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Reasons Your Fiat 500 Key Fob Won't Work

A key fob from fiat Ducato Remote key replacement 500 is a convenient way to unlock the doors and start the car. However, there are numerous reasons why the key fob might stop working. This includes a dead coin-battery or water damage, problems with the receiver modules, and interference.

This listing is for an NEW replacement key for fiat 500 fiat replacement key cost Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to find local locksmiths for your vehicle). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

The most common reason your 500 key fob won't work is the battery is dead. Modern key fobs operate with a limited operating range and must be within a few feet of the vehicle in order to function. If you're far from your vehicle and press the key fob button the car won't respond and will display an "Key Fob Not Detected" message in the instrument cluster.

If this happens you need to replace the battery of your coin-cell (Part Number CR2032) by a fresh one of a reliable brand, like Panasonic Duracell or Energizer. They are available at your local hardware store, or online.

You can test the battery in the coin-cell by pressing the buttons while standing close to your fiat key duplication 500. The car will blink its parking lights, and the key fob should be able to operate the lock and unlock buttons.

If your fob's key isn't working after replacing the battery, there may be water damage that has prevented it from communicating with the module in your vehicle. Water damage can happen in a variety of ways, such as a simple splash or submerging your key fob in saltwater at the beach. If you suspect that your fob was exposed to water, place it in a rice bag to draw out the moisture. If this fails, you'll need to have the fob changed by an auto locksmith or a dealer.

Water Damage

The fob does have rubber seals that keep water from the chip's electronic circuit, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater is particularly dangerous to the fob's circuit board and can cause it to short out and eventually die. It's not good to submerge the fob in water however, but don't give it up in the event that you accidentally drop it in water or forget how to start a fiat 500x with key remove it from your pocket.

First remove the battery from the fob. Clean the electronic chip with isopropyl alcohol or a similar product and dry it thoroughly before replacing the battery. Next, test the fob to verify if it is working. If the key doesn't work, it might need to be programmed again. This is usually done by an auto locksmith or dealer.

If the key is newer and has never been programmed to your car it is likely to need to be replaced completely. A professional locksmith in the automotive industry can carry out this simple task. The locksmith needs to cut the key to match the ignition on your vehicle. The locksmith also needs to reprogram your fob in the car's system. This is a fast and inexpensive process that can usually be completed on the same day.

Receiver Module Issues

Your 500 key fob might be inoperable because it's out of range. The remote usually has 30 feet of range or less, and if it's too far from your car, it will not respond to your commands. This can easily be resolved by moving it closer to your vehicle until it begins responding.

If your fob isn't working after you replace the battery for the coin, also called a "button", "watch" or "button" It could be due to a problem with the circuit board inside. Reprogramming your fob can resolve this issue. The instructions are available for most vehicles on YouTube or in the owner's manual.

It is possible to replace the metal retaining clips that keep the coin battery in place. If they loose tension it can prevent the battery from sitting properly and cause the remote to malfunction.

In rare cases, the fob may become disconnected from your vehicle due to software or hardware issues. This could cause a significant problem, but you can often fix this by visiting an auto locksmith to reprogram your fob. In certain situations they might need to reinstall the program in your body control module as well.

Interference

In addition to a dead coin battery the key fob could not be receiving or transmitting the signal due to interference. This could occur if the key fob is located near a radio transmitter (cell phones and radar detectors) or another source of electromagnetic radiation. Other reasons the key fob might not work may be a lack of connection to the buttons or the internal chip or water damage.

If your key fob suddenly stopped working, or you've tried everything at home to solve the issue (e.g. battery replacement, reprogramming and using the spare key fob, you may have a defective receiver module on your 500. The receiver module, which is located under the dashboard, detects radio frequency signals from your key fob. It transforms the signals into electronic commands that are then interpreted by the vehicle.

There is a simple way to reset the 500's internal system including the keyfob. Disconnect the battery 12 volt for about 15 minutes by disconnecting the negative cable first then the positive cable. Then, reconnect the battery. This will get rid of any remaining electricity and restart the car's computers. This could help get your key fob working again. If the problem persists you should speak with an expert technician. They'll be able to diagnose the exact cause of your problems.