A Delightful Rant About Fiat Panda Key Fob Replacement
Reasons Your fiat punto remote key replacement 500 Key Fob Won't Work
A key fob for the program fiat punto locked keys in car 500 key fob [Home] 500 is a handy way to unlock the doors and start the car. There are a myriad of reasons why the fob may stop working. This could be due to a dead coin battery, damage to the receiver module, water issues, or interference.
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Dead Coin Battery
The most frequent reason why your 500 key fob won't work is a dead battery. Modern key fobs offer a limited range of operation and must be within just a few inches of the vehicle in order to function. If you are further away from your car and press the keyfob button it will not respond and display the message "Key Fob Not Detected".
If this happens, replace the coin-cell battery (Part Number CR2032) by a new one of a reliable brand, like Panasonic Duracell or Energizer. You can typically find them in your local hardware store or on the internet.
You can test the battery of your coin-cell by pressing the buttons while you are standing close to your Fiat 500. The car will blink its parking lights and the key fob should be able to operate the lock and unlock buttons.
If your fob's key isn't working after replacing the battery, it might be water damage that is preventing it from connecting to the module in your vehicle. Water damage can happen in a number of ways, from small splashes to submerging the fob salt water at the beach. If you suspect your fob has been exposed to water, try putting it in a dry rice bag to pull the moisture out. If that doesn't work the fob might need to be reset by an experienced auto locksmith or by the dealer.
Water Damage
Damage to the water supply can occur if you submerge the fob in the ocean, or wash it in a washing machine. Saltwater is especially dangerous to the circuit board of the fob that can cause it to short out and eventually end up dying. It's not good to let the fob get wet however, but don't give it up when you accidentally drop it in water, or fail to take it out of your pants pocket.
Remove the battery first. Clean the electronic chip with isopropyl alcohol or another similar product and dry it thoroughly before replacing the battery. Then check the fob to see if it works. If the key does not function, it may have to be changed. This is typically done by a dealer or professional auto locksmith.
If the key is older and was not programmed to your car, it will likely need to be replaced completely. This is a straightforward process which can be accomplished by a professional locksmith for automotive use. The locksmith will require the key to be cut to match your car's ignition. They will also need to reprogram the fob for the car's system. It's a simple and affordable process that is usually completed on the same day.
Receiver Module Issues
One of the most common reasons your 500 key fob might stop functioning is that it's out of range. The remote typically has an operating range of 30 feet or less, and if it's too far from your vehicle, it won't respond to your commands. This can easily be resolved by moving it closer to your vehicle until it starts responding.
If your fob does not work after you replace the battery in the coin, also known as a "button", "watch" or "button", it could be due to a problem with the circuit board inside. In most cases, reprogramming the fob will fix the problem. You can find directions on how to get a new fiat 500 key to do this for most vehicles by searching YouTube or reading the owner's manual.
You may need to replace the metal retaining clips that keep the battery of your coin in place. If they lose tension it can prevent your coin battery from sitting properly and cause your remote to malfunction.
In rare cases the fob may be out of sync with your vehicle because of software or hardware problems. This can cause a major trouble, but you could frequently fix this issue by visiting a local dealer or auto locksmith to have them reprogram your fob. In certain instances the software might require reinstallation to your body control modules.
Interference
Interference can also cause the key fob not to receive or transmit an signal. This could occur if the key fob is located near an electronic radio transmitter (cell phones, radar detectors) or any other source of electromagnetic radiation. The key fob might not work due to a bad connection to the buttons water damage or damage to the internal chips.
If the key fob has stopped working one day out of the blue and you've tried everything you can at home to fix it e.g. battery replacement, reprogramming and using the spare key fob, it could have a defective receiver module on your 500. The receiver module, which is located under the dashboard, receives radio frequency signals from your key fob. It transforms the signals into electronic commands, which are then read by the vehicle.
There is a simple way to reset the 500's internal system, including the keyfob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electrical charge, and then restart the car's computer. This will help you get your key fob to function again. If the issue persists you should speak with an experienced technician. They will be able to identify the exact cause of any problems.