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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 many reasons why the fob won't be working. It could be due to a dead battery, water damage, receiver module problems, and interference.

This listing is for a NEW replacement fiat 500 replacement Key uk 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 main cause of your 500 key fob not functioning. Key fobs of today have a limited range of operation and must be within a few inches of the vehicle to function. If you're not close to your vehicle and you press the key fob button, the car won't respond, and will display the "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the battery in the coin cell (Part number CR2032) by a new key for fiat 500 one from a reputable manufacturer such as Panasonic, Duracell, or Energizer. They are available at your local hardware store, or on the internet.

After you've replaced the battery in 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 be able to operate the lock and unlock switches.

If the fob's remote doesn't function after replacing the battery, it could be damaged by water, which prevents it from communicating with the receiver module in your vehicle. Water damage can happen in a variety of ways, ranging from a light splash to submerging the fob in salt water at the beach. If you suspect that your fob was exposed to water, you can try placing it in a dry rice bag to pull the moisture back out. If this doesn't work, you will need to have the fob reprogrammed either by an auto locksmith or a dealer.

Water Damage

Water damage can happen if you submerge the fob in the ocean, or wash it in a washing machine. Saltwater can be particularly harmful to the fob's circuit board which causes it to short out and eventually end up dying. It's not a good idea to soak the fob in water but don't give up if you accidentally drop it in water or forget to take it out of your pocket.

First, remove the battery from the fob. Clean the electronic chip using isopropyl alcohol or another similar product and dry it thoroughly before replacing the battery. Check the fob again to check if it's functioning. If the key isn't working, it may have to be reprogrammed. This is usually done by an auto locksmith or dealer.

If the key is a newer model and hasn't been programmed to your car it is likely to need to be replaced completely. A professional locksmith for cars can carry out this simple task. The locksmith will have to cut the key to match the ignition in your vehicle. They'll also need to reprogram the fob to the car's system. This is a quick and cost-effective process which can be completed on the same day.

Receiver Module Issues

Your 500 key fob may not work because it's out of range. The remote has a maximum range of 30 feet, so should you be too far from your car it will not respond to your commands. You can fix this by moving the remote closer to your car until it responds.

If you've replaced the coin battery (commonly called a "button" or "watch") and the fob isn't working, it could have an internal circuit board problem. Reprogramming the fob usually resolves this problem. You can find instructions on how to do this for all automobiles by searching YouTube or checking out the owner's manual.

It is possible to replace the clips made of metal that hold the coin batteries in place. If they lose tension, it could hinder the battery from being seated properly and can cause your remote to malfunction.

In rare cases the fob might become disconnected from your vehicle due to software issues or hardware issues. 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 instances the software might require reinstallation to your body control modules.

Interference

Interference can also cause the key fob not to receive or transmit a signal. This could occur if the key fob is close to the radio transmitter (cell phones, radar detectors) or any other source of electromagnetic radiation. The key fob may not function because of a problem with 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. You could have a malfunctioning 500 receiver module in the event that you've tried replacing the battery, reprogramming, and using an alternative key fob. The receiver module is located under the dash and picks up the radio frequency signals from the key fob. It converts the signals into electronic commands that are then translated by the vehicle.

There's a simple method to reset the 500's on-board system, including the keyfob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Then, reconnect the battery. This will clear out any remaining electricity and restart the car's computers, Fiat 500 Replacement key Uk which could help the key fob to function again. If the problem persists you should seek out an experienced technician. They will be able to identify the exact cause of issues.