POWER TUNER: Engine tuning app for off-road motorcycles and scooters allows you to change the parameters of two maps. One is for Ignition timing and the other is for Fuel injection. You can adjust both maps to suit your preference and the current riding conditions.

The parameters you can change on each map are the amount of fuel that is injected and the timing of the ignition. This app also provides information about the current engine status, and it will help you to find out if your motorcycle is properly configured for the current operating conditions.

In addition, the app can also be used to check the current engine status, which is useful if you need to check the motorcycle’s status after it has been assembled and if you want to know the current condition of the engine.