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Seat Alhambra Key Problems Seat's MPV jumbo family is among the best in its class when it comes to resale value. With a new model available for sale the jumbo family MPV is even more impressive. There are a myriad of reasons the key fob won't work as expected, including an inoperative coin battery damage to the receiver module, or signal interference. This article will walk you through the steps to fix it. Water Damage If your key fob for the seat alhambra withstands the wash cycle or dip in the ocean or a pool, then it's got a waterproof chip. But be careful not to do this often as excessive exposure to water increases the likelihood of the key fob being damaged. If your key fob stops functioning after being exposed to rain or clean tap water, you should remove the battery and wipe the electronic component using a paper towel. Allow it to dry completely before replacing the battery. In case of exposure to soapy or salty water, it is recommended that you clean the chip with alcohol, isopropyl or electronic cleaner prior to trying to put the battery back in. Faulty Receiver Module If you've tried a new battery for a button and the key fob doesn't lock or unlock then it is likely that the receiver module has been faulty. The good news is that this is an easy and cost-effective fix. You can disconnect the battery for a few minutes (first take off the negative cable, then press the horn button numerous times) to drain any residual electricity and then reconnect it in reverse order e.g. positive cable first and then negative. ESP Warning Light – If the ESP warning light flashes, this is normal and indicates that the car is traveling through terrain in which the traction between the road surface and tyres isn't ideal, such as snow, gravel or lots of surface water. If the ESP warning light remains blinking, it indicates that there is a fault within the system. It is best to be detected with a iCarsoft i908 Seat OBD Code Reader which will give you a specific 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 is powered by a small button-cell battery. It is recommended to replace it with a brand new one with the same voltage, size, and specification as the original. If you are replacing the battery, ensure that you remove all metal retaining clips from the back of the key fob. Also ensure that the contacts are clean and free of corrosion. If the key fob has been exposed water, such as rain or soapy water, it's recommended that you take the battery off and clean the electronic chip with alcohol isopropyl or an electronic cleaner before putting in the new battery. The chip may be permanently damaged by moisture. 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 didn't help, or if it suddenly stopped working suddenly it is possible that your receiver module may have developed an issue. The receiver module is responsible for receiving 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 G28 Car Keys is damaged and is not able to take any commands from your remote key fob. In this instance, a dealer will need to reprogram your key fob, and also install a new receiver. The key fob is sealed with rubber to stop water from getting into the electronic chip. If you submerge the key fob in salted or soapy water it may damage the chips. It is possible to clean the chip by using isopropyl Alcohol to rub it or electronic cleaner, however should your key fob doesn't work after doing this, then you'll need to purchase a new one. If the keys are successfully paired, but your receiver module is malfunctioning You can try to restart all the electronics on board by disconnecting the battery at 12 volts for few minutes. Connect the battery in reverse (negative cable to positive first). This resets all the electronic components onboard and bring them back into operation. Faulty electronic chip The key fob is fitted with a tiny chip which transmits a signal from the key to the receiver module every time the key is used. If the signal isn't in line with the one that the car has stored, the immobilizer will disable and stop the car from starting. If the key fob won't work and you aren't able to reprogram it, this could be because of an issue with the microchip. The chip inside the key fob isn't an irreplaceable part of the device and may need to be replaced in order to function again. This can be done by getting the key fob removed from its housing, and using pins or needles to contact each metal retaining clip. You'll require replacement when they're damaged or corroded. Make sure that any replacement batteries are the same voltage, size and specifications as the original. The Seat Alhambra is a popular and well-designed car but like any other car it is not without its challenges. issues with certain parts or equipment. For example, some owners have experienced issues with the automatic climate control system, which may malfunction and cause problems in one specific setting. Additionally, the infotainment feature has also been known to malfunction and freeze screens.