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Reasons Your fiat keys 500 Key Fob Won't Work

A key fob for the Fiat doblo replacement Key 500 is a handy way to open the doors and begin the car. However, there are a variety of reasons why the fob won't be functioning. These include a dead coin battery or damage to the receiver module, water issues, or interference.

This listing is for an NEW replacement key fiat 500 Fiat Flip Key Remote - like the Ilco brand that must be programmed professionally by a local automotive locksmith (click here for Locksmith Search). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is probably the most common reason for your 500 key fob being inoperative. Modern key fobs have a limited operating range and should be within some feet of the car to operate. If you are not within your vehicle, and you push the keyfob button it will not respond and display the message "Key Fob Not Detected".

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

You can test the coin-cell battery by pressing the buttons while you're standing close to your Fiat 500. The parking lights should light up and the key fob will operate the lock and unlock switch.

If the fob's remote doesn't work after replacing the battery, it could have water damage that prevents it from connecting to the receiver module in your vehicle. Water damage can happen in a variety of ways, such as an easy splash or submerging the key fob saltwater at the beach. If you suspect that your fob has been exposed to water, you can place it in a rice bag to draw out the moisture. If this doesn't work, your fob will probably need to be reprogrammed by a professional locksmith or dealer.

Water Damage

Water damage can happen if you immerse the fob into the ocean, or wash it in a machine. Saltwater can cause the circuit board to short and then end up dying. Getting the fob wet is not a good idea however, if you drop it into a cup of water or fail to remove it from your pants pocket before running the washing machine Don't give up hope.

First remove the battery from the fob. Before replacing the battery, clean the electronic chip with isopropyl or a similar product. Test the fob next to see if it is functioning. If the fob doesn't work, it may need to be reprogrammed. This is usually done by an auto locksmith or dealer.

If the key is newer and has not been programmed to your car It will most likely need to be replaced completely. This is a simple process that can be handled by a professional locksmith for automotive use. The locksmith will need the key cut to match your vehicle's ignition. They'll also have to program the fob into your car's system. This is a simple and inexpensive process which can be completed on the next day.

Receiver Module Issues

Your 500 key fob might stop working because it is out of range. The remote's range is of 30 feet, which means should you be too far from your car it won't be able to 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 battery in the coin, also called a "button", "watch" or "button" It could be a problem with the circuit board inside. In most cases, reprogramming the fob can resolve the problem. You can find instructions on how to do this for most automobiles by searching YouTube or looking through the owner's manual.

You may have to replace the metal clips that keep the coin battery in place. If they lose tension it can prevent the coin battery from being properly seated and can cause the remote to malfunction.

In rare instances it is possible that the fob will become disconnected from your vehicle due to software problems or hardware issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain instances it may be necessary to reinstall the software in your body control module as well.

Interference

Interference can also cause the key fob to not be able to receive or transmit an signal. This is possible when the key fob is near a radio transmitter (cell phones or radar detectors) or another source of electromagnetic radiation. The key fob may not work because of a problem to the buttons or water damage, or damage to the internal chips.

If the key fob has stopped working one day without notice and you've tried everything you can do at home to solve it e.g. You might have a damaged 500 receiver module after you've tried replacing the battery, reprogramming, and using an alternative key fob. The receiver module, located under the dashboard, receives radio frequency signals from your key fob. It then converts them into electronic commands that the vehicle interprets.

There's a simple method to reset the 500's on-board system including the keyfob. Disconnect the battery for 15 minutes, removing first the negative cable and then the positive cable. Then reconnect the battery. This will erase any remaining electricity, and allow you to restart the computer in your car. This can help you get your key fob working again. If the problem persists it is recommended that you consult an expert technician. They will be able to identify the exact cause of problems.