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Reasons Your Fiat 500 Key Fob Won't Work

A Fiat 500 key fob allows you to easily open doors and start your car. There are many reasons the fob won't work. This includes a dead battery water damage, problems with the receiver modules, and interference.

This listing is for a NEW replacement fiat key fob fiat punto key 500 keys derby (https://eng.worthword.com/bbs/board.php?bo_table=free&Wr_id=642989) Fiat Flip Key Remote - like the Ilco brand that needs to be programmed professionally by a local automotive locksmith (click here for Locksmith Search). It comes with lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent cause of your 500 key fob being inoperative. Key fobs of today have a limited range of operation and must be within only a few inches from the vehicle in order to work. If you're far away from your vehicle, and you 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 then replace the battery for your coin-cell (Part Number CR2032) by a new one from a reputable brand like Panasonic Duracell or Energizer. They can be found in the local hardware store or on the internet.

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

If your key fob isn't working after replacing the battery, there might be water damage that has prevented it from communicating with the module inside your vehicle. Water damage can happen in a variety of ways, such as simply splashing or submerging the key fob saltwater at the beach. If you suspect that your fob was exposed to water, place it in a rice bag to draw out the moisture. If this doesn't work, you will need to have the fob replaced by an auto locksmith or dealer.

Water Damage

Water damage can occur if you immerse the fob into the ocean or wash it in a washer. Saltwater can be particularly harmful to the circuit board of the fob and can cause it to short out and eventually die. Getting the fob wet is not an ideal idea however, if you drop it into a cup of water or don't remember to take it out of your pants pocket prior to running the washer, don't give up hope.

First take the battery off the fob. Clean the electronic chip using isopropyl ethanol or a similar product and then dry it completely before replacing the battery. Next check the fob to check if it functions. If the fob doesn't work, it might need to be reprogrammed. This is usually done by a professional or dealer auto locksmith.

If your key is old and has not been programmed for your car You will need to replace it completely. This is an easy process which can be accomplished by a professional locksmith for automotive use. The locksmith will require the key to be cut to match the car's ignition. They'll also need to reprogram the fob in the car's system. This is a low-cost and quick procedure that can be completed in the same day.

Receiver Module Issues

One of the simplest reasons your 500 key fob may stop working is because it's out of range. The remote typically has an area of 30 feet or less and if it's 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 begins responding.

If you've replaced the battery in your coin (commonly called"button" or "button" or "watch") and your fob doesn't function it could be due to an internal circuit board issue. In the majority of cases, reprogramming your fob can resolve the problem. You can find the steps for most vehicles on YouTube or in the owner's manual.

It's possible that you need to replace the metal clips that hold the battery of your coin in place. If they lose tension, it can stop your coin battery from being properly seated, causing your remote to malfunction.

In rare cases the fob could be desync'd with your vehicle due to software issues or hardware issues. This issue can be fixed by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain instances the software might need to be reinstalled in your body control modules.

Interference

Interference can also cause the key fob to not be able to receive or transmit signals. This could occur if the keyfob is in close proximity to a radio transmitter like a cellphone or radar detector. Other reasons the key fob might not function include a poor connection to the buttons or the internal chip, or water damage.

If the key fob failed to work one day in the middle of the night, or after trying everything you can do at home to solve it e.g. You could have a malfunctioning 500 receiver module in the event that you've tried replacing the battery, reprogramming or using a spare key fob. The receiver module, located under the dashboard, is able to pick up radio frequency signals from your key fob. It converts the signals into electronic commands, which are then interpreted by the vehicle.

Luckily, there is an easy way to reset all on-board systems in your 500 and include the key fob. Disconnect the battery for 15 minutes, removing first the negative cable and then the positive cable. Reconnect the battery. This will remove any remaining electrical charge, and then restart the car's computer. This could help you get your key fob to function again. If the problem persists you should seek out an expert certified technician. They can identify the root cause of your issue.