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Seat Alhambra Key Problems Seat's Jumbo MPV family is among the top models in its class when it comes down to resales value. And with a new generation model now available, it's even better. There are seat leon spare key cost why the key fob may not function properly, such as an unresponsive coin battery, damage to the receiver module, or signal interference. This article will guide you through the steps needed to get it working again. Water Damage If your key fob for the seat alhambra can withstand the wash cycle, a dip in the water or a pool, it is equipped with a waterproof chip. But be careful not to do this often because prolonged exposure to water can increase the likelihood of the key fob getting damaged. If the key fob ceases to functioning after exposure to clean water from the tap or rain then simply remove the battery, clean the electronic component with a paper towel and let it dry completely before putting it back in. If the key fob has been exposed to salty or soapy water and salty water, it is recommended you clean the chip using isopropyl or an electronic cleaner. Faulty Receiver Module If you've tried the battery of a button cell and the key fob still isn't locked or unlocking, it's likely that the receiver module has been faulty. The good news is that it is a relatively simple and cost-effective fix. You can remove the battery 12 volts for a few minutes (first take off the negative cable, then press the horn button numerous times) to remove any remaining electrical current and then reconnect it in reverse order e.g. Positive cable first, then negative. ESP Warning Light – If the ESP warning light flashes, it is normal and indicates that the car is driving on terrain where the traction of the road surface and the tyres is not ideal like snow, gravel or a lot of surface water. If the ESP warning light continues to be flashing, it means there is a glitch in the system. It is best to be diagnosed using a iCarsoft i908 Seat OBD Code Reader, which will provide a precise fault description. Dead Coin Battery A dead battery for the coin is one of the most common causes for the seat alhambra keys to cease to function. The key fob comes with a small button cell battery which keeps it powered. Replace it with a brand new battery with the same dimensions, voltage and specs as the original. When replacing the battery on the key fob, remove the metal clips and make sure that the contacts of the key fob are clean and free of corrosion. If the key fob was exposed to water (such as soapy tap water), it is recommended that you remove and clean the chip with an electronic cleaner or isopropyl alcohol prior to installing a new battery. The chip may be permanently damaged by water. 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 stopped working after replacing the battery but it didn't work, or stopped working abruptly the receiver module may have encountered a problem. The receiver module takes the radio frequency signals from your remote keyfob and converts them into electrical commands which are then acted upon by other modules in the car. If the receiver module has suffered a malfunction, it will not respond to any of the commands received by your remote key fob. In this instance it is necessary for a dealer to reprogramme your key fob, and also install a new receiver. The key fob features rubber seals that prevent water from getting into the electronic chip inside. However, if you submerge your key fob in salty or soapy water, the chips inside may be damaged. If your key fob isn't able to function, you can try cleaning the chip with isopropyl or electronic cleaner. If the keys are linked, but the receiver module is faulty it is possible to restart all the electronics on board by disconnecting the battery that is 12 volts for a few minutes. Then, reconnect the battery in reverse order (negative cable first, then positive). This will reset the onboard electronic and restore their functionality. Faulty Electronic Chip The key fob is equipped with a small electronic chip that transmits a signal to the receiver module whenever the key is used. If the signal does not match the one the car has stored the immobilizer will turn off and stop the vehicle from starting. If the key fob you purchased does not work and you are unable to reprogram it, it could be due to an incompatible microchip. The chip in the key fob is not permanent to the device and might have to be replaced in order to get it to work again. This can be accomplished by taking the key fob away from its case, and using pins or needles to make contact with each metal retaining clip. You'll require replacement if they are damaged or corroded. Make sure that any replacement batteries are of the same size, voltage and specifications as the original one. The Seat Alhambra is a well-designed and popular car however, like all cars it can occasionally experience issues with certain components or equipment. A few owners have reported issues with the climate control system that is automatic. It may malfunction and become stuck in a particular setting. The infotainment system could also fail and freeze the screens.