Reasons Your Fiat 500 Key Fob Won't Work

A key fob with the fiat 500 number is a great way to open the doors and start the car. However, there are a variety of reasons why the key fob might stop functioning. This could be due to a dead coin-battery water damage, issues with the receiver module, and interference.

This listing is for a NEW replacement fiat 500 key Fiat Panda Key Fob Replacement Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to find local locksmiths in the automotive industry). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is the most common cause of your 500 key fob that isn't working. Modern key fobs operate with a restricted operating range, and should be within a few feet of the vehicle in order to function. If you are far from your car and hit the keyfob, it won't respond and display the message "Key Fob Not Detected".

If this occurs, replace the coin-cell battery (Part Number CR2032) with a new battery of a reputable brand like Panasonic Duracell or Energizer. You can typically find them in your local hardware store or online.

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

If the fob's key doesn't function after replacing the battery, it might have water damage that prevents it from connecting to the receiver module in your vehicle. Water damage can occur in many ways, including a simple splash or submerging the key fob in saltwater at the beach. If you suspect that your fob has been exposed to water, place it in a bag of rice to draw out the moisture. If this doesn't work your fob will probably need to be reset by a professional locksmith or dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob in the ocean or wash it in a washer. Saltwater can be particularly harmful to the fob's circuit board that can cause it to short out and eventually end up dying. If you get the fob wet, it's not a good idea but if you drop it into an empty cup of water, or forget to remove it from your pants pocket before running the washer do not give up hope.

First remove the battery from the fob. Clean the electronic chip using isopropyl alcohol or another similar product and dry it thoroughly before replacing the battery. Check the fob again to determine if it's functioning. If the key doesn't function, it may need to be reset. This is usually handled by a dealer or professional auto locksmith.

If the key is more recent and hasn't been programmed to your car It is likely that it needs to be replaced completely. A professional automotive locksmith can do this job. The locksmith needs to cut the key to match the ignition in your vehicle. They will also need to program the fob into the car's system. This is a simple and cost-effective procedure that can usually be completed in the same day.

Receiver Module Issues

The 500 key fob you have may not work because it's out of range. The remote typically has an area of 30 feet or less and if it's far from your car, it won't respond to your commands. It's easy to solve this problem by moving the remote closer to your vehicle until it responds.

If your fob won't work after you replace the battery inside the coin, which is also known as a "button", "watch" or "button" It could be due to an issue with the circuit board inside. Reprogramming your fob can resolve this problem. You can find the instructions on how to do this for all vehicles by searching YouTube or checking out the owner's manual.

It's possible that you need to replace the metal clips that keep the battery of your coin in place. If they lose tension, it can prevent your coin battery from being properly seated and cause your remote to malfunction.

In rare instances the fob might become disconnected from your vehicle due to software problems or hardware issues. You can fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In some instances the software might require reinstallation to your body control modules.

Interference

Interference can also cause the key fob to not be able to receive or transmit an signal. This is possible when the key fob is located near the radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. The key fob could not work due to a poor connection with the buttons water damage or damage to the internal chips.

If your key fob suddenly stopped working, or you've tried everything at home to fix it (e.g. replacing batteries, reprogramming or using the spare key fob, you may have a faulty receiver module on your 500. The receiver module is located under the dash, and it picks up the radio frequency signals from the key fob. It converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy way to reset every single system on board in your 500 keys, including the key fob. Disconnect the battery 12 volt for about 15 minutes, by disconnecting the negative cable first then the positive cable. Reconnect the battery. This will clear any residual electricity, and allow you to restart the computer of your car. This will help you get your key fob working again. If the issue continues you should speak with an expert certified technician. They can identify the root of any problems.