Reasons Your fiat punto car key 500 Key Fob Won't Work

A key fob from fiat keys replacement 500 is a convenient way to open the doors and start the car. There are a myriad of reasons why the fob may stop working. This includes a dead battery or water damage, problems with the receiver modules, and interference.

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Dead Coin Battery

The most frequent reason that your 500 key fob will not work is an inactive battery. Modern key fobs have a limited range of operation, and must be within some feet of the vehicle in order to function. If you are further away from your car and press the keyfob button, it will not respond and display the message "Key Fob Not Detected".

If this happens, simply replace the coin cell battery (Part number CR2032) with a brand new one from a reputable manufacturer such as Panasonic, Duracell, or Energizer. They are usually available in your local hardware store or on the internet.

You can test the battery of your coin-cell by pressing the buttons while you are standing close to your Fiat 500. The car should blink its parking lights, and the key fob should be able to operate the lock and unlock switches.

If your fob's key isn't working after replacing the battery, there could be water damage that has prevented it from connecting to the module in your vehicle. Water damage can happen in a variety of ways, such as a simple splash or submerging the key for fiat 500 fob into saltwater at the beach. If you suspect that your fob has been exposed to water, you can place it in a bag of rice to draw out the moisture. If this doesn't work, you will need to have your fob changed by an auto locksmith or dealer.

Water Damage

Water damage can occur when you submerge the fob in the ocean, or wash it in a machine. Saltwater can cause the circuit board to short, and eventually end up dying. If you get the fob wet, it's not an option however, if you drop it in a glass of water or don't remember to take it out of your pocket before you run the washing machine do not give up hope.

First, remove the battery. Before replacing the battery, clean the electronic chip with isopropyl or another similar product. Then try the fob and test if it works. If the key does not work, it may need to be reprogrammed. This is typically handled by a professional or dealer auto locksmith.

If your key is old and has not been programmed for your car then you'll need to replace it completely. This is a simple process that can be handled by a professional automotive locksmith. The locksmith will need the key cut to match your vehicle's ignition. They will also need to reprogram the fob for your vehicle's system. This is a simple and cost-effective procedure which can be completed on the same day.

Receiver Module Issues

One of the main reasons your 500 key fob might stop functioning is because it's out of range. The remote typically has an area of 30 feet or less and if it's far away from your car it will not respond to your commands. It's easy to solve this problem by moving the remote closer to your car until it responds.

If your fob won't work after replacing the coin battery, also known as a "button", "watch" or "button" or "button", it could be due to a problem with the circuit board inside. 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.

You may have to replace the metal clips that hold the coin battery. If they lose tension it can prevent your coin battery from being properly seated and cause your remote to malfunction.

In rare instances, the fob might be out of alignment with your vehicle because of hardware or software issues. This can be a major trouble, but you could usually fix it by visiting an auto locksmith to have them reprogram your fob. In some instances they may have to reinstall the software in your body control module as well.

Interference

Interference can also cause the key fob to not receive or transmit a signal. This is possible when the key fob is in proximity to radio transmitters (cell phones, radar detectors) or another source of electromagnetic radiation. The key fob may not work because of a problem to the buttons water damage or damage to the internal chips.

If your key fob suddenly stopped working, or if you've tried everything at home to resolve it (e.g. You could have a malfunctioning 500 receiver module if you've tried replacing the battery, reprogramming, or using an alternative key fob. The receiver module, which is located beneath the dashboard, is able to pick up radio frequency signals from your key fob. Then, it converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy way to reset every single system on board in your 500 and include the key fob. Disconnect the 12 volt battery for approximately 15 minutes by disconnecting the negative cable first then the positive cable. Then reconnect the battery. This will erase any remaining electrical charge, and then restart the car's computer. This can help you get your key fob to function again. If the issue continues you should speak with an expert certified technician. They will be able to determine the root cause of any problems.