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Seat Alhambra Key Problems Seat's jumbo MPV range is among the top in its class when it comes down to resale value. And with a brand new model now on sale, it's better than ever. There are a myriad of reasons the key fob might not work properly, including an unresponsive coin battery or 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 withstands washing cycles or a dip in the ocean or in a pool, then it's equipped with a waterproof chip. But, you shouldn't do this often because prolonged exposure to water increases the risk of the key fob getting damaged. If the key fob stops working after exposure to clean water from the tap or rain then simply remove the battery, wipe the electronic component with a paper towel and let it dry completely before putting the battery back into. If the key fob was exposed to salty or soapy water and salty water, it is recommended you clean the chip using isopropyl or electronic cleaner. Faulty Receiver Module If the key fob will not lock or unlock after you have replaced the battery in the button cell, it is possible that the receiver module has a fault. It's a relatively simple and cheap fix. You can unplug the battery that is 12 volts for a couple of minutes (first remove negative cable, then press the horn several times) in order to drain any remaining power. After that, you can reconnect it in reverse. positive first, then negative cable later. ESP Warning Light – If the ESP symbol blinks, it is normal. It means that you are driving on terrain that has poor traction. This could be caused by snow, gravel or surface water. If the ESP warning light is constantly shining, it is a sign that there is an error within the system and should be detected using an iCarsoft i908 Seat OBD Code Reader which will give you a specific fault description. Dead Coin Battery One of the most common reasons for the seat alhambra keys to stop working is a dead coin battery. The key fob is powered by a tiny button-cell battery. It should be replaced with a replacement with the same size, voltage and specifications as the original. If you are replacing the battery, be sure to remove all metal retaining clips from the back of the key fob. Also make sure that the contacts are free of corrosion. If the key fob was exposed to water, such as rain or soapy water it is recommended to remove the battery and clean the electronic chip with isopropyl alcohol or an electronic cleaner prior to installing the new battery. The chip can be permanently damaged by water. If the key fob still isn't working after replacing the battery, it may be necessary for you to replace the key fob. Faulty Receiver Module If your key fob stopped working after replacing the battery but it did not help, or it suddenly stopped working in a sudden manner, then your receiver module could have developed an issue. The receiver module takes the radio frequency signals from your key fob's remote and transforms them into electrical signals that are then processed by other modules inside the car. If the receiver module has a problem, it will not accept any commands from your remote key fob. In this instance, a dealer will need to reprogram your key fob as well as install a new receiver. The key fob has rubber seals that prevent water from entering the chip inside. If you immerse your key fob into salty or soapy water, the chip inside may be damaged. You can try cleaning the chip by applying isopropyl alcohol or electronic cleaner, however If your key fob doesn't work after doing this, then you'll need to buy a new one. If the keys are linked, but the receiver module is not working You can try to restart all the electronics on board by disconnecting the 12-volt battery for a few minutes. Connect the battery in reverse (negative cable to positive first). This will reset the onboard electronic and restore their functionality. Faulty Electronic Chip The key fob is equipped with tiny electronic chips that sends a signal to the receiver module when the key is used. If the signal doesn't match that stored by the car the immobilizer will shut down the engine and stop the vehicle from beginning. If the key fob won't work and you are unable to reprogram it, it could be due to a malfunctioning microchip. The chip inside the key fob isn't a permanent part of the device, and might need to be replaced in order to get it working again. This can be done by taking the key fob away from its case, and using pins or needles to contact each metal retaining clip. You'll have to replace them in the event that they have been damaged or damaged or corroded. Make sure that the replacement batteries have the same size, voltage, and specifications as the original one. seat leon key fob is a well-known and well-designed model, can be a bit troublesome with certain parts or components. A few owners have reported issues with the climate control system that is automatic. It could fail and cause problems, and then get stuck in a specific setting. Additionally, the infotainment feature has also been recognized to malfunction and even freeze screens.