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Seat Alhambra Key Problems Seat's jumbo family MPV is among the best in class in terms of maintaining resale value. And with a brand new model now on sale, it's better than ever. There are many reasons the key fob may not work as expected, including an unresponsive coin battery or water damage to the receiver module, or signal interference. This article will walk you through the steps to get it working. Water Damage If your seat alhambra key fob can withstand the wash cycle or a bath in the ocean or pool it's likely to have an amazing waterproof chip but do not use it regularly because prolonged exposure to water increases the risk of the key fob being damaged. If your key fob ceases to functioning after being exposed to rain or clean tap water, unplug the battery and clean the electronic component using a paper towel. Allow it to dry completely before replacing the battery. In case of exposure to soapy water or salt, it is recommended to wash the chip with isopropyl alcohol or an electronic cleaner before attempting to put the battery back in. Faulty Receiver Module If the key fob will not lock or unlock after you've replaced the battery in the button cell it could be that the receiver module has a fault. It is a relatively easy and inexpensive fix. You can unplug the 12 volt battery for a couple of minutes (first remove the negative cable, then press the horn several times) to eliminate any remaining power. Then reconnect it in reverse. Positive cable first and then negative. ESP Warning Light – If the ESP symbol flashes, this is normal. It means that you are driving on terrain with poor traction. This could be caused by snow, gravel or surface water. If the ESP light is always on, it is a sign that there is a problem in the system. It can be detected with a iCarsoft i908 seat OBD code reader kit. It will provide a detailed fault description. Dead Coin Battery A dead battery for the coin is one of the most frequent reasons for the seat alhambra keys to cease to function. The key fob is powered by a tiny button-cell battery. Replace it with a new battery that has the exact size, voltage and specifications 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 was exposed to water, like soapy or rain, it's recommended that you remove the battery and clean the electronic chip using alcohol or an electronic cleaner prior to putting in the new battery. The chip is sensitive to moisture and may be permanently damaged. If the key fob is still not working after replacing the battery, it might be necessary to replace the entire key fob. Faulty Receiver Module If your key fob has stopped working after replacing the battery but it did not help, or if it just stopped working in a sudden manner The receiver module could have developed a fault. The receiver module is responsible to receive the radio frequency signals that are sent by the remote key fob and convert them into electrical signals that are then utilized by other modules in the car. If the receiver module has suffered a malfunction that prevents it from responding to any of the commands sent by your remote key fob. In this instance, you will be required to visit a service to reprogram your key fob as well as a new receiver module. The key fob is encased with rubber to prevent water from entering the electronic chip. If you immerse your key fob into the ocean's salty or soapy water, the chips inside may be damaged. If your key fob isn't able to work, you can try cleaning the chip with isopropyl or electronic cleaner. If seat key replacement have been linked, but the receiver module isn't working You can try to restart all the electronics in the board by disconnecting the battery that is 12 volts for a few minutes. Then, reconnect the battery in reverse order (negative cable first before positive). This will reset the on-board electronic and restore their functionality. Electronic Chip Faulty The key fob is fitted with a chip that transmits an indication from the key to the receiver module every time the key is used. If the signal doesn't match the one stored by the car the immobilizer will stop the engine and prevent the vehicle from starting. If the key fob won't function and you are not able to reprogram it, it could be due to an issue with the microchip. The chip inside the key fob is not an indefinite part of the device and could need to be replaced in order to make it work again. The best way to do this is to remove the key from its housing and using a pin or needle to connect with each of the retaining clips made of steel. If these clips are damaged or damaged, you'll have to replace them to allow the remote control to work. Make sure that any replacement batteries have the same voltage, size, and specification as the original. The Seat Alhambra is an attractive and well-designed model however, just like any other vehicle it is not without its challenges. issues with particular parts or equipment. Some owners have reported problems with the automatic climate control system. It can fail and cause problems, and then get stuck in a specific setting. The infotainment system may also fail and freeze the screens.