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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 makes it simple to open doors and start your vehicle. There are a myriad of reasons why the key fob might stop functioning. These include a dead battery or damage to the receiver module, issues, and interference.

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

Dead Coin Battery

The most frequent reason why your 500 key fob doesn't work is an inactive battery. Modern key fobs have a very limited operating range and should be within some feet of the vehicle to function. 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 you need to replace the battery of your coin-cell (Part Number CR2032) with a new battery of a trusted brand such as Panasonic Duracell or Energizer. They are usually available in your local hardware store or online.

After you've changed the battery on the coin cell, you can test it by standing close to your fiat punto keys 500 and pressing the buttons. The car will blink its parking lights, and the key fob should operate the lock and unlock buttons.

If the fob's key doesn't function after replacing the battery, it may have water damage that stops it from communicating with the receiver module inside your car. Water damage can happen in many ways, including an easy splash or submerging the key fob in saltwater at the beach. If you suspect that your fob was exposed to water, you can try placing it in a dry rice bag to pull the moisture out. If this doesn't work, your fob is likely to need to be reprogrammed by a professional auto locksmith or dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob in the ocean, or wash it in a machine. Saltwater is particularly dangerous to the circuit board of the fob and can cause it to short out and eventually end up dying. Getting the fob wet is not a good idea but if you drop it into a glass of water or do not remember to remove it from your pants pocket before running the washer, don't give up hope.

First, remove the battery. Before replacing the battery clean the electronic chip using isopropyl or a similar product. Then test the fob to verify if it is working. If the key doesn't function it could need to be changed. This is typically done by a dealer or professional auto locksmith.

If your key is older and not programmed for your car then you'll need how to start fiat 500 without key replace it completely. A professional locksmith for cars can do this job. The locksmith will need 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 fast and cost-effective procedure which can be completed the next day.

Receiver Module Issues

One of the simplest reasons your 500 key fob might stop functioning is that it's out of range. The remote's range is of 30 feet, so if you are too far from your car, it won't respond to your commands. You can easily solve this problem by moving the remote closer to your vehicle until it responds.

If your fob isn't working after replacing the battery inside the coin, which is also called a "button", "watch" or "button" It could be a problem with the circuit board inside. In most cases, reprogramming the fob will fix the issue. You can find the instructions for most vehicles on YouTube or in the owner's guide.

You may need to replace the metal clips that keep the coin battery in place. If they lose tension, it can stop your coin battery from sitting properly, causing your remote to malfunction.

In rare cases the fob could be out of sync with your vehicle because due to hardware or software issues. This issue can be fixed by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain situations, they may need to reinstall the software in your body control module as well.

Interference

Interference can also cause the key fob to not receive or transmit signals. This may happen if the key fob is in close proximity to a radio transmitter such as a cell phone or radar detector. The key fob might not work due to a poor connection to the buttons or water damage, or damage to the internal chips.

If the key fob stopped working one day out of the blue and you've tried everything you can at home to fix it e.g. You may have a faulty 500 receiver module If you've tried replacing it with a 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 transforms the signals into electronic commands which are then read by the vehicle.

Luckily, there is an easy method of resetting all of the onboard systems in your 500 locked keys in fiat 500, including the key fob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Then reconnect the battery. This will get rid of any remaining electricity and then restart the car's computer system, which could help get your key fob working again. If the issue persists, you should consult an experienced technician. They will be able to determine the root of any problems.