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Fiat Punto Key Replacement A dead battery is the primary cause of the Fiat Punto key not working. Other causes are water damage, and improper replacement of the battery. You should always hire a professional regardless of the source of your main malfunction. They will be able to provide the best solution for the specific issue. Lost Ignition Immobilizer Key If you're unable to start your vehicle it could be due to the ignition immobilizer. This is a feature that hinders thieves from starting your car in particular if they don't have the correct key to start the engine. The best way to fix this issue is to test the battery in your key fob. Replace it with a fresh one in the event that it's dead. This should resolve the issue and allow you to start the car. If your car is a bit newer and has a transponder chip integrated into the key. When the key is inserted into the ignition, the transponder sends an ID code to the ECU. The computer detects the code and will activate both the fuel system and the ignition circuit. The engine will begin to run, and the security light will stop flashing. These types of keys are more sophisticated and have a more complex engine immobilizer systems. This type of system requires the FOB to be inside the vehicle for the engine to begin and to remain in the driver's hand in order to keep the vehicle running. It's expensive to replace your FOB if you lose it, particularly for some models. This is why it's vital to keep your key FOB safe and in good condition. A lost key can lead to costly repairs or even a complete lockout which is why it's essential to keep a spare on hand. Remote Key Locking or Unlocking Not Locking Contact a locksmith in the event that the car key fob you have not lock or unlock. This can be caused by many factors, including damaged buttons or water damage. Other reasons include signal interference or a dead battery of 12 volts. Locksmiths are able to re-program the key to your vehicle to ensure it functions properly again. Before calling locksmiths to help you, try using a spare key to lock and unlock your car. This can help you determine an issue with the key fob. If your spare key isn't working, it is likely that you have a problem with the receiver module of your car. Modern cars are extremely sophisticated, and many electrical systems are working simultaneously. If one of these systems is not working properly and causes seemingly unrelated issues. It's important to troubleshoot any new issues before replacing anything. It is also a good idea to determine whether the problem is caused by another issue, such as an antenna or wiring issue in the keyless entry system software, or a malfunctioning door lock that is powered by electricity. These issues can be more costly to repair than the battery of a dead key fob or an ignition immobilizer keys that are lost. If you're experiencing an issue, it's best consult a professional resolve the issue promptly and inexpensively. Keyless Entry System Problems The majority of modern vehicles are equipped with remote keyless entry systems. When you push the fob button to lock or unlock your car, it sends a signal that disarms the immobiliser system that is standard inside the engine control unit (ECU). If this chip becomes faulty it will cause your car to not start. If your vehicle shows the error code “Key not detected”, this is a clear indication that the car's key fob battery has died. You can replace the button battery inside your key fob in a matter of minutes and the key fob will then be able to communicate with the vehicle's system. The exposure to water can also harm the key fob's electronic components particularly in saltwater environments like the ocean or a swimming pool. The key fob comes with rubber seals which protect the electronic chips from damage, however should the fob be submerged in water for prolonged periods of time, this can lead to the chip being damaged and needing replacement. Other reasons that could cause the fob's functionality to cease include an unresponsive 12 volt battery or receiver module issues or interference from nearby radio transmitters or a key that has not been paired requiring changing the program. If your key fob is not functioning properly, it is recommended to speak with an auto locksmith professional to find out the cause and fix it. Many people go to their local Fiat dealer when they encounter problems with their key fobs, but this can be costly and inconvenient. Instead contact us at Car Keys Solutions for a quick and affordable solution for your issue. Dead Coin Battery A lot of people will seek out their Fiat Dealership when they encounter an issue with their key but this is an expensive option. Our team at Car Keys Solutions can provide you with an affordable and fast solution that will allow you to get your car as quickly as you can. Button batteries and coin lithium cells stop powering devices long before they run out. What fiat panda key fob replacement would consider a dead battery could harm a child especially if it gets caught in the ear throat, nose, or swallowed. Make sure to wrap old batteries in tape and dispose of them in a safe manner. To replace a battery that has died remove the circular coin cell battery module from its housing, then replace it with a fresh new one. After that, carefully insert the new module and then screw the plastic strip back into the slot.