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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for fiat 500 key replacement 500 makes it easy to open doors and start your car. There are many reasons why the fob could stop working. This could be due to a dead coin-battery and water damage, as well as problems with the receiver modules, and interference.

This listing is for an NEW replacement fiat 500 replacement key [source web page] Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths in the automotive industry). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

The most common reason the 500 key fob won't function is due to an inactive battery. Modern key fobs only have limited operating range and must be within a few inches of your vehicle in order to work. If you're far away from your vehicle and you press the key fob button, the car won't be able to respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the battery on your coin cell (Part number CR2032) with a new one from a trusted brand like Panasonic, Duracell, or Energizer. You can find them 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 500. The parking lights should light up and the key fob should operate the lock and unlock switches.

If your key fob still isn't working after replacing the battery, there may be water damage that is preventing it from connecting to the module inside your vehicle. Water damage can happen in many ways, including simply splashing or submerging the key fob in saltwater at the beach. If you suspect that your fob has been 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 may need to be reprogrammed by an experienced auto locksmith or by the dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob into the ocean, or wash it in a washing machine. Saltwater poses a particular risk to the circuit board of the fob, causing it to short out and eventually die. It's not a good idea to get the fob wet but don't give up when you accidentally drop it in water or forget to remove it from your pants pocket.

First take the battery off the fob. Clean the electronic chip with isopropyl ethanol or a similar product and dry it completely before replacing the battery. Test the fob next to determine if it's working. If the fob doesn't function, it may need to be reset. This is usually done by an auto locksmith or dealer.

If your key is older and has not been programmed to work with your vehicle then you'll need to replace it completely. This is a simple process that can be carried out by a professional locksmith for automotive use. The locksmith will require the key cut to match your vehicle's ignition. They will also need to program the fob into the car's system. This is a quick and cost-effective process which can be completed on the same day.

Receiver Module Issues

The 500 key fob you have may be inoperable 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 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. Reprogramming your fob can resolve this problem. You can find the procedure for most vehicles on YouTube or in the owner's guide.

It is sometimes necessary to replace the metal clips that hold the coin batteries in their place. If they lose tension, it may prevent your battery from sitting properly, causing your remote to malfunction.

In rare instances the fob could be disconnected from your vehicle due to software problems or hardware issues. It is possible to fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain instances it may be necessary to reinstall the software on your body control module too.

Interference

Interference can also cause the key fob to not receive or transmit a signal. This can happen when the key fob is near radio transmitters (cell phones and radar detectors) or any other source of electromagnetic radiation. Other reasons the key fob might not function could be due to a weak connection to the buttons or the internal chip or water damage.

If the key fob has failed to work one day out of the blue, or after trying every option at home to solve it e.g. You may have a faulty 500 receiver module in the event that you've tried replacing the battery, reprogramming, and using a spare key fob. The receiver module is located under the dash and receives the radio frequency signals from the key fob. It converts the signals into electronic commands which are then interpreted by the vehicle.

Luckily, there is an easy method of resetting all of the on-board systems in your 500 device, including the key fob. 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 electrical charge, and then restart the car's computer. This will help you get your key fob to function again. If the issue persists, you should seek the advice of an expert technician. They'll be able determine the root of your issues.