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Seat Alhambra Key Problems Seat's family MPV jumbo is one of the best in its class when it comes to keeping resales value. And with a new generation model now on sale it's even more impressive. There are many reasons the key fob won't perform as it should, including an inoperative coin battery, damage to the receiver module or signal interference. This article will guide you through the steps necessary to fix it. Water Damage If your key fob for the seat alhambra survives an wash cycle or a dip in the ocean or a pool, then it has a waterproof chip. But, you shouldn't do this often as excessive exposure to water can increase the risk of the key fob being damaged. If the key fob ceases to working after exposure to clean tap water or rain then simply remove the battery, clean the electronic component with a paper towel and allow it to dry completely before putting the battery back into. If the key fob has been exposed to soapy or salty water and salty water, it is recommended you clean the chip using isopropyl or electronic cleaner. Faulty Receiver Module If the key fob does not lock or unlock after having replaced the battery for the button it is possible that the receiver module has an issue. It's a fairly simple and cost-effective fix. You can disconnect the battery with 12 volts for a couple of minutes (first take off the negative cable, then press the horn a few times) to drain any remaining electricity. Then connect it in reverse. positive cable first then negative cable later. ESP Warning Light – If the ESP symbol is illuminated, this is normal. It is a sign that you are driving on a terrain that has poor traction. This could be due to gravel, snow or surface water. If the ESP light is always on, it indicates that there is a flaw in the system. It is possible to identify the problem by using an iCarsoft i908 seat OBD code reader kit. It will give you a detailed fault description. Dead Coin Battery One of the most common reasons for the seat alhambra key not functioning is a dead coin battery. The key fob is powered by a tiny button-cell battery. It is recommended to replace it with a new one that has the same size, voltage, and specification as the original. When replacing the battery on the key fob, remove all metal clips and ensure that the contacts on the key fob are in good condition and free of corrosion. If the key fob has been exposed to water, such as soapy or rain, it's recommended that you remove the battery and clean the electronic chip using alcohol isopropyl or an electronic cleaner prior to putting in the new battery. The chip can be permanently damaged by moisture. If the key fob is still not working after replacing the battery, it could be necessary to replace the entire key fob. Faulty Receiver Module If your key fob has stopped working after you replaced the battery but it did not help, or if it stopped working completely in a sudden manner it is possible that your receiver module might have developed an issue. The receiver module receives the radio frequency signals from your remote keyfob and transforms them into electrical signals that are then followed by other modules in the car. If the receiver module is faulty and is not able to take any commands from your remote key fob. In this instance the dealer will have to reprogramme your key fob and install an additional receiver. The key fob has rubber seals that prevent water from getting into the electronic chip inside. If you dip the key fob into soapy or salty water, it could cause damage to the chip. If your key fob does not work, try cleaning the chip using isopropyl or electronic cleaner. If the keys have been paired, but the receiver module is malfunctioning You can try to restart all the electronics on board by disconnecting the battery with 12 volts for a couple of minutes. Connect the battery in reverse (negative cable to positive first). This will reset all the electronics onboard and will bring them back into operation. Electronic chip that is malfunctioning The key fob comes with a small chip that transmits an indication from the key to the receiver module each time the key is used. If the signal received does not coincide with the one stored by the car the immobilizer will shut down the engine and stop the vehicle from beginning. If the key fob isn't working, and you can't reprogram it the issue could be due to a defective chip. The chip in the key fob is not an indefinite part of the device and may need to be replaced to function again. This can be done by removing the key fob from its housing, and using a needle or pin to contact each metal retaining clip. If The KeyLab are corroded or broken, you will require replacement in order for the remote control to work. Make sure any replacement batteries have the same voltage, size, and specification as the original. Seat Alhambra is a popular and well-designed model, may have issues with certain parts or equipment. Some owners have reported problems with the auto climate control system. It could fail and cause problems, and then get stuck in a certain setting. The infotainment system has also been known to malfunction and freeze screens.