Reasons Your Fiat 500 Key Fob Won't Work
A Fiat 500 key fob allows you to easily open doors and start your vehicle. However, there are numerous reasons the fob could stop working. This includes a dead coin-battery, water damage, problems with the receiver modules, and interference.
This listing is for a NEW replacement Fiat Flip Key Remote - like the Ilco brand that must be programmed professionally by a local automotive locksmith (click here for Locksmith Search). It includes lock, unlock, and trunk buttons.
Dead Coin Battery
A dead battery is the most common reason for your 500 key fob not working. Modern key fobs have a very limited range of operation, and should be within just a few feet of the car to operate. 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 coin cell battery (Part number CR2032) with a brand new one from a reliable brand such as Panasonic, Duracell, or Energizer. You can find them at the local hardware store or online.
After you've changed the battery on the coin cell, you can test it by standing next to your Fiat 500 and pressing the buttons. The car will flash its parking lights and the key fob should work the lock and unlock buttons.
If your fob's key isn't working after replacing the battery, it could be water damage that has prevented it from interacting with the module inside your vehicle. Water damage can occur in a variety of ways, from the slightest splash to submerging your fob in salt water at the beach. If you suspect that your fob was exposed to water, try putting it in a dry rice bag to pull the moisture back out. If this fails, you'll need to have your fob changed by an auto locksmith or a dealer.
Water Damage
Water damage can happen if you immerse the fob in the ocean or wash it in a washer. Saltwater can cause the circuit board to become shorted and eventually cease to function. Getting the fob wet is not an ideal choice but if you drop it into a glass of water or do not remember to take it out of your pants pocket before running the washing machine do not give up hope.
First, remove the battery from the fob. Clean the electronic chip using isopropyl ethanol or a similar product and dry it completely before replacing the battery. Next test the fob to verify if it is working. If the fob doesn't work, it may need to be reset. This is usually handled by an auto locksmith or dealer.
If fiat replacement key have is older and not programmed to work with your vehicle then you'll need to replace it completely. This is a simple procedure which can be accomplished by a professional automotive locksmith. The locksmith will need the key cut to match your vehicle's ignition. The locksmith will also have to reprogram the fob into the vehicle's system. This is a cost-effective and fast process that can be completed the same day.
Receiver Module Issues
One of the most common reasons why your 500 key fob won't be working is because it's out of range. The remote has a maximum range of 30 feet. So in the event that you are far away from your vehicle it will not respond to your commands. It is possible to solve this issue by moving the remote closer to your vehicle until it responds.
If you've replaced your coin battery (commonly known as"button" or "button" or "watch") and your fob still won't work, it could have an internal circuit board problem. In the majority of cases, reprogramming your fob can resolve the problem. You can find instructions on how to do this for most automobiles by searching YouTube or reading the owner's manual.
You may have to replace the metal retaining clips that keep the coin battery in place. If they lose tension, they could stop the battery from being seated properly and could cause your remote to malfunction.
In rare instances the fob could be disconnected from your vehicle because of software or hardware issues. This could be a huge headache, but you can usually fix it by visiting a local dealer or auto locksmith to have them reprogram your fob for you. In certain instances it may be necessary to install the software again in your body control module too.
Interference
In addition to a dead coin battery, the key fob may not be receiving or transmitting an signal due to interference. This could happen if the key fob is located near an electronic radio transmitter (cell phones, radar detectors) or any other source of electromagnetic radiation. The key fob might not work because of a problem to the buttons, water damage or damage to the internal chips.
If your key fob suddenly stopped working, or if you have tried everything at home to solve the issue (e.g. It could be a defective 500 receiver module after you've tried replacing the battery, reprogramming, or using an alternative key fob. The receiver module is situated under the dash, and it picks up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.
Luckily, there is an easy method to reset all on-board systems in your 500 device, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any residual electricity and restart the car's computers, which can help you the key fob to function again. If the issue persists, you should seek the advice of an expert technician. They can identify the exact cause of problems.