Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 makes it easy to open doors and start your car. There are a myriad of reasons the fob won't work. This could be due to a dead battery water damage, problems with receiver modules, as well as 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 find local locksmiths for your vehicle). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is the main cause of your 500 key fob not functioning. Modern key fobs operate with a restricted operating range, and should be within some feet of the vehicle in order to function. If you are further away from your car and press the keyfob button it won't respond and display the message "Key Fob Not Detected".

If this happens, replace the coin cell battery (Part number CR2032) by a new one from a reputable manufacturer such as Panasonic, Duracell, or Energizer. They can be found in your local hardware store, or online.

After you've changed the battery on the coin cell, you can test it by standing close to your Fiat 500 and pressing the buttons. The parking lights should blink and the key fob will operate the lock and unlock switch.

If the fob's key doesn't function after replacing the battery, it may have water damage that stops it from communicating with the receiver module in your vehicle. Water damage can occur through a variety of methods, including an easy splash or submerging the key fob into saltwater at the beach. If you think your fob was exposed to water, put it in a bag of rice to draw out the moisture. If this fails, you'll have to get your fob reprogrammed either by an auto locksmith or a dealer.

Water Damage

While the fob has some rubber seals to keep water from the electronic chip inside the device, submerging it into the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to short and then cease to function. It's not a good idea to soak the fob in water however, don't give it up if you accidentally drop it in water or fail to take it out of your pocket.

First take the battery off the fob. Clean the electronic chip using isopropyl alcohol or another similar product and dry it completely before replacing the battery. Check the fob to check if it's working. If the fob doesn't work, it may have to be reset. This is typically handled by a professional or dealer auto locksmith.

If the key is a newer model and hasn't been programmed to your vehicle it is likely to need to be replaced completely. A professional locksmith in the automotive industry will be able to complete this process. The locksmith needs to cut the key to match the ignition of your car. The locksmith will also have to program fiat punto key programming 500 Key fob (mcclanahan-best.hubstack.net) your fob into the car's system. This is a low-cost and quick procedure that can be completed the same day.

Receiver Module Issues

One of the main reasons your 500 key fob might stop working is because it's out of range. The remote usually has 30 feet of range or less and if it's far from your car, it won't respond to your commands. It can be solved by moving closer to your vehicle until it begins responding.

If your fob won't work after replacing the coin battery, also known as a "button", "watch" or "button" or "button", it could be a problem with the internal circuit board. Reprogramming your fob can resolve the issue. The instructions are available for the majority of vehicles on YouTube or in the owner's manual.

You may need to replace the metal clips that hold the coin battery in place. If they lose tension it can prevent the coin battery from sitting properly and cause your remote to malfunction.

In rare instances the fob might become desync'd with your vehicle due to software or hardware issues. This can cause a major issue, but you are able to usually resolve this issue by visiting an auto locksmith to reprogram your fob. In some cases, the software may also require reinstallation to your body control modules.

Interference

In addition to a dead coin battery The key fob might not be able to receive or transmit an signal due to interference. This may happen if the key fob is in close proximity to a radio transmitter like a cellphone or radar detector. Other reasons why the key fob might not work could be due to a weak connection to the buttons and internal chip, or water damage.

If your key fob suddenly stopped working, or if you have tried everything at home to fix it (e.g. replacing batteries, reprogramming or using the spare key fob, you might have a defective receiver module on your 500. The receiver module, which is located under the dashboard, detects radio frequency signals from your key fob. It converts the signals into electronic commands that are then read by the vehicle.

Luckily, there is an easy method to reset all on-board systems in your 500 keys, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Reconnect the battery. This will erase any remaining electricity, and allow you to restart the computer of your car. This could help you get your key fob to function again. If the issue continues, you should seek out an expert technician. They will be able to identify the root of any problems.