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Seat Alhambra Key Problems Seat's family MPV jumbo is one of the best in its class in terms of retaining resale value. With a new model currently on sale the family MPV jumbo is better. There are many reasons why the key fob might not work properly, including an unresponsive coin battery or damage to the receiver module, or signal interference. This article will walk you through the steps to fix it. Water Damage If your seat alhambra keyfob is able to survive the wash cycle or a bath in the ocean or pool then it probably has an amazing waterproof chip. However, don't make this a habit because exposure to water in excess increases the risk of the key fob getting damaged. If your key fob ceases to working after exposure to rain or clean tap water, you should remove the battery and wipe the electronic component using a towel. Dry it completely before replacing the battery. If you are exposed to soapy or salty water it is recommended to clean the chip using isopropyl alcohol or a electronic cleaner prior to attempting to put the battery back in. Faulty Receiver Module If you've tried an entirely new battery for your button and the key fob still cannot be locked or unlocked, it's likely that your receiver module has been faulty. It's a simple and cost-effective fix. You can unplug the 12 volts battery for a few minutes (first take off the negative cable, then press the horn a few times) to remove any remaining electricity. After that, you can reconnect it in reverse. Positive cable first, then negative. ESP Warning Light If the ESP warning light flashes, this is normal and indicates that the car is travelling on terrain that has traction issues between the road surface and tyres isn't optimal, such as gravel, snow or a lot of surface water. If the ESP warning light remains illuminated it indicates that there is a fault within the system. It should be identified using an iCarsoft i908 Seat OBD Code Reader kit that will provide you with a specific fault description. Dead Coin Battery One of the most frequent reasons for the seat alhambra key to stop functioning is a dead coin battery. The key fob has a small button cell battery that keeps it running. It is recommended to replace it with a replacement with the same voltage, size, and specification as the original. If you're replacing your battery, ensure that you remove all metal clips from the back of the key fob. Also make sure the contacts are free of corrosion. If the key fob was exposed to water (such as soapy or rain tap water), it is recommended to remove and clean the chip with an electronic cleaner or isopropyl ethanol before installing a new battery. The chip is sensitive to moisture and can be permanently damaged. If the key fob is still not working after replacing the battery, it may 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 didn't help, or if it just stopped working suddenly The receiver module may have developed an issue. The receiver module is able to receive radio frequency signals from the remote keyfob and transforms them into electrical signals that are then followed by other modules inside the car. If the receiver module has suffered a malfunction it will not respond to any of the commands sent by your remote key fob. In this case, a dealer will need to reprogramme the key fob, and also install an entirely new receiver. The key fob is encased with rubber to keep water from getting inside the electronic chip. If you immerse your key fob into salted or soapy ocean water, the chips inside may be damaged. It is possible to clean the chip by using isopropyl Alcohol to rub it or electronic cleaner, but should your key fob isn't working after all this, then you'll need to purchase a replacement. If the keys have been paired but the receiver module has developed a fault you can try rebooting all of the electronics on board by disconnecting the battery that is 12 volts for a few minutes. Connect the battery in reverse (negative cable to positive first). This will reset all electronic components onboard and bring them back to their original functionality. Faulty Electronic Chip The key fob is equipped with a small chip that transmits the signal from the key to the receiver module each time the key is used. If the signal does not match the one the car has stored the immobilizer will turn off and prevent the vehicle from starting. If the key fob isn't functioning and you are unable to reprogram it this could be due to a faulty chip. The chip inside the key fob isn't a permanent part of the device, and might need to be replaced to get it working again. seat leon key fob programming can be done by getting the key fob removed from its case, and using pins or needles to connect with each metal retaining clip. If the clips are corroded, or broken, you will need to replace them to allow the remote control to work. Make sure that any replacement batteries are of the same voltage, size and specifications as the original. Seat Alhambra, a renowned and well-designed model, may have problems with certain parts or components. For example there are owners who have had problems with the climate control system, which could fail and become stuck in one specific setting. The infotainment systems can also malfunction and cause freezes on the screens.