The 10 Worst Fiat Panda Key Fob Replacement Mistakes Of All Time Could Have Been Prevented

Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob is a convenient way to open the doors and start the car. However, there are a variety of reasons why the fob won't be functioning. This could be due to a dead coin battery, damage to the receiver module, water problems, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that is similar to the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths for your vehicle). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

The most frequent reason that your 500 key fob doesn't work is an inactive battery. Modern key fobs offer limited operating range and must be within just a few inches of the vehicle to work. If you're far from your vehicle and press the key fob button, the car will not respond, and will display the "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the coin cell battery (Part number CR2032) with a brand new one from a reputable brand like Panasonic, Duracell, or Energizer. They are usually available at your local hardware store, or online.

After you've replaced the battery of your coin cell, you can test it by standing near your Fiat 500 and pressing the buttons. The car should blink its parking lights and the key fob will operate the lock and unlock switches.

If your key fob doesn't work even after replacing the battery, it may be water damage which prevents it from communicating with the module inside your vehicle. Water damage can happen through a variety of methods, including the simple splash or submerging the key fob into saltwater at the beach. If you think your fob was exposed to water, place it in a rice bag to draw out the moisture. If this isn't working, you'll need to have your fob reprogrammed either by an auto locksmith or a dealer.





Water Damage

The fob does have rubber seals that keep water from the chip's electronic circuit, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater is particularly dangerous to the circuit board of the fob and can cause it to short out and eventually die. In the event that you let your fob get wet, it's not an option but if you accidentally drop it into a glass of water or do not remember to take it out of your pants pocket prior to running the washing machine Don't give up hope.

Take the battery off first. Clean the electronic chip with isopropyl or a similar product and then dry it completely before replacing the battery. Test the fob next to check if it's functioning. If the fob doesn't work, it might need to be programmed again. This is usually handled by a professional or dealer auto locksmith.

If the key is newer and hasn't been programmed to your car, it will likely need to be replaced completely. A professional locksmith for automotive can complete this simple process. The locksmith will have to cut the key to match the ignition in your vehicle. The locksmith also needs to reprogram your fob into the vehicle's system. This is a simple and cost-effective process that can be completed in the same day.

Receiver Module Issues

One of the most common reasons why your 500 key fob may stop working is that it's simply out of range. fiat 500 key fob replacement is of 30 feet, which means should you be too far from your car, it won't respond to your commands. It can be solved by moving closer to your vehicle until it starts responding.

If you've replaced your coin battery (commonly called a "button" or "watch") and the fob isn't working, it could have an internal circuit board problem. In most cases, reprogramming the fob will fix the issue. There are instructions on how to do this for the majority of vehicles by searching YouTube or looking through the owner's manual.

It is sometimes necessary to replace the metal clips that hold the coin batteries in the correct position. If they loose tension, it could prevent the coin battery from sitting properly and could cause the remote to malfunction.

In rare cases the fob could be disconnected from your vehicle due to software issues or hardware issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some instances it is possible that the software will require reinstallation in your body control modules.

Interference

In addition to a dead battery on a coin The key fob may not be receiving or transmitting an signal due to interference. This could happen if the key fob is located near a radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. Other reasons why the key fob might not function could be due to a weak connection to the buttons and internal chip, or water damage.

If the key fob has been unable to function for a while without notice or even after trying everything you can do at home to solve it e.g. You could have a malfunctioning 500 receiver module after you've tried replacing the battery, reprogramming or using a spare key fob. The receiver module, located beneath the dashboard, receives radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then processed by the vehicle.

Luckily, there is an easy method of resetting all of the on-board systems in your 500, including the key fob. Disconnect the battery of 12 volts for about 15 minutes, by removing the negative cable first then the positive cable. Then, reconnect the battery. This will eliminate any remaining electricity and restart the car's computers, which could help the key fob to function again. If the issue continues, you should consult an expert technician. They'll be able diagnose the exact cause of your issue.