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Reasons Your Fiat 500 Key Fob Won't Work

A key fob from fiat 500 replacement key fob - click here to visit fhoy.kr for free, 500 allows you to easily open doors and start your vehicle. There are a myriad of reasons why the fob may stop functioning. This could be due to a dead battery or water damage, problems with the receiver modules, and interference.

This listing is for an NEW replacement Fiat Flip Key Remote that is similar to the Ilco brand. It needs to be professionally programmed (click here to find local locksmiths for your vehicle). Includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the main cause of your 500 key fob being inoperative. Modern key fobs have a limited range of operation, and should be within a few feet of the car to operate. If you're far from your vehicle and you press the key fob button, the car won't be able to respond, and will display the "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the coin cell battery (Part number CR2032) with a new one from a reliable brand such as Panasonic, Duracell, or Energizer. You can find them in your local hardware store, or online.

After you've replaced the battery in the coin cell you can test it by standing next to your fiat keys replacement 500 and pressing the buttons. The car will flash its parking lights and the key fob will operate the lock and unlock switches.

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

Water Damage

The fob does have rubber seals that keep water from the chip's electronic circuit the device, submerging it into the ocean or washing it in a machine can cause water damage. Saltwater poses a particular risk to the circuit board of the fob, causing it to short out and eventually die. The fob getting wet is not an ideal idea, but if you drop it into a cup of water or do not remember to take it out of your pocket before you run the washing machine do not give up hope.

First remove the battery from the fob. Before replacing the battery, clean the electronic chip with isopropyl or another similar product. Then test the fob to verify if it is working. If the key doesn't work, it may need to be reprogrammed. This is usually done by a professional or dealer auto locksmith.

If the key you have is older and not programmed for your vehicle then you'll need to replace it completely. This is a straightforward process which can be accomplished by a professional locksmith for automotive use. The locksmith will need to cut the key to match the ignition in your vehicle. The locksmith will also have to reprogram your fob in the vehicle's system. This is a cost-effective and quick procedure that can be completed in the same day.

Receiver Module Issues

The 500 key fob you have may stop working because it is out of range. The remote's range is of 30 feet, which means if you are too far away from your vehicle it won't respond to your commands. It can be solved by moving it closer to your vehicle until it starts responding.

If you've replaced your coin battery (commonly called a "button" or "watch") and your fob still won't work It could be because of an internal circuit board issue. In most cases, reprogramming the fob will solve the problem. You can find instructions on how to do this for all vehicles by searching YouTube or consulting the owner's manual.

It could be necessary to replace the metal clips that hold the coin batteries in place. If they loose tension, it can prevent your coin battery from being properly seated, causing your remote to malfunction.

In rare cases the fob can become out of the vehicle's sync because of hardware or software problems. This could cause a significant issue, but you are able to frequently fix this issue by visiting an auto locksmith to have them reprogram your fob for you. 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 be unable to receive or transmit the signal. This could occur if the key fob is in proximity to radio transmitters (cell phones or radar detectors) or any other source of electromagnetic radiation. The key fob may not function 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 if you have tried everything at home to solve the issue (e.g. battery replacement, reprogramming and using the spare key fob, you could have a defective receiver module on your 500. The receiver module, which is located under the dashboard, picks up radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then read by the vehicle.

Fortunately, there's an easy method of resetting all of the on-board systems in your 500 keys, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Then reconnect the battery. This will erase any remaining electrical charge, and then restart the computer of your car. This can help you get your key fob working again. If the issue continues, you should speak with an expert technician. They will be able to determine the exact cause of your issue.