Reasons Your Fiat 500 Key Fob Won't Work

A key fob for fiat doblo van remote key 500 allows you to easily open doors and start your vehicle. There are a myriad of reasons the fob could stop functioning. It could be due to a dead battery damaged receiver module, water damage issues, and interference.

This listing is for an NEW replacement key for fiat 500 Fiat Flip Key Remote - look-alike Ilco brand that needs to be professionally programmed by a local automotive locksmith (click here to search for a Locksmith Search). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

The most common reason your 500 key fob won't work is an inactive battery. Modern key fobs come with a limited range of operation, and must be within some feet of the vehicle in order to function. If you are not within your vehicle and press the keyfob button, it will not respond, and display the message "Key Fob Not Detected".

If this happens, simply replace the battery on your coin cell (Part number CR2032) by a new one from a reliable brand like Panasonic, Duracell, or Energizer. You can find them at your local hardware store, or on the internet.

After you've replaced the battery of your coin cell you can test it by standing near your fiat 500x key fob replacement 500 and pressing the buttons. The car should blink its parking lights and the key fob should work the lock and unlock buttons.

If the fob's remote doesn't work after replacing the battery, it might have water damage that prevents it from communicating with the receiver module inside your vehicle. Water damage can happen in a variety of ways, from small splashes to submerging the fob in salt water at the beach. If you suspect that your fob has been exposed to water, put it in a bag of rice to draw out the moisture. If this does not work, you'll need to have your fob reset by an auto locksmith or a dealer.

Water Damage

Water damage can happen if you submerge the fob in the ocean or wash it in a washer. Saltwater can be particularly harmful to the fob's circuit board and can cause it to short out and eventually die. It's not a good thing to get the fob wet but don't give up when you accidentally drop it in water, or fail to remove it from your pants pocket.

Take the battery off first. Clean the electronic chip with isopropyl alcohol or another similar product and dry it thoroughly before replacing the battery. Check the fob again to determine if it's working. If the key does not work, it may have to be programmed again. This is usually done by an auto locksmith or dealer.

If your key is a bit older and is not programmed for your car You will 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 to be cut to match your vehicle's ignition. The locksmith will also need to reprogram your fob into the vehicle's system. This is an affordable and quick procedure that can be completed on the same day.

Receiver Module Issues

Your 500 key fob might stop working because it is out of range. The remote has a maximum range of 30 feet. Therefore, should you be too far away from your vehicle it will not respond to your commands. You can easily remedy this by moving your remote closer to your vehicle until it responds.

If your fob won't work after replacing the battery inside the coin, which is also called a "button", "watch" or "button" It could be due to a problem with the circuit board inside. In the majority of cases, reprogramming your fob will resolve this problem. You can find directions on how to do this on the majority of vehicles by searching YouTube or checking out the owner's manual.

You may need to replace the metal retaining clips that hold the coin battery in place. If they lose tension, it can prevent the battery from sitting properly and cause your remote to malfunction.

In rare instances the fob could be disconnected from your vehicle because of software or hardware issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain situations they might need to reinstall the program in your body control module as well.

Interference

Interference can also cause the key fob to not be able to receive or transmit signals. This could happen if the key fob is near the radio transmitter (cell phones, radar detectors) or any other source of electromagnetic radiation. The key fob may not function because of a problem with the buttons, water damage or damage to the internal chips.

If the key fob been unable to function for a while without notice, or after trying everything you can at home to fix it e.g. replacing the battery, reprogramming it and using the spare key fob, it could have a defective receiver module on your 500. The receiver module, which is located under the dashboard, detects radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then translated by the vehicle.

Luckily, there is an easy method to reset all on-board systems in your 500 device, including the key fob. Disconnect the 12 volt battery for about 15 minutes, by disconnecting the negative cable first then the positive cable. Then, reconnect the battery. This will remove any remaining electric current, and also restart the computer in your car. This will help you get your key fob to function again. If the issue persists it is recommended that you consult an expert certified technician. They will be able diagnose the exact cause of any issues.