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Reasons Your Fiat 500 Key Fob Won't Work

A key fob with the c265 fiat key 500 number is a handy way to open the doors and begin the car. However, there are numerous reasons why the fob may stop working. These include a dead coin battery damaged receiver module, water damage problems, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths in the automotive industry). It includes trunk, lock and unlock buttons.

Dead Coin Battery

A dead battery is probably the most common reason for your 500 key fob that isn't working. Key fobs of today have limited operating range and must be within a few inches of your vehicle to work. If you are not within your vehicle and hit the keyfob, it will not respond and display the message "Key Fob Not Detected".

If this happens, replace the battery in the coin cell (Part number CR2032) with a new one from a reliable brand like 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 standing near your fiat punto key replacement cost 500. The parking lights should light up and the key fob will operate the lock and unlock switch.

If your key fob still doesn't work even after replacing the battery, it may be water damage which has prevented it from connecting to the module in your vehicle. Water damage can happen in a number of ways, ranging from small splashes to submerging the fob salt water at the beach. If you suspect your fob has been exposed to water, try putting it in a dry rice bag to pull the moisture out. If that doesn't work, your fob is likely to need to be reprogrammed by a professional auto locksmith or the dealer.

Water Damage

Although the fob is equipped with rubber seals to keep water from the chip's electronic circuit the device, submerging it into the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to become shorted and eventually die. The fob getting wet is not a good idea however, if you drop it in a glass of water or forget to remove it from your pocket before you run the washing machine Don't give up hope.

Take the battery off first. Clean the electronic chip with isopropyl or a similar product and dry it completely before replacing the battery. Check the fob again to determine if it's functioning. If the fob doesn't work, it may have to be changed. This is usually handled by an auto locksmith or dealer.

If the key is older and hasn't been programmed to your vehicle, it will likely need to be replaced completely. This is a simple process that can be carried out by a professional automotive locksmith. The locksmith will need to cut the key to match the ignition on your vehicle. They will also need to reprogram the fob to the system of your car. It's a simple and inexpensive process that is usually completed the same day.

Receiver Module Issues

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

If you've replaced the coin battery (commonly known as a "button" or "watch") and your fob doesn't function it could be due to an internal circuit board issue. In the majority of cases, reprogramming your fob can resolve the issue. The instructions are available for the majority of vehicles on YouTube or in the owner's manual.

It could be necessary to replace the metal clips that hold the coin batteries in place. If they become loose, it can prevent your coin battery from sitting properly, causing your remote to malfunction.

In rare cases the fob can become out of sync with your vehicle because of hardware or software problems. This could be a huge headache, but you can usually resolve this issue by visiting an auto locksmith to reprogram your fob for you. In certain 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 signals. This is possible when the key fob is close to a radio transmitter (cell phones or radar detectors) or any other source of electromagnetic radiation. The key fob may not work due to a bad connection to the buttons, water damage or damage to the internal chips.

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

Luckily, there is an easy method to reset all on-board systems in your 500 and include the key fob. Disconnect the 12 volt battery for about 15 minutes by removing the negative cable and then the positive cable. Then reconnect the battery. This will remove any remaining electricity, and restart the car's computer. This can help you get your key fob to work again. If the problem persists you should seek out a certified technician. They can identify the root cause of your problems.