Reasons Your Fiat 500 Key Fob Won't Work
A Fiat 500 key fob makes it simple to open doors and start your vehicle. However, there are a variety of reasons the fob could stop functioning. This could be due to a dead coin-battery water damage, issues with the receiver module, and interference.
This listing is for an NEW replacement Fiat Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths for automotive locksmiths). This remote includes trunk, lock and unlock buttons.
Dead Coin Battery
The most common reason your 500 key fob won't function is due to the battery is dead. Key fobs of today have an operating range that is limited and must be within just a few inches of the vehicle in order to function. If you are far from your car and hit the keyfob, 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 new one from a reputable brand like Panasonic, Duracell, or Energizer. They are available at your local hardware store or online.
You can test the coin-cell battery by pressing the buttons while standing close to your Fiat 500. The car will flash its parking lights, and the key fob should be able to operate the lock and unlock switches.
If your key fob still isn't working even after replacing the battery, it may be water damage that prevents it from connecting to the module inside your vehicle. Water damage can happen in a variety of ways, from a light splash to submerging the fob into salt water at the beach. If you think your fob was exposed to water, you can place it in a rice bag to draw out the moisture. If that doesn't work, your fob will probably need to be reset by a professional auto locksmith or the dealer.
Water Damage
Water damage can occur if you submerge the fob in the ocean, or wash it in a machine. Saltwater can cause the circuit board to short and eventually end up dying. The fob getting wet is not an option, but if you drop it in the water in a cup or don't remember to take it out of your pants pocket prior to running the washing machine and you don't have a chance, don't give in.
Remove the battery first. Clean the electronic chip using isopropyl alcohol or a similar product and dry it completely before replacing the battery. Then try the fob and see if it works. If the key does not function then it might need to be changed. This is usually done by an auto locksmith or dealer.
If the key you have is older and has not been programmed to work with your vehicle You will need to replace it completely. A professional locksmith for automotive can complete this simple process. The locksmith will need to cut the key to match the ignition in your vehicle. The locksmith will also need to reprogram your fob into the vehicle's system. This is a simple and cost-effective procedure which can be completed the same day.
Receiver Module Issues
One of the most common reasons your 500 key fob could stop functioning is because it's out of range. The remote usually has an operating range of 30 feet or less and if it's far away from your car it won't respond to your commands. It can be solved by moving it closer to your vehicle until it starts responding.
If you've replaced the coin battery (commonly known as"button" or "button" or "watch") and the fob won't work, it could have an internal circuit board issue. Reprogramming your fob can resolve this issue. The instructions are available for most vehicles on YouTube or in the owner's manual.
It is sometimes necessary to replace the metal clips that hold the coin batteries in their place. If they loose tension it can prevent the battery from being properly seated and could result in the malfunction of your remote.
In rare instances, the fob may be out of the vehicle's sync because of hardware or software issues. It is possible to fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In some cases they might need to reinstall the software in your body control module too.
Interference
In addition to a dead coin battery, the key fob may not be able to receive or transmit the signal due to interference. This could happen when the keyfob's location is in close proximity to a radio transmitter, such as a cell phone or radar detector. The key fob could not work because of a problem to the buttons water damage or damage to the internal chips.
If the key fob failed to work one day without notice or after trying everything you can do at home to solve it e.g. You might have a damaged 500 receiver module if you've tried replacing the battery, reprogramming it, or using a spare key fob. The receiver module, which is located under the dashboard, picks up radio frequency signals from your key fob. It converts them into electronic commands that the vehicle interprets.
There's a simple method to reset the 500's internal system, including the keyfob. Disconnect thekeylab for 15 minutes, removing first the negative cable, then the positive cable. Reconnect the battery. This will remove any remaining electric current, and also restart the computer in your car. This can help get your key fob working again. If the issue continues, you should consult an expert technician. They will be able to determine the root of any problems.