Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 replacement remote key cost 500 key fob makes it easy to open doors and start your vehicle. There are a variety of reasons why the fob may stop working. These include a dead coin battery or damage to the receiver module, water problems, and interference.

This listing is for an NEW replacement Fiat Flip Key Remote - look-alike Ilco brand that must be programmed professionally by a local locksmith (click here for Locksmith Search). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

The most common reason your 500 key fob will not function is an inactive battery. Modern key fobs have a very restricted operating range, and should be within only a few feet from the vehicle in order to function. If you are far from your car and locked keys in Car Boot fiat punto hit the keyfob, it will not respond, and display the message "Key Fob Not Detected".

If this happens you need to replace the battery of your coin-cell (Part Number CR2032) by a fresh one of a reliable brand, like Panasonic Duracell or Energizer. You can find them in your local hardware store or online.

You can test the battery in the coin-cell by pressing the buttons while you are standing close to your Fiat 500. The parking lights should blink and the key fob should operate the lock and unlock switch.

If the key fob doesn't work after replacing the battery, it may have water damage that stops it from communicating with the receiver module inside your vehicle. Water damage can happen in a number of ways, ranging from the slightest splash to submerging the fob locked keys in car boot fiat punto salt water at the beach. If you suspect your fob was exposed to water, you can try placing it in a dry rice bag to pull the moisture back out. If that doesn't work your fob will probably need to be reprogrammed by an experienced auto locksmith or the dealer.

Water Damage

Although the fob is equipped with rubber seals to keep water from the electronic chip inside the device, submerging it into the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to short and eventually end up dying. Getting the fob wet is not an option but if you accidentally drop it in a glass of water or don't remember to take it out of your pants pocket prior to running the washer and you don't have a chance, don't give in.

First take the battery off the fob. Before replacing the battery clean the electronic chip with isopropyl or another similar product. Check the fob again to determine if it's working. If the key doesn't function, locked keys In car boot fiat punto it may have to be reprogrammed. This is usually handled by an auto locksmith or dealer.

If the key is more recent and has not been programmed to your car, it will likely need to be replaced completely. A professional automotive locksmith can complete this simple process. The locksmith will require the key cut to match your car's ignition. They will also need to reprogram the fob for the system of your car. This is an affordable and fast process that can be completed within the same day.

Receiver Module Issues

One of the main reasons why your 500 key fob could stop working is because it's out of range. The remote has a maximum range of 30 feet, which means in the event that you are far from your car it will not respond to your commands. This can easily be resolved by moving it closer to your vehicle until it starts responding.

If you've replaced the battery on your coin (commonly known as a "button" or "watch") and your fob still won't work it could be due to an internal circuit board issue. In most cases, reprogramming the fob will fix the problem. There are instructions on how to do this for most automobiles by searching YouTube or checking out the owner's manual.

It is sometimes necessary to replace the metal clips that hold the coin batteries in place. If they loose tension it can prevent the coin battery from being seated properly and result in the malfunction of your remote.

In rare cases it is possible that the fob will become desync'd with your vehicle due to software or hardware issues. This can cause a major problem, but you can frequently fix this issue by visiting a local dealer or auto locksmith to have them reprogram your fob for you. In certain instances, the software may also require reinstallation in your body control modules.

Interference

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

If your key fob suddenly stopped working, or you've tried everything at home to solve the issue (e.g. replacing batteries, reprogramming or using the spare key fob, it could have a malfunctioning receiver module on your 500. The receiver module is located under the dash and picks up the radio frequency signals from the key fob. It transforms the signals into electronic commands that are then interpreted by the vehicle.

There's a quick and easy way to reset the 500's in-board system including the keyfob. Disconnect the battery for 15 minutes by removing first the negative cable, then the positive cable. Then, reconnect the battery. This will eliminate any remaining electricity and restart the car's computer system, which can help you the key fob to function again. If the problem persists you should speak with an expert technician. They can identify the root cause of any issues.