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Reasons Your fiat key programming 500 Key Fob Won't Work

A Fiat 500 key fob makes it easy to open doors and start your vehicle. There are a myriad of reasons why the fob won't be working. This could be due to a dead battery and water damage, as well as problems with the receiver modules, and interference.

This listing is for an NEW replacement Fiat 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 Reprogram trunk buttons.

Dead Coin Battery

A dead battery is the most common reason for your 500 key fob not working. Key fobs of today have only a limited range of operation and must be within only a few inches from the vehicle to function. If you are far from your vehicle and you press the keyfob button it will not 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) by a fresh one from a reputable brand like Panasonic Duracell or Energizer. They are usually available 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 500. The parking lights should blink and the key fob should operate the lock and unlock switch.

If your key fob still doesn't work even after replacing the battery, it may be water damage that has prevented it from connecting to the module inside your vehicle. Water damage can occur in a variety of ways, from small splashes to submerging the fob salt water at the beach. If you suspect your fob was exposed to water, you can try placing it in a dry rice bag to pull the moisture out. If this doesn't work, your fob is likely to need to be reprogrammed by a professional auto locksmith or dealer.

Water Damage

Water damage can occur when you immerse the fob into the ocean or wash it in a machine. Saltwater can cause the circuit board to short, and eventually cease to function. If you get the fob wet, it's not a good idea, but if you drop it in the water in a cup or fail to take it out of 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. Before replacing the battery, clean the electronic chip using isopropyl or similar products. Check the fob to determine if it's working. If the key does not work, it may have to be reprogrammed. This is usually handled by an auto locksmith or dealer.

If your key is older and not programmed to work with your vehicle then you'll need to replace it completely. A professional locksmith for automotive can carry out this simple task. The locksmith needs to cut the key to match the ignition in your vehicle. They will also need to reprogram the fob to your vehicle's system. This is a fast and cost-effective process which can be completed within the same day.

Receiver Module Issues

Your 500 key fob may not work because it's out of range. The remote has a range of 30 feet. So when you're too far away 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 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 most cases, reprogramming the fob will fix the issue. You can find the instructions on how to do this on the majority of vehicles by searching YouTube or reprogram reading the owner's manual.

It may be necessary to replace the clips made of metal that hold the coin batteries in place. If they lose tension it may prevent your battery from sitting properly, causing your remote to malfunction.

In rare instances, the fob might be out of connection with your vehicle as a result due to hardware or software issues. This can cause a major problem, but you can often fix this by visiting an auto locksmith to have them reprogram your fob. In some instances the software might need to be reinstalled in your body control modules.

Interference

In addition to a dead battery on a coin The key fob may not be able to transmit or receive a signal due to interference. This could occur if the key fob is near a radio transmitter (cell phones or radar detectors) or any other source of electromagnetic radiation. The key fob may not work due to a poor connection 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 and you've tried everything you can at home to solve it e.g. battery replacement, reprogramming and using the spare key fob, you might have a faulty receiver module on your 500. The receiver module, located under the dashboard, detects radio frequency signals from your key fob. It transforms the signals into electronic commands which are then read by the vehicle.

Fortunately, there's an easy method of resetting all of the on-board systems in your 500 and include the key fob. Disconnect the battery 12 volt for approximately 15 minutes by taking off the negative cable first then the positive cable. Then, reconnect the battery. This will eliminate any remaining electricity and then restart the car's computers, which can help you get your key fob working again. If the problem persists you should seek the advice of an expert technician. They'll be able to identify the root cause of your problems.