Reasons Your replacement fiat 500 key 500 Key Fob Won't Work

A key fob from fiat 500 remote key programming 500 makes it easy to open doors and start your car. There are a myriad of reasons the fob could stop working. This could be due to a dead coin-battery water damage, problems with the receiver modules, and interference.

This listing is for an NEW replacement fiat 500 key fob Fiat Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to search for local locksmiths for your vehicle). It comes with lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob not working. Modern key fobs have an operating range that is limited and must be within only a few inches from the vehicle in order to function. If you're 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, simply replace the coin cell battery (Part number CR2032) with a new one from a trusted brand like Panasonic, Duracell, or Energizer. They are typically available at your local hardware store, or online.

After you've replaced the battery of your coin cell, you can test it by standing close to your Fiat 500 and pressing the buttons. The car should blink its parking lights, and the key fob should work the lock and unlock switches.

If the fob's key doesn't work after replacing the battery, it may be damaged by water, which prevents it from connecting to the receiver module inside your car. Water damage can occur through a variety of methods, including the simple splash or submerging the key fob into saltwater at the beach. If you suspect your fob has been exposed to water, try placing it in a dry rice bag to draw the moisture back out. If this fails, you'll require your fob to be replaced by an auto locksmith or a dealer.

Water Damage

Damage to the water supply can occur if you submerge the fob in the ocean or wash it in a washer. Saltwater can cause the circuit board to short and eventually end up dying. If you get the fob wet, it's not a good idea but if you accidentally drop it into a cup of water or forget to take it out of your pants pocket before running the washer do not give up hope.

First remove the battery from the fob. Clean the electronic chip using isopropyl or a similar product and dry it completely before replacing the battery. Check the fob again to see if it is functioning. If the fob doesn't work, it might need to be reset. This is usually done by a dealer or professional auto locksmith.

If the key is a newer model and was not programmed to your car It will most likely need to be replaced completely. This is a simple process which can be accomplished by a professional automotive locksmith. The locksmith will need the key to be cut to match the car's ignition. They'll also have to reprogram the fob to your vehicle's system. This is a simple and cost-effective procedure that can be completed within the next day.

Receiver Module Issues

One of the simplest reasons why your 500 key fob could stop functioning is because it's out of range. The remote usually has 30 feet of range or less and if it's far away from your car it will not respond to your commands. This can easily be resolved by moving it closer to your vehicle until it begins responding.

If you've replaced the coin battery (commonly called a "button" or "watch") and your fob still won't work It could be because of an internal circuit board problem. Reprogramming your fob can resolve the issue. The instructions are available for most vehicles on YouTube or in the owner's guide.

It is possible to replace the metal clips that keep the coin battery. If they lose tension it may prevent your battery from being properly seated and cause your remote to malfunction.

In rare cases the fob may be out of the vehicle's sync because due to hardware or software issues. This could cause a significant problem, but you can usually fix it by visiting a local dealer or auto locksmith to have them reprogram your fob. In some cases the software may need to be reinstalled in your body control modules.

Interference

In addition to a dead coin battery The key fob might not be able to receive or transmit the signal due to interference. This could happen if the key fob is near the radio transmitter (cell phones or radar detectors) or any other source of electromagnetic radiation. Other reasons why the key fob may not function could be due to a weak connection to the buttons or damage to the internal chip or water damage.

If your key fob suddenly stopped working, or if you've tried everything at home to resolve it (e.g. replacing batteries, reprogramming or using the spare key fob, you could have a malfunctioning receiver module on your 500. The receiver module is situated under the dash and replacement Fiat 500 Key Fob receives the radio frequency signals from the key fob. Then, it converts them into electronic commands that the vehicle interprets.

Fortunately, there's an easy method to reset all of the onboard systems in your 500, including the key fob. Disconnect the battery for 15 minutes, removing first the negative cable, then the positive cable. Then reconnect the battery. This will clear out any remaining electrical charge and restart the car's computers. This could allow you to get your key fob working again. If the problem persists you should seek the advice of an expert technician. They'll be able determine the root of your issues.