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Reasons Your Fiat 500 Key Fob Won't Work
A key fob for the fiat doblo key fob replacement 500 allows you to easily open doors and start your car. There are a myriad of reasons the fob won't work. It could be due to a dead battery, damaged receiver module, water damage issues, and interference.
This listing is for a NEW replacement fiat punto evo key Flip Key Remote - like the Ilco brand that needs to be professionally programmed by a local locksmith (click here to search for a Locksmith Search). It includes lock, unlock, and trunk buttons.
Dead Coin Battery
A dead battery is the most common cause of your 500 key fob not working. Modern key fobs come with a limited range of operation, 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 respond, and will display a "Key Fob Not Detected" message in the instrument cluster.
If this happens, replace the coin-cell battery (Part Number CR2032) by a brand new one of a trusted brand such as Panasonic Duracell or Energizer. They are typically available in your local hardware store or on the internet.
After you've replaced the coin cell battery you can test it by standing in front of your fiat punto spare key cut 500 and pressing the buttons. The parking lights should flash and the key fob should operate the lock and unlock switch.
If your key fob still does not work after replacing the battery, there may be water damage which has prevented it from communicating with the module inside your vehicle. Water damage can occur in a variety of ways, ranging from the slightest splash to submerging the fob into salt water at the beach. If you believe your fob was exposed to water, you can place it in a rice bag to draw out the moisture. If this doesn't work, you will require your fob to be replaced by an 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 washing machine. Saltwater can cause the circuit board to short and eventually end up dying. If you get the fob wet, it's not an ideal choice however, if you drop it into a glass of water or don't remember to take it out of your pants pocket before running the washing machine do not give up hope.
First remove the battery from the fob. Clean the electronic chip using isopropyl alcohol or another similar product and dry it thoroughly before replacing the battery. Next test the fob to see if it works. If the key doesn't function it could need to be programmed again. This is usually done by an auto locksmith or dealer.
If the key is more recent and has not been programmed to your vehicle It will most likely need to be replaced completely. A professional automotive locksmith can carry out this simple task. The locksmith will need to cut the key to match the ignition in your vehicle. The locksmith will also need to reprogram your fob into the car's system. This is an affordable and quick process that can be completed in the same day.
Receiver Module Issues
The 500 key fob could not work because it's out of range. The remote has a range of 30 feet, so should you be too far away from your vehicle it will not respond to your commands. This can be fixed by moving it closer to your vehicle until it starts responding.
If you've replaced the battery in your coin (commonly known as"button" or "button" or "watch") and your fob still won't work, it could have an internal circuit board issue. Reprogramming the fob usually resolves this problem. You can find the instructions for the majority of vehicles on YouTube or in the owner's guide.
It may be necessary to replace the metal clips that hold the coin batteries in the correct position. If they lose tension, it can prevent the coin battery from being seated properly and could cause the remote to malfunction.
In rare instances, the fob might be out of alignment with your vehicle because of hardware or software problems. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some instances, the software may also require reinstallation to your body control modules.
Interference
Interference can also cause the key fob not to receive or transmit a signal. This is possible when the key fob is located near an electronic radio transmitter (cell phones or radar detectors) or any other source of electromagnetic radiation. The key fob may not work because of a problem with the buttons water damage or damage to the internal chips.
If the key fob has stopped working one day suddenly, or after trying everything you can do at home to fix it e.g. You might have a damaged 500 receiver module if you've tried replacing the battery, reprogramming, and using a spare key fob. The receiver module is situated under the dash and picks up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.
There's a simple method to reset the 500's internal system, including the keyfob. Disconnect the battery 12 volt for approximately 15 minutes by disconnecting the negative cable first then the positive cable. Then, 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 issue continues, you should seek out an expert technician. They'll be able diagnose the exact cause of your problem.