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

A key fob for the Fiat 500 allows you to easily open doors and start your car. However, there are many reasons why the fob may stop working. This could be due to a dead coin battery water damage, receiver module issues, and interference.

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

Dead Coin Battery

A dead battery is probably the most common reason for your 500 key fob not working. Modern key fobs operate with a limited operating range and must be within some feet of the vehicle to operate. If you are far from your car and hit the keyfob, it will not respond, and display the message "Key Fob Not Detected".

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

You can test the battery in the coin-cell by pressing the buttons while standing close to your fiat remote key replacement 500. The parking lights should light up and the key fob will operate the lock and unlock switches.

If your fob's key isn't working even after replacing the battery, it may be water damage which prevents it from connecting to the module inside your vehicle. Water damage can happen in a variety of ways, from the slightest splash to submerging the fob salt water at the beach. If you suspect your fob has been exposed to water, you can try placing it in a dry rice bag to pull the moisture out. If this isn't working, you'll have to get your fob reset by an auto locksmith or a dealer.

Water Damage

Water damage can happen if you immerse the fob into the ocean, or wash it in a washer. Saltwater can cause the circuit board to short, and eventually die. The fob getting wet is not an option however, if you drop it in a cup of water or don't remember to remove it from your pocket before you run the washer Don't give up hope.

First, remove the battery. Clean the electronic chip using isopropyl alcohol or another similar product and then dry it thoroughly before replacing the battery. Next test the fob to check if it functions. If the key does not work, it might need to be changed. This is usually done by an auto locksmith or dealer.

If the key is a newer model and was not programmed to your vehicle it is likely to need to be replaced completely. A professional locksmith in the automotive industry can complete this simple process. The locksmith will require the key cut to match your car's ignition. The locksmith will also need to reprogram your fob into the vehicle's system. It's a simple and affordable process that is usually completed on the next day.

Receiver Module Issues

One of the most common reasons why your 500 key fob won't be working is because it's out of range. The remote usually has a range of 30 feet or less, and if it's too far from your car, it will not respond to your commands. This can easily be resolved by moving closer to your vehicle until it starts responding.

If you've replaced the battery in your coin (commonly called"button" or "button" or "watch") and the fob isn't working it could be due to an internal circuit board problem. Reprogramming the fob is usually the solution to this issue. There are instructions on how to do this for most automobiles by searching YouTube or consulting the owner's manual.

It may be necessary to replace the clips made of metal that hold the coin batteries in the correct position. If they lose tension it can prevent the battery from being seated properly and could cause your remote to malfunction.

In rare instances, the fob may become desync'd with 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 certain instances, they may need to install the software again in your body control module too.

Interference

Interference can also cause the key fob to be unable to receive or transmit an signal. This could occur if the key fob is in close proximity to a radio transmitter like a cell phone or radar detector. The key fob could not work because of a weak connection to the buttons or water damage, or damage to the internal chips.

If your key fob suddenly stopped working, or you've tried everything at home to resolve it (e.g. You might have a damaged 500 receiver module after you've tried replacing the battery, reprogramming it, or using a spare key fob. The receiver module is located under the dash and is able to pick up the radio frequency signals from the key fob. It converts the signals into electronic commands that are then read by the vehicle.

Fortunately, there's an easy method to reset all on-board systems in your 500 and include the key fob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Then reconnect the battery. This will remove any remaining electric current, and also restart the computer of your car. This can help get your key fob working again. If the issue continues you should seek out an expert certified technician. They will be able to diagnose the exact cause of your problems.