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https://www.thekeylab.co.uk/seat-car-keys/
Seat Alhambra Key Problems Seats jumbo MPV range is among the top in its class when it comes down to resales value With a brand new model on sale the family MPV jumbo is more impressive There are many reasons why the key fob wont perform as it should including an inoperative coin battery water damage to the receiver module or signal interference This article will walk you through the steps necessary to fix it Water Damage If your seat alhambra keyfob is able to survive an wash cycle or bath in the pool or ocean then its probably equipped with an incredible waterproof chip but do not make it a habit because exposure to water in excess increases the risk of the key fob becoming damaged If your key fob ceases to working after exposure to rain or clean tap water take out the battery and clean the electronic component using a paper towel Let seat key fob replacement dry completely before replacing the battery If the key fob has been exposed to salty or soapy water it is recommended that you clean the chip using isopropyl or electronic cleaner Faulty Receiver Module If you have tried the battery of a button cell and the key fob cannot be locked or unlocked it is likely that the receiver module has developed a fault The good news is that this is a fairly easy repair that is inexpensive you can disconnect the 12 volt battery for just a few minutes first remove the negative cable and then press the horn button several times to eliminate any remaining electrical current and then reconnect it in reverse order eg positive cable first then negative ESP Warning Light If the ESP warning symbol flashes this is normal and signifies that the car is traveling through terrain where the traction between the road surface and the tyres arent as good such as snow gravel or lots of surface water If the ESP warning light continues to be shining it is a sign that there is a glitch in the system It should be identified using an iCarsoft i908 Seat OBD Code Reader which will give you a specific fault description Dead Coin Battery One of the most frequent reasons for the seat alhambra keys to stop functioning is a dead coin battery The key fob is powered by a small buttoncell 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 of the key fob are clean and corrosionfree If the key fob has been exposed to water like rain or soapy water its recommended that you remove the battery and clean the electronic chip with isopropyl alcohol or an electronic cleaner prior to putting in the new battery The chip is susceptible to moisture and could be permanently damaged If the key fob is still not working after replacing the battery it might be necessary to replace the entire key fob Faulty Receiver Module If your key fob stopped working after replacing the battery but it didnt work or stopped working in a sudden manner your receiver module could have developed a problem The receiver module is responsible for absorbing the radio frequency signals transmitted by the remote key fob and changing them into electrical signals that are then utilized by other modules in the car If the receiver module is damaged and is not able to take any commands from your remote key fob In this situation a dealer will need to reprogram your key fob and also install an entirely new receiver The key fob has been sealed with rubber to keep water from getting inside the electronic chip If you immerse the key fob into salty or soapy water it could damage the chip You can try cleaning the chip by rubbing it with isopropyl alcohol or electronic cleaner however If your key fob doesnt work after doing this youll have to buy a new one If the keys are successfully paired but your receiver module is faulty you can try to restart all the electronics in the board by disconnecting the battery that is 12 volts for a couple of minutes Then reconnect the battery in reverse order negative cable first then positive This resets all the electronic components on board and restore their functionality Electronic chip that is malfunctioning The key fob is equipped with a chip that transmits a signal from the key to the receiver module each time the key is used If the signal isnt in line with the one that the car has stored the immobilizer will turn off and prevent the vehicle from starting If the key fob does not work and you arent able to reprogram it it could be due to a malfunctioning microchip The chip in the key fob could need to be altered to allow it to function again This can be accomplished by taking the key fob out of its housing and using pins or needles to connect with each metal retaining clip If the clips are corroded or damaged youll need to replace them in order for the remote control to work Make sure that any replacement batteries are of the same size voltage and specification as the original The Seat Alhambra is a welldesigned and popular car however like all cars it can sometimes experience issues with certain components or equipment For instance there have been reports of owners experiencing issues with the automatic climate control system which may malfunction and cause problems in one specific setting The infotainment system may also fail and cause freezing of the screens
