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Reasons Your fiat panda replacement key 500 Key Fob Won't Work

A key fob for fiat tipo key 500 makes it simple to open doors and start your car. However, there are a variety of reasons why the fob won't be functioning. This could be due to a dead coin-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 looks like the Ilco brand. It must be professionally programmed (click here to find local locksmiths in the automotive industry). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent cause of your 500 key fob that isn't working. Modern key fobs have a very restricted operating range, and must be within just a few feet of the vehicle to operate. If you're far away from your vehicle when you press the key fob button the car won't respond, and will display the "Key Fob Not Detected" message in the instrument cluster.

If this happens, simply replace the battery of your coin cell (Part number CR2032) with a fresh one from a reliable brand such as Panasonic, Duracell, or Energizer. They can be found in your local hardware store, or online.

After you've replaced the battery of your coin cell You can test it by standing next to your Fiat 500 and pressing the buttons. The car will flash its parking lights, and the key fob should be able to operate the lock and unlock buttons.

If your key fob still isn't working even after replacing the battery, it may be water damage that has prevented it from interacting with the module inside your vehicle. Water damage can happen in many ways, including a simple splash or submerging the key fob saltwater at the beach. If you suspect your fob was exposed to water, try putting it in a dry rice bag to pull the moisture out. If this doesn't work, your fob may need to be reprogrammed by a professional auto locksmith or the dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob into the ocean, or wash it in a washer. Saltwater can be particularly harmful to the circuit board of the fob which causes it to short out and eventually die. It's not the best idea to let the fob get wet however, but don't give it up in the event that you accidentally drop it in the water or don't take it out of your pocket.

Remove the battery first. Clean the electronic chip with isopropyl or a similar product and then dry it thoroughly before replacing the battery. Then test the fob how to start a fiat 500x with key test if it works. If the fob doesn't work then it might need to be changed. This is usually done by a professional or dealer auto locksmith.

If the key is newer and was not programmed to your car, it will likely need to be replaced completely. This is a simple process that can be completed by a professional locksmith for automotive use. The locksmith will need the key to be cut to match your vehicle's ignition. They'll also have to reprogram the fob for your vehicle's system. This is a quick and inexpensive process which can be completed in the same day.

Receiver Module Issues

Your 500 key fob might not function because it's out of range. The remote's range is of 30 feet. So should you be too far from your vehicle it won't respond to your commands. You can easily solve this issue 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 have an internal circuit board issue. Reprogramming the fob usually resolves this issue. You can find the procedure for the majority of vehicles on YouTube or in the owner's guide.

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

In rare instances, the fob can become out of sync with your vehicle because of hardware or software issues. You can fix this problem by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain instances the software might require reinstallation into your body control modules.

Interference

Interference can also cause the key fob to not be able to receive or transmit a signal. This could occur if the key fob is located near a radio transmitter (cell phones, radar detectors) or any other source of electromagnetic radiation. The key fob may not work because of a weak connection with the buttons or water damage, or damage to the internal chips.

If your key fob suddenly stopped working, or if you have tried everything at home to resolve it (e.g. replacing the battery, reprogramming, and using the spare key fob, you may have a damaged receiver module on your 500. The receiver module is located under the dash and picks up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.

There is a simple way to reset the 500's on-board system, including the keyfob. Disconnect the battery for 15 minutes, removing first the negative cable, then the positive cable. Reconnect the battery. This will remove any residual electricity and restart the car's computers. This could allow you to the key fob to function again. If the problem persists you should seek out an expert technician. They will be able to diagnose the exact cause of your issue.