1. First, pry open the smart key of the vehicle, take down the button panel of the smart key directly, and then remove the circuit board of the smart key.
2, use the electric soldering iron to remove the chip on the circuit board, and then replace the new chip, weld the new chip, that is, complete the replacement of the smart key chip.
3, for the smart key replacement chip, need to pay attention to the other resistors and patches on the smart key circuit board, replace the chip inside the smart key, need to be re-matched with the vehicle's built-in computer, if not matched, the new smart key chip can not control the vehicle lock and unlock.
If the owner's practical ability is relatively weak, it is recommended that the owner drive the vehicle to the car repair factory, the professional staff will replace the chip of the vehicle smart key, and the new chip will be matched with the vehicle's built-in computer.
Take it off after a couple of hours with a nail polish remover or a heat gun to repair an appliance
When you buy a car, you will be given a pair of keys and a code that has been recorded in the 4S shop. As long as you get your contract and the car frame number to the 4S shop, you can send back the original configuration cost of more than 1000, and it will take some time to send back because he is 300W rolling password