What to Do If Your Seat Ibiza Key Fob Stopped Working Take a look at these items if you notice that your key fob suddenly stopped working or is not locking or unlocking your car It may be that the battery needs replacing or the electronic chip is defective Seat's most popular model is the Ibiza that competes with the Renault Clio and Peugeot 208 in the supermini market It's also a great value Battery A dead battery is the main reason a key fob stops functioning The coin battery in the fob is a 3V lithium button cell battery CR 2032, which can be purchased at a variety of retail stores and online Replace the old battery with an alternative of the same type size, dimension and specifications A battery of a different design could harm the fob Metal clips hold the battery in the fob, and complete an electrical circuit upon activation of the remote If they're loose or dirty, they may cause a short, and stop the remote from functioning Clean them using isopropyl alcohol or an electronic cleaner To change the battery you must open the fob This can be done by inserting a screwdriver through the gap Replace the battery with a new one Make sure you install it in the same direction The fob will then close automatically After changing the battery it is essential to verify that the fob works properly Water Damage Water damage could be the cause of a key fob that stopped working after you dropped it in the pool or washed it in the washer The electronic chip in the key fob is protected by rubber seals however prolonged exposure to water can reduce the effectiveness of these seals over time Water also makes a good conductor which can cause short circuits inside the key fob Fortunately the key fob battery is simple to replace Use a small screwdriver or thumb nail to pull open the cover of the battery compartment on the key fob Insert a new button-cell battery CR2025 Make sure that the polarity faces upwards Close the compartment for the key fob battery and the remote is reprogrammed to work with your car If you are still having issues with your key fob despite replacing the battery or reprogramming, there is a possibility that the receiver module is defective The receiver module is the component that receives signals from the key fob and transmits signals to your car to control the engine, ignition and central locking Faulty Chip If your Seat Ibiza key fob stopped working, it could be an issue with the chip inside it It could happen if drop it or get it wet It could also happen if the buttons are worn out or damaged You'll need to replace your key fob, or repair it by professionals The key fob is designed with rubber seals that prevent water from getting to the electronic chip inside However, it is damaged by prolonged exposure to water or submersion in salt water This can be caused by swimming at the beach or during the rainstorm If you've failed to fix the key fob in your Seat Ibiza and have tried all other methods to fix it and still haven't succeeded, you might need to buy a replacement Depending on the make and model of your car it could be cost-effective It's not easy to install You will need to know how to program the new key, so make contact with your dealer as soon as you can Faulty Receiver Module If the key fob ceases working after all other steps including replacing the battery and programming this could indicate an issue with the receiver module It's a small black box inside the key fob that sends the signal needed to control your car's keyless system A common cause for the receiver module to cease working is a dead battery for the coin This is the first thing that should be replaced in the event of this happening Make sure the new battery has the same dimensions, specification and voltage as the old one Water damage is another frequent issue If your fob was exposed to clean water from the tap or even rain, this shouldn't be an issue, however should it have been exposed to salty, soapy or dirty water, the chip inside may have been damaged Before reusing the device, it is recommended to take it apart it and look over every mechanical part for signs of corrosion or damage Make sure that it's connected properly Radio Interference If the signal of the key fob is disrupted by interference it may prevent the vehicle from responding to the remote control This can happen in a variety of ways, including radio transmissions by other devices operating on the same frequency as the key fob Signals that are too strong might also cause the signal to become unreadable It is important to understand that a dead coin battery is the most typical reason for a key fob to stop functioning and should be the first thing to be examined If the key fob has been replaced with a battery recently and the range has decreased this is a sign that the battery has damaged It is recommended to only make use of new batteries for replacement and to ensure correct voltage and size It is crucial to ensure that the opposite polarity is in the same direction as the battery is inserted https//wwwthekeylabcouk/seat-car-keys/ will ensure that there is no damage to the electronic chip that is inside the key fob If the battery has been exposed to water damage the chip may need to be cleaned using isopropyl or electronic cleaner