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Seat Alhambra Key ProblemsSeat’s jumbo MPV range is among the best in its class when it comes to resale value. And with a new generation model now on sale it’s even better.There are many reasons why your key fob might not function correctly, including dead battery or damage to the receiver module, water issues, or signal interference. This article will walk you through the steps needed to get it back in working order.Water DamageIf your key fob for the seat alhambra withstands washing cycles or a dip in an ocean or a pool, then it’s equipped with a waterproof chip. But don’t do this often since prolonged exposure to water increases the chance that the key fob will be damaged. If the key fob stops functioning after exposure to clean tap water or rain, just take out the battery, clean the electronic component with paper towel and allow it to dry completely before putting it back into. If the battery is exposed to soapy or salty water, it is recommended to wash the chip with isopropyl alcohol or an electronic cleaner prior to trying to put the battery back in.Faulty Receiver ModuleIf you’ve tried a new button cell battery and the key fob still isn’t locked or unlocking, it’s likely that your receiver module has developed a fault. The good news is that it is an easy and cost-effective fix. You can simply remove the battery 12 volts for just a few minutes (first remove the negative cable and then press the horn button a few times) to remove any remaining electricity and then reconnect it in reverse order e.g. Positive cable first and then negative.ESP Warning Light – If the ESP warning symbol flashes this is normal and indicates that the car is driving through terrain where the traction of the road surface and the tyres isn’t ideal, like snow, gravel or lots of surface water. If the ESP light is always on, it indicates that there is a problem in the system. It is possible to identify the problem with a iCarsoft i908 seat OBD code reader kit. It will give you detailed information about the fault.Dead Coin BatteryA dead coin battery is one of the most frequent causes for the keys for the seat to stop working. The key fob is powered by a small button-cell battery. Replace it with a brand new battery that has the same size, voltage and specifications as the original. When replacing the battery on the key fob remove the metal clips and make sure that the contacts on the key fob are free of corrosion and clean.If the key fob was exposed to water (such as soapy or rain tap water) it is recommended that you remove and clean the chip with an electronic cleaner or isopropylethanol before installing a new battery. The chip is sensitive to moisture and could be permanently damaged. If the key fob still doesn’t function after replacing the battery it may be necessary for you to replace the key fob.Faulty Receiver ModuleIf your key fob has stopped working after replacing the battery, but it did not work, or stopped working suddenly the receiver module could have encountered a problem. The receiver module receives the radio frequency signals from the remote keyfob and transforms them into electrical signals that are then processed by other modules in the car.If the receiver module has developed a fault and is unable to respond to any of the commands issued by your remote key fob. In seat ibiza key fob will have to reprogramme the key fob and install an additional receiver.The key fob is covered with rubber to keep water from leaking into the electronic chip. If you immerse your key fob into salted or soapy ocean water, the chips inside could be damaged. If your key fob isn’t able to work, you can try cleaning the chip using isopropyl or an electronic cleaner.If the keys have been linked, but the receiver module is malfunctioning You can try to restart all of the electronics on board by disconnecting the 12-volt battery for a few minutes. Then, reconnect the battery in reverse order (negative cable first, then positive). This will reset the onboard electronic circuits and restore their functionality.Faulty Electronic ChipThe key fob contains an electronic chip that transmits a message to the receiver module every time the key is used. If this signal does not match the one stored by the car, the immobilizer will disable the engine and prevent the vehicle from beginning. If, however, the key fob isn’t working, and you cannot reprogram it the issue could be due a damaged chip.The chip inside the key fob might need to be replaced in order to make it function properly. This can be accomplished by taking the key fob away from its case, and using a needle or pin to make contact with each metal retaining clip. If these are corroded or broken, you will need to replace them to allow the remote control to function. Make sure that the replacement batteries are of the same voltage, size and specifications as the original one.Seat Alhambra is a well-known and well-designed model, could be a bit troublesome with specific parts or equipment. A few owners have reported issues with the auto climate control system. It could malfunction and become stuck in a specific setting. The infotainment system can also fail and freeze the screens.