Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob is a convenient method to unlock the doors and start the car. There are a variety of reasons why the fob may stop working. This could be due to a dead battery or water damage, receiver modules issues, and interference.

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

Dead Coin Battery

A dead battery is the main reason for your 500 key fob that isn't working. Modern key fobs offer limited operating range and must be within just a few inches of the vehicle to function. If you are far 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 battery in the coin cell (Part number CR2032) with a brand new one from a trusted brand like Panasonic, Duracell, or Energizer. They can be found in your local hardware store or online.

After you've replaced the coin cell battery You can test it by standing near your fiat a602 key 500 and pressing the buttons. The parking lights should blink and the key fob should operate the lock and unlock switch.

If your key fob still isn't working even after replacing the battery, it may be water damage which is preventing it from connecting to the module in your vehicle. Water damage can happen in a variety of ways, from small splashes to submerging the fob salt water at the beach. If you think your fob was exposed to water, you can place it in a bag of rice to draw out the moisture. If this doesn't work, you will need to have your fob changed by an auto locksmith or a dealer.

Water Damage

The fob does have rubber seals that keep water out of the electronic chip inside and out of the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to short and then end up dying. It's not a good idea to submerge the fob in water however, but don't give it up if you accidentally drop it in water or forget to remove it from your pocket.

First, remove the battery. Before replacing the battery clean the electronic chip with isopropyl or another similar product. Then try the fob and check if it functions. If the fob doesn't work then it might need to be reprogrammed. This is usually done by an auto locksmith or dealer.

If your key is older and is not programmed for your vehicle You will need to replace it completely. This is a simple process that can be handled by a professional automotive locksmith. The locksmith will have to cut the key to match the ignition of your vehicle. The locksmith also needs to reprogram your fob in the vehicle's system. This is a low-cost and fast process that can be completed on the same day.

Receiver Module Issues

The 500 key fob you have may be inoperable because it's out of range. The remote typically has 30 feet of range or less and if it's far from your vehicle, it will not respond to your commands. It's easy to remedy this by moving your remote closer to your vehicle until it responds.

If your fob doesn't work after replacing the battery inside the coin, which is also called a "button", "watch" or "button" It could be a problem with the internal circuit board. In most cases, reprogramming the fob will solve the issue. You can find the instructions on How to open fiat 500 Without key (chu-bille.Technetbloggers.de) to do this on the majority of vehicles by searching YouTube or checking out the owner's manual.

It is possible to replace the metal clips that hold the coin batteries in the correct position. If they lose tension it could prevent the battery from sitting properly and can cause your remote to malfunction.

In rare instances, the fob can become out of connection with your vehicle as a result of hardware or software issues. This can be a major issue, but you are able to usually resolve this issue by visiting an auto locksmith to have them reprogram your fob. In certain situations it may be necessary to reinstall the software in your body control module, as well.

Interference

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

If the key fob has suddenly stopped working, without notice or even after trying every option at home to solve it e.g. replacing batteries, reprogramming or using the spare key fob, you might have a malfunctioning receiver module on your 500. The receiver module is situated under the dash and receives the radio frequency signals from the key fob. It converts the signals into electronic commands that are then read by the vehicle.

There's a quick and easy way to reset the 500's internal system including the keyfob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Reconnect the battery. This will eliminate any remaining electricity and then restart the car's computers, which could allow you to the key fob to function again. If the issue continues, you should seek out an expert technician. They will be able diagnose the exact cause of any issues.