Reasons Your Fiat 500 Key Fob Won't Work
A Fiat 500 key fob makes it easy to open doors and start your car. There are a myriad of reasons why the fob may stop working. This includes a dead battery, water damage, issues with the receiver module, and interference.
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Dead Coin Battery
The most frequent reason why your 500 key fob won't function is due to the battery is dead. Modern key fobs come with a limited range of operation, and should be within only a few feet from the vehicle to operate. If you're not close to your vehicle and you press the key fob button the car won't be able to respond, and will display an "Key Fob Not Detected" message in the instrument cluster.
If this happens, replace the coin-cell battery (Part Number CR2032) by a new one of a reputable brand such as Panasonic Duracell or Energizer. They are available at your local hardware store, or on the internet.
You can test the battery in the coin-cell by pressing the buttons while you are standing close to your Fiat 500. The parking lights should flash and the key fob should operate the lock and unlock switch.
If your fob's key isn't working after replacing the battery, it may be water damage which is preventing it from communicating with the module inside your vehicle. Water damage can happen in a number of ways, ranging from the slightest splash to submerging the fob in salt water at the beach. If you suspect that your fob has been exposed to water, you can try placing it in a dry rice bag to draw the moisture out. If this isn't working, you'll have to get your fob changed by an auto locksmith or a dealer.
Water Damage
Damage to the water supply can occur if you submerge the fob in the ocean or wash it in a washer. Saltwater is especially dangerous to the fob's circuit board and can cause it to short out and eventually die. It's not a good thing to submerge the fob in water however, don't give it up even if you accidentally drop the fob in water or forget to take it out of your pocket.
Take the battery off first. Before replacing the battery, clean the electronic chip using isopropyl or another similar product. Next try the fob and check if it functions. If the key still doesn't work, it may have to be reset. This is usually handled by a professional or dealer auto locksmith.
If the key is newer and was not programmed to your vehicle, it will likely need to be replaced completely. A professional locksmith for cars can do this job. The locksmith will have to cut the key to match the ignition on your vehicle. The locksmith also needs to program your fob into the car's system. It's a simple and affordable process that can be completed the same day.
fiat 500 spare key cost uk of the most common reasons why your 500 key fob could stop functioning is because it's out of range. The remote usually has a range of 30 feet or less and if it's far from your vehicle, it will not respond to your commands. This can easily be resolved by moving it closer to your vehicle until it begins responding.
If your fob doesn't work after you replace the battery inside the coin, which is also known as a "button", "watch" or "button" or "button", it may be due to a malfunction on the internal circuit board. Reprogramming the fob usually resolves the issue. There are instructions on how to do this for the majority of vehicles by searching YouTube or reading the owner's manual.
You may need to replace the metal clips that keep the coin battery in place. If they lose tension it may prevent your battery from sitting properly and cause your remote to malfunction.
In rare instances, the fob might be out of connection with your vehicle as a result of hardware or software problems. This can be a major problem, but you can often fix this by visiting a local dealer or auto locksmith to reprogram your fob. In some instances, they may need to reinstall the software on your body control module too.
Interference
Interference can also cause the key fob to not be able to receive or transmit a signal. This could happen when the keyfob is in close proximity to a radio transmitter, like a cellphone or radar detector. Other reasons why the key fob could not function include a weak connection to the buttons, damage to the internal chip or water damage.
If the key fob been unable to function for a while suddenly and you've tried every option at home to solve it e.g. You could have a malfunctioning 500 receiver module in the event that you've tried replacing the battery, reprogramming it, or using an alternative key fob. The receiver module, which is located beneath the dashboard, picks up radio frequency signals from your key fob. It converts them into electronic commands that the vehicle interprets.
Luckily, there is an easy way to reset all of the onboard systems in your 500 device, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Then, reconnect the battery. This will clear any residual electric current, and also restart the computer of your car. This will help you get your key fob to function again. If the issue continues it is recommended that you consult a certified technician. They can determine the root of your problem.