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10 Tell-Tale Signs You Must See To Buy A Fiat Panda Key Fob Replacement
Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 allows you to easily open doors and start your car. There are many reasons the fob won't work. This includes a dead battery water damage, problems with receiver modules, as well as interference.

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

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob being inoperative. Modern key fobs come with a limited operating range, and should be within a few feet of the vehicle in order to function. If you are further away from your vehicle, and you press the keyfob button it will not respond and display the message "Key Fob Not Detected".

If this happens, replace the coin cell battery (Part number CR2032) with a fresh one from a reputable brand such as Panasonic, Duracell, or Energizer. You can find them in your local hardware store or online.

You can test the coin-cell battery by pressing the buttons while you are standing close to your Fiat 500. The car should flash its parking lights and the key fob should work the lock and unlock buttons.

If the key fob doesn't work after replacing the battery, it may have water damage that prevents it from connecting to the receiver module in your car. Water damage can happen in a variety of ways, from small splashes to submerging the 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 back out. If this fails, you'll require your fob to be reprogrammed either by an auto locksmith or a dealer.

Water Damage

While the fob comes 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 cause the circuit board to short, and eventually fail. If you get the fob wet, it's not a good idea but if you accidentally drop it in a cup of water or do not remember to take it out of your pants pocket before running the washer Don't give up hope.

First, remove the battery. Before replacing the battery, clean the electronic chip using isopropyl or similar products. Then check the fob to see if it works. If the key still doesn't work, it may have to be programmed again. This is typically handled by a professional or dealer auto locksmith.

If the key you have is older and is not programmed to work with your vehicle You will need to replace it completely. A professional automotive locksmith can complete this simple process. The locksmith will have to cut the key to match the ignition of your vehicle. They'll also need to reprogram the fob for the system of your car. This is a low-cost and fast process that can be completed in the same day.

Receiver Module Issues

Your 500 key fob may not function because it's out of range. The remote usually has 30 feet of range or less and if it's far from your vehicle, it will not respond to your commands. It can be solved by moving closer to your vehicle until it starts responding.


If you've replaced the coin battery (commonly called"button" or "button" or "watch") and the fob won't work It could be because of an internal circuit board problem. Reprogramming the fob typically resolves this issue. There are fiat 500 key on how to do this for all vehicles by searching YouTube or looking through the owner's manual.

It is possible to replace the metal clips that hold the coin battery. If they loose tension, it could prevent your coin battery from being properly seated, causing your remote to malfunction.

In rare instances, the fob may be out of sync with your vehicle because of hardware or software problems. It is possible to fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. 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 be unable to receive or transmit a signal. This can occur when the key fob is in close proximity to a radio transmitter, like a cell phone or radar detector. The key fob might not work because of a weak connection with 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 solve the issue (e.g. replacing the battery, reprogramming it and using the spare key fob, you could have a faulty receiver module on your 500. The receiver module is situated under the dash and is able to pick up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.

Luckily, there is an easy method to reset all on-board systems in your 500 keys, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Then, reconnect the battery. This will clear out any remaining electricity and then restart the car's computers, which can help you get your key fob working again. If the issue persists, you should seek out an expert technician. They will be able diagnose the root cause of any problems.

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