Reasons Your Fiat 500 Key Fob Won't Work
A key fob with the fiat 500 number is a great way to open the doors and start the car. There are a myriad of reasons the key fob might stop working. This could be due to a dead coin battery, damage to the receiver module, water problems, and interference.
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Dead Coin Battery
A dead battery is probably the most common reason for your 500 key fob being inoperative. fiat punto car key have a restricted operating range, and must be within a few feet of the car to operate. If you are further away from your vehicle, and you push the keyfob button it won't respond and display the message "Key Fob Not Detected".
If this occurs you need to replace the battery of your coin-cell (Part Number CR2032) with a new battery of a reputable brand such as Panasonic Duracell or Energizer. They are usually available at your local hardware store, or online.
After you'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 will blink its parking lights, and the key fob should be able to operate the lock and unlock switches.
If your key fob still isn't working after replacing the battery, there may be water damage which has prevented it from interacting with the module inside your vehicle. Water damage can occur in many ways, such as a simple splash or submerging your key fob in saltwater at the beach. If you suspect that your fob has been exposed to water, put it in a rice bag to draw out the moisture. If that doesn't work, your fob may need to be reset by a professional locksmith or dealer.
Water Damage
Water damage can happen if you immerse the fob into the ocean, or wash it in a washing machine. Saltwater is particularly dangerous to the circuit board of the fob, causing it to short out and eventually die. It's not the best idea to soak the fob in water however, but don't give it up in the event that you accidentally drop it in water or fail to take it out of your pocket.
First remove the battery from the fob. Before replacing the battery, clean the electronic chip with isopropyl, or a similar product. Next, test the fob to see if it works. If the fob doesn't work, it may have to be reprogrammed. This is usually handled by an auto locksmith or dealer.
If the key is a newer model and was not programmed to your vehicle It will most likely need to be replaced completely. A professional locksmith in the automotive industry can do this job. The locksmith will have to cut the key to match the ignition on your vehicle. They'll also have to reprogram the fob for your car's system. This is a cost-effective and quick process that can be completed in the same day.
Receiver Module Issues
The 500 key fob could not function because it's out of range. The remote has a range of 30 feet, which means in the event that you are far from your vehicle it won't be able to respond to your commands. You can fix this by moving the remote closer to your car until it responds.
If your fob won't work after you replace the battery for the coin, also called a "button", "watch" or "button" or "button", it could be due to an issue with the internal circuit board. Reprogramming the fob is usually the solution to this issue. There are instructions on how to do this on the majority of automobiles by searching YouTube or consulting the owner's manual.
It is possible to replace the metal clips that hold the coin batteries in place. If they become loose, it may prevent your battery from being properly seated, causing your remote to malfunction.
In rare cases the fob may be out of the vehicle's sync because of software or hardware problems. You can fix this problem by visiting your local dealer or auto-locksmith to reprogram your key fob. In some cases the software may require reinstallation into your body control modules.
Interference
Interference can also cause the key fob not to receive or transmit a signal. This could happen if the key fob is located near a radio transmitter (cell phones and radar detectors) or any other source of electromagnetic radiation. The key fob could not function because of a problem with the buttons, water damage or damage to the internal chips.
If the key fob has been unable to function for a while without notice or even after trying every option at home to fix it e.g. battery replacement, reprogramming and using the spare key fob, you may have a malfunctioning receiver module on your 500. The receiver module, which is located beneath the dashboard, picks up radio frequency signals from your key fob. It transforms the signals into electronic commands that are then read by the vehicle.
There's a quick and easy way to reset the 500's internal system, including the keyfob. Disconnect the battery for 15 minutes, removing first the negative cable and then the positive cable. Then reconnect the battery. This will remove any remaining electricity and then restart the car's computers, which can help get your key fob working again. If the problem persists you should seek the advice of an expert technician. They will be able to identify the exact cause of problems.