Reasons Your fiat 500x key not detected fiat panda key replacement key fob replacement (official source) 500 Key Fob Won't Work
A key fob from fiat 500 key button replacement 500 is a great way to open the doors and start the car. There are a variety of reasons why the fob won't work. This could be due to a dead battery and water damage, as well as problems with receiver modules, as well as interference.
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Dead Coin Battery
A dead battery is the most common reason for your 500 key fob not working. Modern key fobs have limited operating range and must be within a few inches of your vehicle in order to work. If you are far from your vehicle and press the key fob button, the car won't respond and will display the “Key Fob Not Detected” message in the instrument cluster.
If this happens, replace the coin cell battery (Part number CR2032) by a new one from a reputable manufacturer like Panasonic, Duracell, or Energizer. They can be found in your local hardware store or online.
After you've replaced the battery in the coin cell you can test it by standing in front of your fiat 500 lost key 500 and pressing the buttons. The car should flash its parking lights, and the key fob should operate the lock and unlock switches.
If your key fob isn't working even after replacing the battery, there might be water damage that is preventing it from communicating with the module in your vehicle. Water damage can happen in many ways, such as a simple splash or submerging your key fob in saltwater at the beach. If you think your fob was exposed to water, you can place it in a bag of rice to draw out the moisture. If this does not work, you'll require your fob to be reset by an auto locksmith or a dealer.
Water Damage
While the fob has some rubber seals to keep water from the chip's electronic circuit, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater is particularly dangerous to the fob's circuit board which causes it to short out and eventually die. It's not good to soak the fob in water however, but don't give it up in the event that you accidentally drop it in water, or fail to remove it from your pants pocket.
First take the battery off the fob. Clean the electronic chip using isopropyl ethanol or a similar product and then dry it thoroughly before replacing the battery. Test the fob next to check if it's functioning. If the key isn't working, it may have to be programmed again. This is typically handled by a dealer or professional auto locksmith.
If the key is more recent and has not been programmed to your car it is likely to need to be replaced completely. A professional locksmith for cars can carry out this simple task. The locksmith will need the key to be cut to match your vehicle's ignition. They'll also need to reprogram the fob for the car's system. This is an affordable and quick process that could be completed in the same day.
Receiver Module Issues
The 500 key fob you have may not function because it's out of range. The remote's range is of 30 feet, which means should you be too far away from your vehicle it won't respond to your commands. It can be solved by moving closer to your vehicle until it begins responding.
If you've replaced your coin battery (commonly called“button” or “button” or “watch”) and your fob doesn't function It could be because of an internal circuit board problem. In most cases, reprogramming the fob will solve the issue. You can find the steps for most vehicles on YouTube or in the owner's manual.
It may be necessary to replace the clips made of metal that hold the coin batteries in place. If they lose tension it can prevent the coin battery from sitting properly and can cause your remote to malfunction.
In rare cases the fob might become desync'd with your vehicle due to software or hardware issues. This can cause a major issue, but you are able to often fix this by visiting an auto locksmith to have them reprogram your fob for you. In some cases, the software may also require reinstallation into your body control modules.
Interference
In addition to a dead battery on a coin the key fob could not be receiving or transmitting a signal due to interference. This can happen when the key fob is in proximity to a radio transmitter (cell phones or radar detectors) or any other source of electromagnetic radiation. The key fob might not work due to a poor connection to the buttons or water damage, or damage to the internal chips.
If your key fob suddenly stopped working, or if you've tried everything at home to solve the issue (e.g. replacing the battery, reprogramming it and using the spare key fob, you might have a malfunctioning receiver module on your 500. The receiver module, located beneath the dashboard, picks up radio frequency signals from your key fob. It transforms the signals into electronic commands that are then translated by the vehicle.
(Image: https://www.thekeylab.co.uk/wp-content/uploads/sb-instagram-feed-images/311159893_995841588058766_6213964028136182559_nlow.jpg)There is a simple way to reset the 500's on-board system including the keyfob. Disconnect the battery of 12 volts for about 15 minutes by taking off the negative cable first then the positive cable. Then reconnect the battery. This will remove any residual electricity and restart the car's computers, which can help get your key fob working again. If the problem persists you should seek out an expert technician. They will be able to determine the exact cause of your issue.(Image: https://www.thekeylab.co.uk/wp-content/uploads/sb-instagram-feed-images/311170119_2306394586188303_2849487588620745484_nlow.jpg)
