The Main Problem With Fiat Panda Key Fob Replacement And How To Fix It
Reasons Your Fiat 500 Key Fob Won't Work
A key fob from Fiat 500 is a handy way to unlock the doors and start the car. There are a variety of reasons why the key fob might stop working. This includes a dead battery or water damage, issues with the receiver module, and interference.
This listing is for an NEW replacement Fiat 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
The most frequent reason that your 500 key fob won't work is an inactive battery. Modern key fobs come with a limited range of operation, and should be within some feet of the vehicle to operate. If you are not within your vehicle and you hit the keyfob, it will not respond, and display the message "Key Fob Not Detected".
If this happens, simply replace the battery in the coin cell (Part number CR2032) with a brand new one from a trusted brand such as Panasonic, Duracell, or Energizer. They are typically available at your local hardware store or online.
After you've changed the battery on the coin cell you can test it by standing close to your Fiat 500 and pressing the buttons. The parking lights will flash and the key fob should operate the lock and unlock switches.
If your key fob still does not work after replacing the battery, it may be water damage that prevents it from communicating with the module in your vehicle. car key cover fiat 500 can occur in a variety of ways, such as a simple splash or submerging the key fob saltwater at the beach. If you believe your fob was exposed to water, place it in a rice bag to draw out the moisture. If that doesn't work, your fob will probably need to be reprogrammed by an experienced auto locksmith or the dealer.
Water Damage
Water damage can happen if you immerse the fob into the ocean or wash it in a washing machine. Saltwater poses a particular risk to the circuit board of the fob, causing it to short out and eventually end up dying. It's not good to let the fob get wet, but don't give it up even if you accidentally drop the fob in water, or fail to take it out of your pocket.
Take the battery off first. Clean the electronic chip with isopropyl ethanol or a similar product and then 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 your key 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 can do this job. The locksmith needs to cut the key to match the ignition on your vehicle. The locksmith will also have to reprogram the fob into the car's system. This is a cost-effective and fast process that can be completed within the same day.
Receiver Module Issues
The 500 key fob could stop working because it is out of range. The remote usually has 30 feet of range or less, and if it's too far from your vehicle, it will not respond to your commands. This can be easily fixed by moving closer to your vehicle until it begins responding.
If you've replaced the coin battery (commonly known as"button" or "button" or "watch") and the fob won't work It could be because of an internal circuit board problem. Reprogramming the fob typically resolves the issue. You can find the instructions for the majority of vehicles on YouTube or in 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 loose tension, it could hinder the coin battery from sitting properly and could result in the malfunction of your remote.

In rare cases the fob could be out of the vehicle's sync because due to hardware or software issues. You can fix this problem by visiting your local auto-locksmith or dealer to reprogram your key fob. In some cases, the software may also require reinstallation in your body control modules.
Interference
Interference can also cause the key fob to be unable to receive or transmit the signal. This is possible when the key fob is located near an electronic radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. Other reasons the key fob may not function may be a lack of connection to the buttons, damage to the internal chip or water damage.
If your key fob suddenly stopped working, or you have tried everything at home to solve the issue (e.g. You may have a faulty 500 receiver module after you've tried replacing the battery, reprogramming, and using an alternative key fob. The receiver module is situated under the dash and picks up the radio frequency signals from the key fob. It then converts them into electronic commands that the vehicle interprets.
Luckily, there is an easy method to reset all on-board systems in your 500 device, including the key fob. Disconnect the 12 volt battery for about 15 minutes, by taking off the negative cable first then the positive cable. Then reconnect the battery. This will eliminate any residual electricity and restart the car's computer system, which could help get your key fob working again. If the issue continues you should speak with an expert certified technician. They will be able to determine the root of any issues.