Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob replacement 500 key fob makes it easy to open doors and start your car. However, there are a variety of reasons why the fob may stop working. This could be due to a dead battery or water damage, problems with receiver modules, as well as interference.

This listing is for a NEW replacement fiat key Fiat Flip Key Remote - like the Ilco brand that must be programmed professionally by a local automotive locksmith (click here for Locksmith Search). Includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob not functioning. Modern key fobs only have a limited range of operation and must be within a few inches of the vehicle in order to work. If you are further away from your car and push the keyfob button it won't respond and display the message "Key Fob Not Detected".

If this occurs If this happens, replace the battery in the coin-cell (Part Number CR2032) by a brand new one from a reputable brand such as Panasonic Duracell or Energizer. You can typically find them at your local hardware store or online.

After you've replaced the battery in the coin cell It is possible to test it by standing near your Fiat 500 and pressing the buttons. The parking lights should blink and the key fob should operate the lock and unlock switches.

If your key fob still doesn't work even after replacing the battery, there might be water damage that has prevented it from interacting with the module inside your vehicle. Water damage can occur in a variety of ways, such as the simple splash or submerging the key fob saltwater at the beach. If you suspect that your fob was exposed to water, put it in a dry rice bag to pull the moisture back out. If this isn't working, you'll require your fob to be replaced by an auto locksmith or a dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob in the ocean, or wash it in a washing machine. Saltwater can cause the circuit board to short and then die. The fob getting wet is not an ideal choice, but if you drop it in a glass of water or don't remember to remove it from your pants pocket before running the washer Don't give up hope.

First take the battery off the fob. Clean the electronic chip using isopropyl or a similar product and then dry it completely before replacing the battery. Test the fob next to verify if it's functioning. If the key does not work, it may have to be changed. This is usually handled by an auto locksmith or dealer.

If the key you have is older and has not been programmed to work with your vehicle then you'll need to replace it completely. This is a simple procedure that can be handled by a professional locksmith for automotive use. The locksmith needs to cut the key to match the ignition of your car. They will also need to program the fob into the system of your car. This is a cost-effective and quick procedure that can be completed on the same day.

Receiver Module Issues

The 500 key fob could not function because it's out of range. The remote typically has an operating range of 30 feet or less, and if it's too far from your vehicle, it will not respond to your commands. It's easy to remedy this by moving your remote closer to your car until it responds.

If you've replaced the battery in your coin (commonly called a "button" or "watch") and the fob isn't working it could be due to an internal circuit board problem. Reprogramming the fob usually resolves this issue. You can find the steps for the majority of vehicles on YouTube or in the owner's guide.

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

In rare cases the fob might be out of sync with your vehicle because due to hardware or software issues. This could cause a significant headache, but you can frequently fix this issue by visiting an auto locksmith to have them reprogram your fob. In certain situations they might need to reinstall the software on your body control module too.

Interference

Interference can also cause the key fob not to receive or transmit a signal. This could occur if the keyfob is located in close proximity to a radio transmitter, like a cellphone or radar detector. Other reasons the key fob may not function include a poor connection to the buttons or the internal chip, or water damage.

If the key fob has stopped working one day out of the blue and you've tried everything you can do at home to fix it e.g. battery replacement key for fiat 500, reprogramming and using the spare key fob, you may have a malfunctioning receiver module on your 500. The receiver module, which is located beneath the dashboard, picks up radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then interpreted by the vehicle.

Fortunately, there's an easy method to reset all on-board systems in your 500, including the key fob. Disconnect the battery for 15 minutes by removing first the negative cable, then the positive cable. Then, reconnect the battery. This will clear any residual electric current, and also restart the computer of your car. This can help you get your key fob to work again. If the issue continues, you should consult an expert technician. They can determine the exact cause of your issue.