Why a Seat Ibiza Replacement Key Won't Work A new generation of driver assistance enhances the Ibiza to a completely new level Travel Assist ensures that your vehicle keeps pace with the traffic, while Lane Assist eliminates the stress of changing lanes Remove the key fob's battery compartment cover A Using a thumb nail or flat-head screwdriver, pull upwards to open the cover and replace the CR2025 battery Dead Coin Battery If your key fob isn't working and you can't reprogram it the most likely cause is an inoperative battery Replace https//wwwthekeylabcouk/seat-car-keys/ and you'll be able to get it up and running and running again You can do it yourself in less than 10 minutes To change the coin battery in your seat ibiza replacement key open it from the non-metal ringed side first There's a clip-on lid, that is opened by a lever with your nail The old battery is pulled through the hole in the middle Note Changing the battery in a wrong manner or using the wrong battery could cause damage to the remote key Replace the battery using the same voltage, size and specification as the original Alternatively, if the key fob you have purchased has been submerged in water, it could have to clean the chip prior to replacing the battery It is particularly important if the device was dropped into the ocean or in soapy water It is essential to take care of this immediately, as water could damage the chip inside your key fob's electronic circuit Worn Buttons The most frequent reason a Seat Ibiza replacement key does not work is due to the battery in the key being dead It is a simple fix and takes only a few minutes The key fob can also stop working if the buttons are worn out It is an easy fix that requires you to replace the key shell that was used to replace it with an updated one It is important to remember that the button cell battery must be replaced properly or damage can occur to the key fob It is recommended to always utilize a brand new battery that is the same size, voltage and specifications It's also important that the current battery's polarity is directed upwards The key fob is protected by rubber seals that should keep water out The submersion of the keyfob could cause the seals on the keyfob to break, causing damage to the electronic chip This is the most likely scenario if your key fob is left in the rain or accidentally falls into the pool If your key fob still does not work after replacing it or reprogramming it, the receiver module might be faulty Water Damage Rubber seals on the key fob block water from getting to the chip However it's not enough to prevent the occasional bath or splash If your fob has survived a wash cycle, or a swim in the ocean it could have damaged the chip This can be corrected by removing the battery and then cleaning the chip with isopropyl or electronic cleaner Allow it to dry completely, then put it back If the chip is damaged, it will have to be replaced with a new one If your key fob still doesn't work after replacing the battery and reprogramming it there could be due to a issue with the receiver module This is the part of the car that receives signals from the key fob and transmits them to the key ignition system It is possible to test it by using the spare key fob in case you have one This should cause the ignition system light come on and the central locking activate If it doesn't, the receiver module is defective This is a costly repair but can be rectified by an expert at your local garage Radio Interference If your car's radio seems to be acting erratically or the key fob no longer working it could be caused by an interference issue with the receiver module within the key This can be fixed with an alternative key and a new receiver module from Seat parts To replace the battery, flip out the key part and then using your thumb nail or a screwdriver with a flat head, gently pull upwards the key fob's compartment cover Remove the old CR2025 battery and replace it with a new battery, making sure that the polarity is in the right place You can also use a standard-sized key with the transponder chip that was transferred from the worn or damaged key This can be cut and coded to your car if required Faulty Receiver Module The receiver module on the fob that you have in your keys transmits radio signals to the car If the fob isn't working it could be because the module has failed You can diagnose this using an OBDII scanner or by contact your dealer Other devices that utilize the same frequency may interfere with the remote keyless entry system This includes wireless phone transmitters, electronic devices, and even household appliances If the key fob has been exposed to clean tap water, it may be possible to clean the chip with paper towels and isopropyl Alcohol If the fob's key is submerged in soapy or salt water, or sat on a wet floor for prolonged periods, this is most likely to cause damage and will likely require replacement To change the battery on your key fob you will need the thumb nail or flat-head screwdriver to prise open the cover of the button cell compartment B Remove the battery that was in place Replace it with a brand new CR2025 and ensure that the "+" orientation is facing up