Reasons Your fiat 500 key fob replacement 500 Key Fob Won't Work

A fiat key fob programming 500 key fob is a handy way to unlock the doors and start the car. However, there are many reasons why the fob won't be working. This includes a dead battery, water damage, problems with receiver modules, as well as interference.

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Dead Coin Battery

A dead battery is the main cause of your 500 key fob being inoperative. Modern key fobs have a very limited range of operation, and must be within some feet of the car to operate. If you're far away 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 battery on your coin cell (Part number CR2032) with a new one from a reliable brand such as Panasonic, Duracell, or Energizer. They are available at the local hardware store or online.

You can test the battery on your coin-cell by pressing the buttons while you're standing close to your Fiat 500. The parking lights should blink and the key fob will operate the lock and unlock switches.

If your fob's key does not work after replacing the battery, there could be water damage that is preventing it from communicating with the module in your vehicle. Water damage can happen in a number of ways, from small splashes to submerging your fob in salt water at the beach. If you suspect your fob has been exposed to water, try placing it in a dry rice bag to draw the moisture out. If that doesn't work, your fob will probably need to be reset by an experienced locksmith or dealer.

Water Damage

Although the fob is equipped with rubber seals that keep water out of the electronic chip inside the device, submerging it into the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to short and then die. It's not the best idea to get the fob wet, but don't give it up even if you accidentally drop the fob in water or fail to take it out of your pocket.

First, remove the battery. Before replacing the battery, clean the electronic chip using isopropyl or another similar product. Next try the fob and test if it works. If the key doesn't work, it might need to be reprogrammed. This is usually handled by a professional or dealer auto locksmith.

If the key is newer and has not been programmed to your vehicle It is likely that it needs to be replaced completely. A professional locksmith for cars can do this job. The locksmith will require the key to be cut to match the car's ignition. The locksmith also needs to reprogram your fob in the car's system. This is a fast and cost-effective procedure that can be completed the same day.

Receiver Module Issues

One of the most common reasons your 500 key fob might stop working how much is a new fiat 500 key that it's simply out of range. The remote typically has a range of 30 feet or less and if it's far from your vehicle, it won't respond to your commands. You can solve this issue by moving the remote closer to your car until it responds.

If you've replaced the battery in your coin (commonly called"button" or "button" or "watch") and the fob won't work it could be due to an internal circuit board issue. In the majority of cases, reprogramming your fob will resolve this issue. You can find the procedure for the majority of vehicles on YouTube or in the owner's guide.

It's possible that you need to replace the metal retaining clips that keep the coin battery. If they lose tension, it can prevent the battery from being seated properly and can cause your remote to malfunction.

In rare instances the fob might become desync'd with your vehicle due to software problems or hardware issues. You can fix this problem by visiting your local dealer or auto-locksmith to reprogram your key fob. In some instances it is possible that the software will need to be reinstalled in your body control modules.

Interference

Interference can also cause the key fob not to receive or transmit signals. This could happen when the keyfob is in close proximity to a radio transmitter, like a cell phone or radar detector. Other reasons the key fob may not function include a weak connection to the buttons, damage to the internal chip or water damage.

If your key fob suddenly stopped working, or if you have tried everything at home to solve the issue (e.g. replacing the battery, reprogramming it and using the spare key fob, it could have a damaged receiver module on your 500. The receiver module, located under the dashboard, detects radio frequency signals from your key fob. It converts them to electronic commands that the vehicle interprets.

There's a quick and easy way to reset the 500's on-board system, including the keyfob. Disconnect the 12 volt battery for approximately 15 minutes by removing the negative cable and then the positive cable. Then reconnect the battery. This will erase any remaining electric current, and also restart the car's computer. This could help you get your key fob working again. If the problem persists you should speak with an expert technician. They will be able to identify the exact cause of issues.