Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 replacement key 500 key fob allows you to easily open doors and start your vehicle. There are many reasons why the fob could stop working. This could be due to a dead coin-battery water damage, problems with the receiver modules, and interference.

This listing is for an NEW replacement Fiat Flip Key Remote - an exact replica of the Ilco brand that needs to be programmed professionally by a local locksmith (click here for Locksmith Search). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

The most common reason the 500 key fob won't work is a dead battery. Modern key fobs have a very restricted operating range, and should be within a few feet of the vehicle to function. If you're far away from your vehicle when you press the key fob button the car won't respond and will display an "Key Fob Not Detected" message in the instrument cluster.

If this occurs you need to replace the battery of your coin-cell (Part Number CR2032) by a fresh one of a trusted brand like Panasonic Duracell or Energizer. They are available at the local hardware store or online.

After you've changed the battery on the coin cell, you can test it by standing near your Fiat 500 and pressing the buttons. The parking lights should blink and the key fob will operate the lock and unlock switch.

If the fob's remote doesn't function after replacing the battery, it might have water damage that stops it from communicating with the receiver module inside your vehicle. Water damage can occur in a variety of ways, such as the simple splash or submerging the key fob saltwater at the beach. If you suspect that your fob has been exposed to water, you can try placing it in a dry rice bag to pull the moisture back out. If that doesn't work, your fob will probably require reprogramming by a professional locksmith or dealer.

Water Damage

Water damage can occur when you immerse the fob into the ocean or wash it in a machine. Saltwater is especially dangerous to the circuit board of the fob, causing it to short out and eventually die. It's not the best idea to submerge the fob in water, but don't give it up in the event that you accidentally drop it in water or fail to take it out of your pocket.

Take the battery off first. Before replacing the battery, clean the electronic chip with isopropyl or similar products. Next test the fob to check if it functions. If the fob doesn't function, it may need to be reprogrammed. This is usually handled by an auto locksmith or dealer.

If the key is more recent and has never been programmed to your vehicle, it will likely need to be replaced completely. A professional locksmith for cars can do this job. The locksmith will need the key cut to match the car's ignition. They'll also need to reprogram the fob to your vehicle's system. This is a fast and affordable process that is usually completed on the same day.

Receiver Module Issues

Your 500 key fob might be inoperable because it's out of range. The remote usually has an area of 30 feet or less, and if it's too far from your car, it won't respond to your commands. You can remedy this by moving your remote closer to your car until it responds.

If your fob isn't working after replacing the battery in the coin, also known as a "button", "watch" or "button" It may be due to a malfunction on the circuit board inside. Reprogramming your fob can resolve this problem. You can find the steps for most 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 place. If they loose tension, it can prevent your coin battery from sitting properly, 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. It is possible to fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain instances it may be necessary 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 signals. This is possible when the key fob is near an electronic radio transmitter (cell phones or radar detectors) or another source of electromagnetic radiation. The key fob may not function due to a bad connection to the buttons, water damage or damage to the internal chips.

If your key fob suddenly stopped working, or if you've tried everything at home to resolve it (e.g. You may have a faulty 500 receiver module after you've tried replacing the battery, reprogramming, or using a spare key fob. The receiver module, which is located under the dashboard, is able to pick up radio frequency signals from your key fob. Then, it converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy method to reset all of the on-board systems in your 500, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Reconnect the battery. This will eliminate any residual electricity and restart the car's computer system, which can help the key fob to function again. If the issue continues you should seek out a certified technician. They'll be able identify the root cause of your problems.