1. When the anti-theft chip is damaged, it can be started with a mechanical key. If the mechanical key cannot be started, you need to go to the 4s shop to change a new key with a chip, or you can directly make a new key to make the previous chip fail.
< br >
2. When the car key chip is damaged, the spare mechanical key can also be used to start the vehicle. The key to the car is mainly embedded with an encryption chip. When unlocking, the key is verified by the RF transceiver of the body to confirm whether the key matches. To determine if the engine is ready to start.
< br >
This automotive chip is a digital anti-theft device that mainly locks the motor circuit and oil circuit of the car. Without the chip key, the car may not start. The chip is a small coil that can be used to modify data.
< br >
If the vehicle cannot detect the security chip, the on-board computer will stop supplying fuel, so as to achieve the purpose of engine anti-theft. You can also replace the new chip directly.
< br >
The 4s shop can disable the previous chip and directly make a new key.