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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 is a great way to open the doors and begin the car. However, there are many reasons the fob could stop working. This could be due to a dead coin-battery, water damage, issues with the receiver module, and interference.

This listing is for an NEW replacement fiat 500 Spare key cost (proect.org) Flip Key Remote that is similar to the Ilco brand. It has to be professionally programmed (click here to find local automotive locksmiths). Includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most common cause of your 500 key fob not functioning. Modern key fobs offer limited operating range and must be within a few inches of the vehicle in order to function. If you're far away from your vehicle when you press the key fob button, the car will not respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens then replace the battery for your coin-cell (Part Number CR2032) by a fresh one of a trusted brand like Panasonic Duracell or Energizer. They can be found in your local hardware store, or online.

You can test the battery in the coin-cell by pressing the buttons while you're standing close to your fiat doblo key fob replacement 500. The car should blink its parking lights and the key fob will operate the lock and unlock switches.

If your key fob does not work after replacing the battery, there might be water damage that hinders it from communicating with the module inside your vehicle. Water damage can occur in a variety of ways, ranging from a light splash to submerging the fob salt water at the beach. If you suspect your fob has been exposed to water, try putting it in a dry rice bag to pull the moisture out. If this doesn't work, you will have to get your fob changed by an auto locksmith or a dealer.

Water Damage

Water damage can occur if you immerse the fob into the ocean or wash it in a washer. Saltwater is particularly dangerous to the fob's circuit board that can cause it to short out and eventually end up dying. If you get the fob wet, it's not an ideal idea but if you accidentally drop it into the water in a cup or do not remember to remove it from your pocket before you run the washing machine and you don't have a chance, don't give in.

First remove the battery from the fob. Clean the electronic chip using isopropyl alcohol or a similar product and then dry it completely before replacing the battery. Next try the fob and see if it works. If the key doesn't work, it may need to be reset. This is usually done by an auto locksmith or dealer.

If your key is a bit older and has not been programmed for your vehicle it is necessary to replace it completely. A professional automotive locksmith will be able to complete this process. The locksmith will require the key cut to match your vehicle's ignition. The locksmith also needs to reprogram the fob into the vehicle's system. It's a simple and inexpensive process that is usually completed in the same day.

Receiver Module Issues

The 500 key fob could not function because it's out of range. The remote typically has 30 feet of range or less and if it's far from your vehicle, it won't respond to your commands. It's easy to solve this issue by moving the remote closer to your vehicle until it responds.

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. In the majority of cases, reprogramming your fob will solve the issue. You can find the instructions on how to do this on the majority of vehicles by searching YouTube or consulting the owner's manual.

You may need to replace the metal clips that keep the coin battery. If they loose tension, it can stop your coin battery from sitting properly and cause your remote to malfunction.

In rare instances, the fob can become 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 some instances the software might require reinstallation into your body control modules.

Interference

Interference can also cause the key fob to be unable to receive or transmit signals. This can happen when the key fob is close to an electronic radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. Other reasons the key fob might not function include a poor fiat 500 spare key cost connection to the buttons or the internal chip, or water damage.

If the key fob has stopped working one day suddenly and you've tried every option at home to solve it e.g. You could have a malfunctioning 500 receiver module if you've tried replacing the battery, reprogramming or using an alternative key fob. The receiver module is situated under the dash, Fiat 500 spare key Cost and it picks up the radio frequency signals from the key fob. Then, it converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy way to reset all of the onboard systems in your 500 device, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electricity, and restart the computer in your car. This will help you get your key fob working again. If the issue persists it is recommended that you consult a certified technician. They can identify the root cause of any problems.