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

A key fob for Fiat 500 makes it simple to open doors and start your vehicle. However, there are numerous reasons why the fob won't be working. These include a dead coin battery damage to the receiver module, water issues, and interfering.

This listing is for an NEW replacement Fiat Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to find local locksmiths for your vehicle). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

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

If this happens, simply replace the battery in the coin cell (Part number CR2032) by a new one from a reliable brand like Panasonic, Duracell, or Energizer. You can find them at the local hardware store or online.

You can test the battery on your coin-cell by pressing the buttons while standing close to your fiat key programming 500. The car should flash its parking lights and the key fob should be able to operate the lock and unlock switches.

If the key fob doesn't work after replacing the battery, it might have water damage that prevents it from communicating with the receiver module in your vehicle. Water damage can occur in many ways, including the simple splash or submerging your key fob in saltwater at the beach. If you suspect that your fob has been exposed to water, put it in a rice bag to draw out the moisture. If this does not work, you'll need to have the fob reprogrammed either by an auto locksmith or dealer.

Water Damage

The fob does have rubber seals that keep water out of the electronic chip inside, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to become shorted and eventually fail. In the event that you let your fob get wet, it's not an ideal choice however, if you drop it into the water in a cup 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 with isopropyl or a similar product and dry it completely before replacing the battery. Test the fob afterward to check if it's functioning. If the fob doesn't work, it may need to be reprogrammed. This is typically done by a professional or dealer auto locksmith.

If the key is more recent and was not programmed to your vehicle, it will likely need to be replaced completely. A professional automotive locksmith can do this job. The locksmith will require the key cut to match your vehicle's ignition. They'll also have to program fiat 500 key fob the fob into your vehicle's system. This is an affordable and quick procedure that can be completed the same day.

Receiver Module Issues

Your 500 key fob might be inoperable because it's out of range. The remote usually has 30 feet of range or less and if it's far from your vehicle, it will not respond to your commands. This can easily be resolved by moving closer to your vehicle until it starts 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. In the majority of cases, reprogramming your fob will resolve this issue. You can find directions on how to do this for all vehicles 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 their place. If they loose tension, it can prevent the coin battery from being seated properly, and this will cause the remote to malfunction.

In rare cases, the fob may become desync'd with your vehicle due to software or hardware issues. This can cause a major problem, but you can usually resolve this issue by visiting a local dealer or auto locksmith to reprogram your fob. In certain situations it may be necessary to reinstall the program in your body control module as well.

Interference

In addition to a dead battery on a coin the key fob could not be able to transmit or receive an signal due to interference. This can happen when the key fob is close to the radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. Other reasons the key fob might not function include a poor connection to the buttons or the internal chip, or water damage.

If your key fob suddenly stopped working, or you have tried everything at home to resolve it (e.g. It could be a defective 500 receiver module in the event that you've tried replacing the battery, reprogramming or using an alternative key fob. The receiver module is located under the dash and is able to pick 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, removing first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electricity and restart the car's computers, which could allow you to the key fob to function again. If the issue persists, you should speak with an expert technician. They will be able to identify the root cause of your issue.