how do you create a functions and means tree for a vehicle?

here is an example of a functions means tree

thanks

Here is a partial Function-Means Tree for a cigarette lighter. Primary function IGNITE LEAFY MATERIALS Secondary functions Electrically Heated Wire Focused Sunlight Laser Possible means of achieving the primary function Flame Apply heat to leafy materials Generate electric current Convert electricity to heat Store fuel Protect users from post-usage burns Control flame Ignite fuel Supply fuel for flame Butane Gasoline Miniature heat pump Resistive wire Spark Electrical resistance Wall-outlet based system Battery-based system Secondary means Control electrical current Store electricity Convert chemical energy to electrical current Protect electric current from flame Generate electric current Function Activate Windows Go to Settings to Means Window Tertiary functions