What Are the Reasons for No Response After Replacing the Car Key Battery?

[StCody]

The reason for no response after replacing the car key battery is coding failure. The specific steps for car key decoding are: 1. Press the unlock button on the car key while the car door is unlocked; 2. Insert the car key into the ignition switch and start the car; 3. Turn off the engine and remove the key. The functions of the car key include: 1. Car key vehicle locating function; 2. Closing car windows after turning off the engine with the car key; 3. Opening car windows with the car key; 4. Opening the trunk with the car key; 5. Unlocking only the driver's door with the car key. The maintenance methods for the car key are: 1. Do not place it with metal objects; 2. Do not leave the spare key inside the car; 3. Do not place the smart key with electronic devices; 4. Avoid exposing the key to high temperatures or contact with liquids.