Car key remote control is missingSpiritual solution: If the key battery is no power or poor contact Suqian microcomputer wireless charging control board , the key to replace a corresponding battery can be. If the control template fails, it is also impossible to control the vehicle, at this time, you need to go to a professional place to replace a template. The remote transmitter antenna on the vehicle ages and the keys fail.
Check whether the battery is out of power. A multimeter can be used to detect the battery voltage, and if the voltage is below 11V, the battery needs to be replaced. If the battery is normal, you can try to use the boot power supply orThe charger charges the battery. Replace the key battery. If the key is dead, try replacing the battery. In general, the mechanical key and the remote control key are separate, and the corresponding battery needs to be purchased for replacement. Check that the fuse of the vehicle is normal.
In this case, it is necessary to open the shell of the key and remove the battery, and then use a cotton swab adsorbed with alcohol to wipe the key base on the circuit board inside the key, clean it, and install it back to test whether it is normal; There is also a possibility that the car remote control failure is poor contact with the circuit board, which requires welding, but because the welding foot is very small and most owners do not have toolsIf the electric soldering iron is recommended, it is best to take it to the place where the electrical appliance or mobile phone is repaired.
In this case, you need to open the key housing, remove the battery, and then wipe the key base on the circuit board inside the key with an alcohol-soaked cotton swab. After cleaning, put it back to test whether it is normal. Another possibility of the failure of the car remote control is that the circuit board is in poor contact and needs to be welded. However, because the welding foot is very small, and most owners have no basic tools, such as soldering iron, it is best to get electrical appliances or mobile phone maintenance places to deal with.
When a car remote control key fails, there can be a number of reasons,