Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 is a great way to open the doors and start the car. There are many reasons the key fob might stop working. This could be due to a dead battery, water damage, issues with the receiver module, 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 find local locksmiths in the automotive industry). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob not working. Modern key fobs operate with a restricted operating range, thekeylab.co.uk and must be within just a few feet of the vehicle in order to function. If you are further away from your vehicle and you press the keyfob button it won't respond and display the message "Key Fob Not Detected".

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

You can test the battery on your coin-cell by pressing the buttons while you are standing close to your Fiat 500. The car will blink its parking lights and the key fob should be able to operate the lock and unlock switches.

If your fob's key does not work after replacing the battery, there may be water damage that is preventing it from interacting with the module in your vehicle. Water damage can occur through a variety of methods, including the simple splash or submerging the key fob in saltwater at the beach. If you suspect that your fob has been exposed to water, you can place it in a bag of rice to draw out the moisture. If that doesn't work, your fob is likely to require reprogramming by a professional auto locksmith or dealer.

Water Damage

Although the fob is equipped with rubber seals to keep water out of the chip's electronic circuit the device, submerging it into the ocean or washing it in a machine could cause water damage. Saltwater can be particularly harmful to the circuit board of the fob, causing it to short out and eventually die. In the event that you let your fob get wet, it's not an ideal choice, but if you drop it into the water in a cup or do not remember to take it out of your pocket before you run the washer do not give up hope.

Take the battery off first. Clean the electronic chip with isopropyl ethanol or a similar product and envtox.snu.ac.kr dry it thoroughly before replacing the battery. Then check the fob to check if it functions. If the key does not function, it may need to be reset. This is usually handled by an auto locksmith or dealer.

If the key is older and hasn't been programmed to your vehicle It will most likely need to be replaced completely. A professional locksmith in the automotive industry will be able to complete this process. The locksmith will require the key to be cut to match your vehicle's ignition. They'll also have to program the fob into your vehicle's system. It's a simple and cost-effective process which 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's range is of 30 feet, which means should you be too far from your car it won't be able to respond to your commands. It is possible to remedy this by moving your remote closer to your car until it responds.

If your fob won't work after you replace the battery inside the coin, which is also known as a "button", "watch" or "button", it could be due to an issue with the internal circuit board. Reprogramming the fob is usually the solution to this problem. The instructions are available for most vehicles on YouTube or in the owner's guide.

You may have to replace the metal clips that keep the coin battery in place. If they lose tension it can stop your coin battery from sitting properly and cause your remote to malfunction.

In rare cases the fob could be out of alignment with your vehicle because of software or hardware problems. This could be a huge headache, but you can usually fix it by visiting a local dealer or auto locksmith to reprogram your fob for you. In certain situations they may have to reinstall the software on your body control module as well.

Interference

In addition to a dead coin battery The key fob may not be able to transmit or receive signals due to interference. This could happen when the keyfob is in close proximity to a radio transmitter, like a cellphone or radar detector. The key fob might not function because of a problem with the buttons water damage or damage to the internal chips.

If the key fob failed to work one day out of the blue or even after trying everything you can at home to solve it e.g. battery replacement, reprogramming and using the spare key fob, you could have a defective receiver module on your 500. The receiver module, located beneath the dashboard, is able to pick up radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then read by the vehicle.

Luckily, there is an easy method to reset all of the on-board systems in your 500 keys, including the key fob. Disconnect the battery for 15 minutes, removing first the negative cable, then the positive cable. Then reconnect the battery. This will eliminate any residual electricity and restart the car's computers. This could allow you to the key fob to function again. If the problem persists it is recommended that you consult an expert certified technician. They can identify the exact cause of issues.