What to Do When Your Fiat 500 Key Fob Stops Working If your Fiat 500 key fob stopped working, you have several options You can try replacing the coin battery, reprogramming the device or seeking help from a locksmith A dead coin battery is usually the reason for the key fob to not work It is easy to replace it with a new battery Keyless entry It's important to keep in mind that even though keyless entry is convenient, it does not replace an actual key To start the engine, you still require a key-fob with a working battery There could be issues with your remote in the event that the battery on your key fob is damaged or dead You'll need to replace the key in case it gets lost The key fob's chip contains a crypto or red key coding system that communicates with the vehicle's immobiliser unit to allow it to be opened and started It also transmits wireless signals to your vehicle's central lock system that allow you to unlock doors and trunks without using your keys If the battery in the key fob has gone out, the signal it sends to the central locking system or infotainment system in the car will be lost The first step is to replace the battery Make sure that the new battery has the same voltage as the old Verify that the metal clips aren't loose This could cause damage to the circuit Water damage is another frequent cause of an unresponsive or dead key fob Although the key fob does have rubber seals extended exposure to salty or soapy water can damage the electronic components If this occurs, it's an excellent idea to take the battery off and clean it with paper towels and isopropyl alcohol Ignition Cylinder The ignition cylinder also known as the keylock cylinder is an important component of your car that assists to keep it safe and secure While modern vehicles have a keyless power buttons and push button and start systems traditional ignition cylinders are still present on a lot of road-going vehicles The ignition cylinder is a tumbler made of mechanical that your key can slide into Your car won't start in the event that the tumblers have worn out or are failing The pins in the cylinder tend to wear out One of the signs is that your key may be difficult to turn, or it may not be able to turn the ignition at all Some people have managed to finesse worn-out cylinders by using graphite or WD-40, however these methods are not permanent and will not fix the issue over the long term The most effective way to solve the problem in your car is to replace the ignition lock cylinder housing It's a fairly easy DIY project that can be done in just a few easy steps To avoid electrical shorts, disconnect and isolate your negative battery cable prior to starting the work Check the repair manual of the factory of your vehicle This will help you avoid any possible issues with the airbag or the Supplemental Restraint System Be aware that replacing the cylinder housing could require the removal of certain components that could cause disruption to the airbag or SIR system Key fob Fiat has seen a resurgence in recent times and there are a variety of newer Fiat cars on the road Many of these vehicles use key fobs instead of traditional car keys You can obtain a brand new key fob for Fiat by getting in touch with an expert locksmith You will get a key fob that functions just like the original This will give you the security you require without having to worry about losing your original key If you have a newer Fiat, you may have a remote key fob that opens the door and also starts the car Key fobs of this kind have a transponder chip that communicates with the immobiliser system of your vehicle The key fob has a remote control which allows you to lock and unlock your vehicle These key fobs can be programmed to work with a range of models, including older Fiat cars A professional locksmith can assist you with your car in many other ways other than simply replacing your key fob They can, for instance program a replacement key if yours is lost or stolen This service is less expensive than buying a new key from a dealer In some cases they'll even come to your home to cut and program the new key for you in a matter of minutes Remote The key fob of your Fiat 500 is a crucial part of the car's security system You might need to replace it if it ceases to function This process is simple and can be handled by a locksmith You'll have to provide the locksmith a few details First, https//wwwthekeylabcouk/fiat-car-keys/ should provide the make and model of the vehicle Also, you should give the contact details of the owner There are several reasons why the key fob might stop working A dead battery for the coin is one of the most frequent causes Replace the battery with a new one that is the same size and voltage It is important to replace the battery with a new one, since a depleted battery could cause damage to the chip Another reason your key fob might stop working is interference It could be caused by objects that are close to you or weather conditions It can also occur if other transmitters are operating on the same frequency You can resolve this issue by disconnecting the 12 Volt battery for a few minutes Then reconnect the battery in reverse order, taking out the negative cable before connecting the positive If you're Fiat 500 remote key stops working, you need to get an updated one programmed This can be accomplished by a professional car locksmith This will save you a lot of money and time