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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 allows you to easily open doors and start your car. There are many reasons why the fob may stop working. It could be due to a dead battery or damage to the receiver module, issues, and interfering.

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

Dead Coin Battery

A dead battery is the most common cause of your 500 key fob not functioning. Modern key fobs offer a limited range of operation and must be within just a few inches of the vehicle in order to function. If you're far from your vehicle and hit the keyfob, it won't respond and display the message "Key Fob Not Detected".

If this happens, replace the coin cell battery (Part number CR2032) with a brand new one from a reputable brand like Panasonic, Duracell, or Energizer. You can typically find them in your local hardware store or on the internet.

After https://www.g28carkeys.co.uk/fiat-car-key-replacements-near-me/ 've changed the battery on the coin cell you can test it by standing next to your Fiat 500 and pressing the buttons. The car should flash its parking lights, and the key fob should operate the lock and unlock buttons.

If the key fob won't work after replacing the battery, it could be damaged by water that blocks it from communicating with the receiver module in your car. Water damage can occur through a variety of methods, including the simple splash or submerging the key fob into saltwater at the beach. If you believe your fob was exposed to water, place it in a bag of rice to draw out the moisture. If this fails, you'll have to get your fob reset by an auto locksmith or dealer.

Water Damage

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While the fob comes with rubber seals to keep water out of the chip's electronic circuit, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater is especially dangerous to the fob's circuit board that can cause it to short out and eventually end up dying. It's not the best idea to get the fob wet however, but don't give it up when you accidentally drop it in water, or fail to remove it from your pants pocket.

First, remove the battery from the fob. Clean the electronic chip with isopropyl alcohol or another similar product and dry it completely before replacing the battery. Then test the fob to check if it functions. If the key isn't working, it may have to be changed. This is typically handled by a professional or dealer auto locksmith.

If your key is older and is not programmed for your vehicle You will need to replace it completely. A professional locksmith in the automotive industry can carry out this simple task. The locksmith will have to cut the key to match the ignition of your vehicle. They'll also need to program the fob into the system of your car. This is a simple and inexpensive process that can usually be completed the same day.

Receiver Module Issues

Your 500 key fob might not function because it's out of range. The remote typically has an operating range of 30 feet or less, and if it's too far from your vehicle, it will not respond to your commands. It can be solved by moving it closer to your vehicle until it starts responding.

If your fob does not work after replacing the battery for the coin, also called a "button", "watch" or "button" it may be due to a malfunction on the circuit board inside. In most cases, reprogramming the fob can resolve the issue. You can find directions on how to do this for most automobiles by searching YouTube or reading the owner's manual.

It could be necessary to replace the metal clips that hold the coin batteries in the correct position. If they loose tension, they could stop the coin battery from being seated properly, and this will cause the remote to malfunction.

In rare cases the fob may be out of alignment with your vehicle because due to hardware or software issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some cases the software might require reinstallation into your body control modules.

Interference

Interference can also cause the key fob to be unable to receive or transmit signals. This could happen when the key fob is in close proximity to a radio transmitter like a cellphone or radar detector. The key fob could not work because of a weak connection to the buttons or water damage, or damage to the internal chips.

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

Luckily, there is an easy method of resetting all of the onboard systems in your 500, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Reconnect the battery. This will remove any residual electricity and restart the car's computers, which could help the key fob to function again. If the problem persists you should seek out an expert technician. They will be able diagnose the exact cause of problems.