Reasons Your fiat 500 duplicate key 500 Key Fob Won't Work

A key fob from Fiat 500 is a convenient method to open the doors and begin the car. There are a variety of reasons why the key fob might stop working. These include a dead coin battery or water damage, receiver module issues, or interference.

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Dead Coin Battery

A dead battery is probably the most common cause of your 500 key fob that isn't working. Modern key fobs come with a limited range of operation, and must be within some feet of the vehicle in order to function. If you're far from your vehicle and press the key fob button, the car will not respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the coin cell battery (Part number CR2032) with a new one from a trusted brand like Panasonic, Duracell, or Energizer. You can find them in your local hardware store, or on the internet.

After you've replaced the battery in the coin cell, you can test it by standing in front of your Fiat Spare key 500 and pressing the buttons. The car will flash its parking lights, and the key fob will operate the lock and unlock switches.

If your key fob still isn't working even after replacing the battery, there may be water damage which has prevented it from connecting to the module in your vehicle. Water damage can occur in a variety of ways, from a light splash to submerging the fob 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 back out. If this doesn't work, the fob might need to be reprogrammed by an experienced auto locksmith or dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob in the ocean, or wash it in a machine. Saltwater is particularly dangerous to the fob's circuit board which causes it to short out and eventually die. The fob getting wet is not a good idea, but if you drop it in an empty cup of water, or fail to take it out of your pants pocket prior to running the washer Don't give up hope.

First, remove the battery from the fob. Clean the electronic chip with isopropyl or a similar product and then dry it thoroughly before replacing the battery. Then check the fob to test if it works. If the fob doesn't work, it may need to be changed. This is usually handled by an auto locksmith or dealer.

If the key you have is older and has not been programmed to work with your vehicle then you'll need to replace it completely. This is an easy process that can be completed by a professional locksmith for automotive use. The locksmith will require the key cut to match the car's ignition. They will also need to reprogram the fob for your car's system. It's a simple and cost-effective procedure that is usually completed on the next day.

Receiver Module Issues

One of the most common reasons why your 500 key fob could stop functioning is because it's out of range. The remote's range is of 30 feet. So should you be too far from your car it won't respond to your commands. You can easily remedy this by moving your remote closer to your car until it responds.

If your fob does not work after replacing the battery inside the coin, which is also called a "button", "watch" or "button" It could be due to a problem with the internal circuit board. In most cases, reprogramming the fob will resolve this problem. You can find the steps for the majority of vehicles on YouTube or fiat spare key in the owner's manual.

It is sometimes necessary to replace the clips made of metal that hold the coin batteries in their place. If they loose tension, it can prevent your coin battery from sitting properly, causing your remote to malfunction.

In rare cases, the fob may become desync'd with your vehicle because of software or hardware issues. You can fix this problem by visiting your local dealer or auto-locksmith to reprogram your key fob. In some cases, they may need to reinstall the software in your body control module, as well.

Interference

Interference can also cause the key fob to not be able to receive or transmit a signal. This may happen if the keyfob is located in close proximity to a radio transmitter, like a cell phone or radar detector. The key fob might not work due to a poor connection to the buttons, water damage or damage to the internal chips.

If your key fob suddenly stopped working, or you've tried everything at home to solve the issue (e.g. You may have a faulty 500 receiver module if you've tried replacing the battery, Fiat Spare key reprogramming, and using an alternative key fob. The receiver module is situated under the dash and picks up the radio frequency signals from the key fob. It transforms the signals into electronic commands that are then processed by the vehicle.

Fortunately, there's an easy method of resetting every single system on board in your 500 keys, including the key fob. Disconnect the battery of 12 volts for about 15 minutes, by removing the negative cable first then the positive cable. Then, reconnect the battery. This will clear any residual electrical charge, and then restart the computer in your car. This can help get your key fob to work again. If the problem persists you should seek out an expert certified technician. They will be able to determine the exact cause of any problems.