What are the reasons for the failure to recognize the smart key?

1 Answers
PaisleyLynn
07/30/25 2:13am
Failure to recognize the smart key may be due to a dead battery in the remote or signal interference near the vehicle. The following are precautions related to smart keys: 1. Do not place it with electronic devices: Since smart keys use low-intensity radio waves, they may not function properly in the presence of magnetic interference. Frequently placing the smart key and a mobile phone together can inevitably cause the key to malfunction, as the chip inside the smart key may sometimes be interfered with by the phone's frequency, leading to temporary failure of the remote function. Additionally, if the smart key receives high-intensity radio waves, it may excessively drain the battery. Therefore, do not place the smart key near electronic devices, such as TVs or personal computers. 2. Avoid rough handling: Smart keys are most vulnerable to damage from being dropped from a height, as most smart key casings are sturdy but the internal circuitry has weak impact resistance and can be easily damaged by severe collisions. Moreover, if a smart key gets wet, the internal circuitry may short-circuit, also causing the remote to malfunction. 3. Do not leave the spare key in the car: Losing a car key can cause many inconveniences, especially for smart keys. Once lost, not only does it require a replacement to be made, but it also needs to be reprogrammed with the car's computer. Unlike traditional mechanical keys, smart keys involve the vehicle's anti-theft technology, so simply making a new key is not sufficient for continued use. It is understood that each manufacturer has strict procedures for keyless entry and key replacement in their after-sales service departments. Therefore, it is important to protect the spare key properly—do not store it with the primary key or leave it inside the car.
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