4 hidden features of car keys

1, open all carows
Many brands of car keys can open four-door windows through long press "unlock" buttons, this feature is very easy to use in hot summer, which can release the hot air in the car in advance, or let it in the car formaldehyde As soon as possible, it can be described as two. It is worth mentioning that not all the keys of all models have this function, and some models can only open the main driving window. If the car key does not have such a function, it can only be considered a reduction.
2, close all windows 
The reason why the "Window" and "Clint Window" are listed separately because we find that there are some models to be able to lose the window, but they cannot drop the window, this is a very strange design. By pressing the "Lock" button to achieve the closing four-door window and the skylight, it is also a very practical function. When you leave the car, one ground is turned off, or forgetting the window after the fire is turned off, you can pass this Function is done.
3, folding rear view mirror
Model with "Rearview Mirror Automatic Fold" function, generally implement the rearview mirror folding while pressing the "Lock" button, and the rear view mirror of some models does not have automatic folding function, more intense manufacture Chamber of Commerce Setting the fold button in the car may also add this function to the key, the operation method is the lock, press the "Lock" button again or hold the "lock" button for a second. This feature avoids the risk of rearview mirrors when parking and public parking parking.
4, remote start
Models with mobile phone interconnects can be remotely started by mobile app, but there are many models of car keys have this function, which is generally divided into two cases, one is a separate "remote boot" button with clockwise arrows. And "2X" or "x2" words, the other does not have a separate button, but can still be remotely started, the operation method is to quickly press the "Lock" button for 3 consecutive times. In winter, hot cars, open air conditioners in advance, very convenient and practical.

The "hidden features" of these car keys are not rare, but many people don't know, we will always have people who have opened 3 or 5 years. In fact, these functions have instructions in the "Owner's Manual", just a thick one, someone will go fine. The practicality of these hidden features is not necessary to exaggerate, and once you find your own car key has these hidden features, you must use it more carefully, although car manufacturers have tried to avoid malfunction, they still have misunderstand The situation appears. Go and see if your car key has these functions.