Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob is a convenient way to open the doors and begin the car. There are a variety of reasons why the fob may stop working. This could be due to a dead coin battery, water damage, receiver module problems, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that is similar to the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths in the automotive industry). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob that isn't working. Modern key fobs have a very limited range of operation, and should be within only a few feet from the vehicle in order to function. If you're not close to your vehicle, and you press the key fob button the car won't be able to respond, and will display an "Key Fob Not Detected" message in the instrument cluster.

If this occurs If this happens, replace the battery in the coin-cell (Part Number CR2032) by a fresh one of a trusted brand such as Panasonic Duracell or Energizer. They are typically available in your local hardware store or on the internet.

After you've replaced the battery of your coin cell you can test it by standing near your Fiat 500 and pressing the buttons. The parking lights should light up and the key fob will operate the lock and unlock switches.

If the fob's key doesn't function after replacing the battery, it might have water damage that stops it from connecting to the receiver module inside your car. Water damage can occur through a variety of methods, including simply splashing or submerging your key fob in saltwater at the beach. If you suspect that 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 your fob may require reprogramming by an experienced auto locksmith or by the dealer.

Water Damage

Water damage can occur if you submerge the fob in the ocean, or wash it in a washing machine. Saltwater is especially dangerous to the circuit board of the fob that can cause it to short out and eventually die. The fob getting wet is not an ideal choice but if you drop it in an empty cup of water, or don't remember to remove it from your pocket before you run the washer and you don't have a chance, don't give in.

First remove the battery from the fob. Clean the electronic chip using isopropyl ethanol or a similar product and dry it thoroughly before replacing the battery. Check the fob to check if it's functioning. If the key does not function, it may have to be programmed again. This is typically handled by a professional or dealer auto locksmith.

If the key is newer and has never been programmed to your vehicle it is likely to need to be replaced completely. A professional locksmith in the automotive industry can complete this simple process. The locksmith will need the key to be cut to match your vehicle's ignition. They'll also need to reprogram the fob for your car's system. This is an affordable and quick process that could be completed in the same day.

Receiver Module Issues

The 500 key fob you have may not function because it's out of range. The remote's range is of 30 feet. Therefore, when you're too far from your vehicle it will not respond to your commands. It is possible to remedy this by moving your remote closer to your vehicle until it responds.

If your fob won't work after you replace the battery for the coin, also called a "button", "watch" or "button" it may be due to a malfunction on the circuit board inside. Reprogramming the fob usually resolves the issue. You can find the instructions on how to do this for all automobiles by searching YouTube or consulting the owner's manual.

It is sometimes necessary to replace the clips made of metal that hold the coin batteries in place. If they loose tension, it can stop your coin battery from sitting properly and cause your remote to malfunction.

In rare cases the fob may be out of alignment with your vehicle because of software or hardware problems. This could cause a significant problem, but you can usually fix it by visiting an auto locksmith to have them reprogram your fob for you. In certain situations they might need to reinstall the program in your body control module, as well.

Interference

In addition to a dead coin battery The key fob might not be receiving or transmitting an signal due to interference. This could happen if the key fob is close to the radio transmitter (cell phones or radar detectors) or another source of electromagnetic radiation. Other reasons why the key fob could not function may be a lack of connection to the buttons or the internal chip or water damage.

If the key fob has been unable to function for a while out of the blue, or after trying everything you can at home to solve it e.g. You might have a damaged 500 receiver module If you've tried replacing it with a battery, reprogramming, and using an alternative key fob. The receiver module, which is located under the dashboard, is able to pick up radio frequency signals from your key fob. It transforms the signals into electronic commands that are then translated by the vehicle.

Luckily, there is an easy method to reset all of the on-board systems in your 500 device, including the key fob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Then, reconnect the battery. This will get rid of any remaining electricity and restart the car's computers. This could allow you to the key fob to function again. If the problem persists you should seek the advice of an expert technician. They can identify the exact cause of problems.