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Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob is a convenient method to unlock the doors and get started the car key cover fiat 500. However, there are numerous reasons why the key fob might stop working. These include a dead coin battery or water damage, receiver module problems, and interference.

This listing is for an NEW replacement fiat key Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to find local automotive locksmiths). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

The most frequent reason that the 500 key fob won't function is due to an inactive battery. Modern key fobs operate with a restricted operating range, and should be within just a few feet of the vehicle in order to function. If you are not within your vehicle and press the keyfob button, it won't respond and display the message "Key Fob Not Detected".

If this happens, replace the coin-cell battery (Part Number CR2032) by a new one from a reputable brand like Panasonic Duracell or Energizer. They are typically available in your local hardware store or on the internet.

You can test the battery on your coin-cell by pressing the buttons while standing near your fiat key fob 500. The car should flash its parking lights, and the key fob will operate the lock and unlock buttons.

If the key fob won't function after replacing the battery, it may have water damage that prevents it from communicating with the receiver module in your car. Water damage can occur in many ways, such as a simple splash or submerging your key fob in saltwater at the beach. If you think your fob was exposed to water, place it in a rice bag to draw out the moisture. If this does not work, you'll need to have your fob reprogrammed either by an auto locksmith or a dealer.

Water Damage

While the fob has some rubber seals to keep water out of the chip's electronic circuit it, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to short and then die. The fob getting wet is not an option, but if you drop it in a cup of water or don't remember to remove it from your pants pocket before running the washer Don't give up hope.

Remove the battery first. Before replacing the battery, clean the electronic chip with isopropyl or another similar product. Check the fob to determine if it's working. If the key still doesn't work, it might need to be programmed again. This is usually done by an auto locksmith or dealer.

If the key is more recent and has never been programmed to your car, it will likely need to be replaced completely. This is an easy process that can be completed by a professional automotive locksmith. The locksmith must cut the key to match the ignition on your vehicle. The locksmith will also need to reprogram the fob into the vehicle's system. This is a fast and cost-effective process which can be completed the same day.

Receiver Module Issues

The 500 key fob you have may be inoperable because it's out of range. The remote has a maximum range of 30 feet. Therefore, should you be too far from your car it won't be able to respond to your commands. This can easily be resolved by moving closer to your vehicle until it begins responding.

If you've replaced the battery in your coin (commonly called a "button" or "watch") and the fob won't work it could be due to an internal circuit board problem. In most cases, reprogramming the fob will resolve this issue. There are instructions on how to do this for all automobiles by searching YouTube or looking through the owner's manual.

You may have to replace the metal clips that keep the coin battery. If they lose tension it could hinder the coin battery from sitting properly and can result in the malfunction of your remote.

In rare instances the fob could be disconnected from your vehicle because of software or hardware issues. This can cause a major problem, but you can usually fix it by visiting a local dealer or auto locksmith to have them reprogram your fob for you. In certain instances the software may require reinstallation to your body control modules.

Interference

In addition to a dead battery on a coin The key fob might not be able to receive or transmit a signal due to interference. This could happen when the keyfob is located in close proximity to a radio transmitter, such as a cell phone or radar detector. The key fob might not function because of a weak connection to the buttons, water damage or damage to the internal chips.

If the key fob failed to work one day suddenly and you've tried every option at home to fix it e.g. replacing the battery, reprogramming, and using the spare key fob, you may have a malfunctioning receiver module on your 500. The receiver module is located under the dash and is able to pick up the radio frequency signals from the key fob. It then converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy method to reset every single system on board in your 500 locked keys in fiat 500, 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 get rid of any remaining electricity and then restart the car's computers, which could help get your key fob working again. If the problem persists you should seek the advice of an expert technician. They can identify the root of any problems.