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Reasons Your fiat car keys replacement 500 Key Fob Won't Work

A key fob from Fiat 500 is a handy way where to get a fiat key cut unlock the doors and get started the car. There are many reasons the fob won't work. This could be due to a dead coin battery damage to the receiver module, water issues, and interfering.

This listing is for an NEW replacement fiat scudo key replacement Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to find local automotive locksmiths). It comes with lock, unlock and trunk buttons.

Dead Coin Battery

The most common reason your 500 key fob will not work is a dead battery. Modern key fobs have an operating range that is limited and must be within only a few inches from the vehicle to function. If you are further away from your vehicle and you push the keyfob button it will not respond, and display the message "Key Fob Not Detected".

If this happens, replace the battery in the coin cell (Part number CR2032) with a fresh one from a reputable manufacturer like Panasonic, Duracell, or Energizer. You can typically find them in 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 doblo key programming 500. The parking lights should blink and the key fob should operate the lock and unlock switches.

If your key fob still isn't working even after replacing the battery, it might be water damage that prevents it from communicating with the module inside your vehicle. Water damage can happen in a variety of ways, such as a simple splash or submerging the key fob saltwater at the beach. If you suspect that your fob was exposed to water, you can place it in a bag of rice to draw out the moisture. If that doesn't work the fob might need to be reprogrammed by a professional auto locksmith or the dealer.

Water Damage

Water damage can occur if you immerse the fob in the ocean or wash it in a washer. Saltwater is particularly dangerous to the circuit board of the fob, causing it to short out and eventually end up dying. It's not good to soak the fob in water however, don't give it up even if you accidentally drop the fob in water or fail to take it out of your pants pocket.

Take the battery off first. Before replacing the battery, clean the electronic chip with isopropyl or a similar product. Test the fob afterward to verify if it's working. If the key isn't working, it may have to be reprogrammed. This is usually done by an auto locksmith or dealer.

If the key you have is older and is not programmed to work with your vehicle then you'll need to replace it completely. A professional locksmith in the automotive industry will be able to complete this process. The locksmith will require the key cut to match your car's ignition. They'll also have to program the fob into your vehicle's system. This is a cheap and fast process that can be completed on the same day.

Receiver Module Issues

One of the simplest reasons why your 500 key fob won't be working is because it's out of range. The remote usually has 30 feet of range or less, and if it's too far from your vehicle, it won't respond to your commands. You can solve this problem by moving the remote closer to your vehicle until it responds.

If you've replaced the battery in your coin (commonly called a "button" or "watch") and the fob isn't working it could be due to an internal circuit board problem. Reprogramming the fob typically resolves the issue. You can find the instructions on how to get a new fiat 500 key to do this for most automobiles by searching YouTube or consulting the owner's manual.

It could be necessary to replace the metal clips that hold the coin batteries in place. If they become loose, it may prevent your battery from being properly seated, causing your remote to malfunction.

In rare cases the fob might be out of connection with your vehicle as a result of hardware or software issues. You can fix this problem by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain instances, they may need to install the software again in your body control module as well.

Interference

Interference can also cause the key fob to not receive or transmit the signal. This may happen if the keyfob's location is in close proximity to a radio transmitter like a cell phone or radar detector. Other reasons why the key fob may not function include a weak connection to the buttons and internal chip, or water damage.

If your key fob suddenly stopped working, or you've tried everything at home to fix it (e.g. You may have a faulty 500 receiver module if you've tried replacing the battery, reprogramming, and using an alternative key fob. The receiver module is situated under the dash and receives the radio frequency signals from the key fob. It converts the signals into electronic commands that are then interpreted by the vehicle.

Fortunately, there's an easy method of resetting all on-board systems in your 500 keys, including the key fob. Disconnect the battery of 12 volts for about 15 minutes, by disconnecting the negative cable first then the positive cable. Reconnect the battery. This will eliminate any remaining electricity and restart the car's computer system, which could help get your key fob working again. If the issue persists, you should seek the advice of an expert technician. They can determine the root of your problem.