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Fiat Punto Key Replacement A dead battery is the primary reason behind a Fiat Punto key not working. Other reasons include water damage or an incorrect replacement of the battery. You should always consult an expert regardless of the source of your malfunction. They will be able to provide the best solution for the specific issue. Key to the ignition immobilizer that is lost If you're not able to start your car, the problem could be related to the ignition immobilizer system. This feature blocks thieves from starting up your vehicle, especially when they don't have the correct keys. Examine the battery in your key fob to fix this problem. Replace it with a new one if it's dead. This should fix the problem and allow you to start the car. If your car is older than the year it was manufactured, it has probably an integrated transponder chip in the key. When the key is inserted in the ignition, the transponder sends an ID code to the ECU. The computer reads the code, and activates both the fuel system and the ignition circuit. The engine will then start, and the security light will stop flashing. These keys are more sophisticated and come with a more sophisticated engine immobilizer. This system requires the FOB to be in the vehicle for the engine to start and to remain in the hand of the driver for the vehicle to continue running. It's expensive to replace your FOB if you lose it, especially for certain models. This is the reason it's essential to keep your key FOB safe and in good condition. A lost key could cause costly repairs, or even a complete lockout, making it crucial to have a spare on hand. Remote Key Not Locking or Unlocking Call a locksmith if your car key fob will not unlock or lock. It could be due to many factors, including damaged buttons or water damage. Other causes include signal interference as well as a dead 12-volt battery. A locksmith can re-program the key of your vehicle to get it working again. Try using a spare car key to lock and unlock the vehicle before calling locksmith. This will help you identify a key fob problem. If the spare key you have isn't working It is likely that you have a problem in the receiver module of your car. Modern cars are extremely complex, and many electrical systems operate simultaneously. If one of them is acting up and causes unrelated issues. It's important to troubleshoot any new issues before replacing everything. It is also a good idea to determine whether the issue could be caused by a different issue, like an antenna or wiring issue in the keyless entry system software or a damaged power door lock. These issues can be more expensive to fix than an empty battery on the key fob or an ignition immobilizer key that has been lost. If you have an issue you are having trouble with, contact a professional for an affordable and quick fix. Keyless Entry System Problems The majority of modern cars have remote keyless entry. When you press the fob button to lock or unlock your car, it sends an alert that disables the immobiliser standard system within the engine control unit (ECU). If this chip is faulty it will cause the car to not start. If you notice the error “Key not detected” on your vehicle, it is a clear sign that the key fob's battery has failed. You can replace the button battery in your key fob with ease and the key fob will be able to communicate with the vehicle's computer system. The key fob's electronics can be damaged by water exposure, particularly in salty water environments such as swimming pools or the ocean. The key fob is fitted with rubber seals which protect the electronic chips from damage, however in the event that the fob is submerged in water for prolonged durations it could result in the chip becoming fried and may require replacement. Other reasons that could cause the fob's function to cease include the battery's 12 volts being dead or receiver module issues interference from nearby radio transmitters, or an unpaired key requiring reprogramming. If your key fob isn't working properly, it's best to consult an auto locksmith professional to identify the root of the issue and fix it. If their key fobs fail often, people will go to their local Fiat dealer. However, this can be expensive and unreliable. Contact Car Keys Solutions to get an immediate and cost-effective solution. Dead Coin Battery Many people will turn to their Fiat dealer when they experience an issue with their key, however this can be a very expensive option. Our team at Car Keys Solutions can provide you with a cost-effective and speedy solution that will get you behind the wheel within the shortest amount of time. Coin lithium and button batteries cells stop supplying power to devices long before they run out. What we would consider a dead battery can still cause harm to a child if it is stuck in the ear, nose, throat, or swallowed. Make sure to wrap old batteries in tape before disposing of them properly. To replace replacement key for fiat 500 , carefully remove the circular coin-cell battery module from its housing and replace it with a new one. Install the module with care and screw the plastic strip back into place.