Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 is a handy way to open the doors and begin the car. However, there are many reasons why the fob won't be working. These include a dead battery, damage to the receiver module, issues, and interfering.

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Dead Coin Battery

The most frequent reason why your 500 key fob won't function is a dead battery. Modern key fobs only have only a limited range of operation and must be within a few inches of your vehicle in order to work. If you're not close to your vehicle and you press the key fiat 500 fob button the car will not respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this occurs then replace the battery for your coin-cell (Part Number CR2032) with a new battery of a reputable brand such as Panasonic Duracell or Energizer. They can be found in your local hardware store or on the internet.

You can test the battery on your coin-cell by pressing the buttons while you are standing close to your fiat panda Key 500. The car should flash its parking lights and the key fob will operate the lock and unlock switches.

If your key fob still does not work after replacing the battery, there may be water damage which has prevented it from interacting with the module in your vehicle. Water damage can occur in a number of ways, from a light splash to submerging your fob in salt water at the beach. If you suspect that your fob has been exposed to water, you can place it in a rice bag to draw out the moisture. If that doesn't work, your fob may need to be reprogrammed by an experienced auto locksmith or by the dealer.

Water Damage

Although the fob is equipped with rubber seals to keep water from the chip's electronic circuit and out of the ocean or washing it in a machine can cause water damage. Saltwater can be particularly harmful to the fob's circuit board which causes it to short out and eventually die. If you get the fob wet, it's not an ideal choice but if you drop it in a cup of water or don't remember to remove it from your pants pocket before running the washing machine, don't give up hope.

Remove the battery first. Before replacing the battery, clean the electronic chip with isopropyl or another similar product. Test the fob next to check if it's functioning. If the key still doesn't work, it may have to be changed. This is usually handled by an auto locksmith or dealer.

If the key you have is older and not programmed to work with your vehicle then you'll need to replace it completely. A professional locksmith for cars can do this job. The locksmith must cut the key to match the ignition of your vehicle. They'll also need to program the fPunto_Key_Replacement_That_Will_Instantly_Bring_You_To_A_Happy_Mood">spare fiat 500 key key fob, you may have a damaged receiver module on your 500. The receiver module, which is located under the dashboard, picks up radio frequency signals from your key fob. It then converts them into electronic commands that the vehicle interprets.

There's a simple method to reset the 500's on-board system including the keyfob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Reconnect the battery. This will remove any remaining electricity and restart the car's computer system, which can help the key fob to function again. If the issue continues, you should consult an expert technician. They can identify the exact cause of issues.