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Seat Alhambra Key Problems Seat's jumbo family MPV is one of the best in class when it comes to keeping resales value. With a new generation model now available, it's even better. There are a myriad of reasons that the key fob might not work properly including dead coin battery damage to the receiver module, water problems or signal interference. This article will walk you through the steps to get it back in working order. Water Damage If your seat alhambra key fob can withstand washing cycles or a bath in the ocean or pool then it is likely to have an amazing waterproof chip. However, do not use it regularly since exposure to excessive water increases the risk of the key fob being damaged. If the key fob stops functioning after exposure to clean water from the tap or rain then simply remove the battery, clean the electronic component using a paper towel and let it dry completely before putting it back in. If you are exposed 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 you've tried a new battery for a button and the key fob still cannot be locked or unlocked, it's likely that your receiver module has developed a fault. It is a relatively easy and cost-effective fix. You can remove the battery that is 12 volts for a couple of minutes (first remove the negative cable and 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 cable later. ESP Warning Light – If the ESP symbol is flashing, this is normal. It is a sign that you are driving on terrain with poor traction. This could be due to snow, gravel or surface water. If the ESP light is always on, it indicates that there is a fault in the system. It is possible to identify the problem with a iCarsoft i908 seat OBD code reader kit. It will give you an in-depth description of the fault. Dead Coin Battery One of the most frequent reasons for the seat alhambra key not working is a dead battery. The key fob is powered by a tiny button-cell battery. Replace it with a brand new battery that is the same 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 (such as rain or soapy tap water), it is recommended to remove and clean the chip using an electronic cleaner or isopropyl alcohol prior to installing a new battery. seat key fob replacement www.g28carkeys.co.uk is sensitive to moisture and may be permanently damaged. If the key fob still not working after replacing the battery, it could be necessary to replace the entire key fob. Faulty Receiver Module If your key fob stopped functioning after replacing the battery but it did not perform, or suddenly stopped working the receiver module could have developed a problem. The receiver module is responsible for absorbing the radio frequency signals that are sent by your remote key fob, and convert them into electrical signals that are then utilized by other modules within the car. If the receiver module is defective, it will not accept any commands from your remote key fob. In this scenario you will require a dealer to reprogramme the key fob, and also install a new receiver. The key fob is encased with rubber to keep water from getting into the electronic chip. If you immerse your key fob into soapy water or salty ocean water, the chips inside may be damaged. If your key fob doesn't work, try cleaning the chip with isopropyl or an electronic cleaner. If the keys have been linked, but the receiver module isn't working it is possible to restart all the electronics in the board by disconnecting the battery with 12 volts 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 has an electronic chip that transmits a message to the receiver module each time the key is used. If the signal received does not match the one recorded by the car the immobilizer will stop the engine and prevent the vehicle from starting. If the key fob doesn't function and you are not able to reprogram it, it could be due to a faulty microchip. The chip inside the key fob is not an irreplaceable part of the device and could need to be replaced in order to get it to work again. The best way to do this is by removing the key from its housing and then using a pin needle to get into contact with each of the clips made of metal. If these are corroded or broken, you will require replacement to allow the remote control to function. Make sure that any replacement batteries are the same size, voltage and specifications as the original one. The Seat Alhambra is a well-designed and popular model but, as with any car, it can sometimes experience issues with certain parts or equipment. Some owners have reported issues with the automatic climate control system. It could malfunction and be stuck in a particular setting. The infotainment system may also fail and freeze the screens.