Reasons Your Fiat 500 Key Fob Won't Work

A Fiat 500 key fob makes it easy to open doors and start your car. However, there are a variety of reasons why the key fob might stop working. This includes a dead coin-battery and water damage, as well as problems with the receiver modules, and interference.

This listing is for a NEW replacement fiat key (writes in the official 0522224528.ussoft.kr blog) fiat 500 replacement key cost Flip Key Remote - like the Ilco brand that needs to be programmed professionally by a local locksmith (click here for Locksmith Search). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

The most frequent reason why the 500 key fob won't function is due to a dead battery. Modern key fobs have a restricted operating range, and must be within only a few feet from the vehicle to function. If you're far away from your vehicle and you press the key fob button the car will not respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens If this happens, replace the battery in the coin-cell (Part Number CR2032) with a new battery of a reliable brand, such as Panasonic Duracell or Energizer. They are usually available in your local hardware store, or online.

You can test the battery in the coin-cell by pressing the buttons while standing close to your Fiat 500. The car should blink its parking lights and the key fob should work the lock and unlock buttons.

If the key fob won't function after replacing the battery, it may have water damage that prevents it from connecting to the receiver module in your vehicle. Water damage can happen in a number of ways, from a light splash to submerging the 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 isn't working, you'll require your fob to be changed by an auto locksmith or a dealer.

Water Damage

Water damage can occur when you submerge the fob in the ocean, or wash it in a washing machine. Saltwater can be particularly harmful to the circuit board of the fob which causes it to short out and eventually die. In the event that you let your fob get wet, it's not a good idea, but if you drop it in an empty cup of water, or forget to remove it from your pants pocket before running the washing machine do not give up hope.

First, remove the battery. Before replacing the battery, clean the electronic chip with isopropyl, or a similar product. Next, test the fob to check if it functions. If the key still doesn't function, it may need to be changed. This is typically handled by a professional or dealer auto locksmith.

If the key you have is older and not programmed for your vehicle then you'll need to replace it completely. A professional automotive locksmith can complete this simple process. The locksmith will require the key to be cut to match the car's ignition. They'll also have to program the fob into the car's system. This is a cheap and quick process that could be completed the same day.

Receiver Module Issues

One of the simplest reasons why your 500 key fob may stop working is that it's simply out of range. The remote has a range of 30 feet, so when you're too far away from your vehicle, it won't respond to your commands. This can be easily fixed by moving it closer to your vehicle until it begins responding.

If your fob does not work after you replace the battery for the coin, also known as a "button", "watch" or "button" It may be due to a malfunction on the internal circuit board. Reprogramming your fob can resolve this problem. There are instructions on how to do this on the majority of vehicles by searching YouTube or looking through the owner's manual.

It's possible that you need to replace the metal retaining clips that keep the coin battery in place. If they become loose, it may prevent your battery from sitting properly, causing 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 in your body control modules.

Interference

Interference can also cause the key fob not to receive or transmit signals. This can happen when the key fob is located near radio transmitters (cell phones and radar detectors) or another source of electromagnetic radiation. Other reasons the key fob could not function include a poor connection to the buttons and internal chip, or water damage.

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

Luckily, there is an easy method of resetting every single system on board in your 500 and include the key fob. Disconnect the battery 12 volt for approximately 15 minutes by removing the negative cable and then the positive cable. Reconnect the battery. This will erase any remaining electricity, and restart the car's computer. This can help you get your key fob to function again. If the issue continues it is recommended that you consult an expert technician. They will be able to identify the exact cause of any issues.