1. The ignition switch position
1, the LOCK locked car, the general car keys into the lock gear is equal to the wheel, the wheel can not have much activity.
2, ACC power to the entire vehicle, radios, lights, etc. can be used normally, air conditioning can not be used.
3, ON addition to the engine, the rest of the infrastructure is open, you may unlock the steering wheel, air conditioning may be used, but the air conditioning cooling effect is not very good. When the key is in the ON state normal traffic, then the whole car all circuits in operation.
4, START start the car, start the engine, fuel consumption, the car opened, air-conditioning cooling effect to be good. START is the engine starting gear shift, automatically resume a normal state after startup file is ON.