Seat Alhambra Key Problems
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There are a myriad of reasons the key fob won't work as expected, including an inoperative coin battery or water 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 seat alhambra key fob is able to withstand the wash cycle or a bath in the pool or ocean then it is likely to have an amazing waterproof chip but do not use it regularly as exposure to excessive water increases the chance of the key fob being 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 a paper towel and allow it to dry completely before putting the battery back in. If seat leon spare key G28 Car Keys has been exposed to soapy or salty water it is recommended that you clean the chip using isopropyl or an electronic cleaner.
Faulty Receiver Module
If you've tried a new battery for a button and the key fob doesn't lock or unlock then it's likely the receiver module has developed a fault. The good news is that this is an easy and cost-effective fix. You can just disconnect the 12 volt battery for about a couple of minutes (first take off the negative cable and press the horn button a few times) to remove any remaining electric current, then reconnect it in reverse order e.g. positive cable first then negative cable later.
ESP Warning Light - If the ESP symbol is illuminated, this is normal. It indicates that you are driving over terrain that has poor traction. This could be caused by snow, gravel or surface water. If the ESP light is constantly on, it is a sign that there is a fault in the system. It is possible to identify the problem by using an iCarsoft i908 seat OBD code reader kit. It will give you detailed information about the fault.
Dead Coin Battery
A dead battery for the coin is among the most common reasons 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 by a new battery that is the same voltage, size and specifications as the original. If you're replacing the battery ensure that you remove all metal retaining clips from the back of the key fob and ensure that the contacts are free of corrosion.
If the key fob was exposed to water (such as rain or soapy tap water), it is recommended that you remove and clean the chip with an electronic cleaner or isopropyl alcohol before installing a new battery. The chip can be permanently damaged by moisture. 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 has stopped working after replacing the battery but it did not help, or if it suddenly stopped working out of the blue, then your receiver module might have developed an issue. The receiver module receives the radio frequency signals from your remote keyfob, and converts them into electrical commands which are then used by other modules within the car.
If the receiver module has developed a fault that prevents it from responding to any of the commands sent by your remote key fob. In this instance, you will have to visit a dealer to reprogram your key fob and new receiver module.
The key fob has been sealed by rubber to block water from leaking into the electronic chip. If you dip the key fob in soapy or salty water, it may damage the chips. You can attempt to clean the chip by rub it with isopropyl alcohol or electronic cleaner, however If your key fob doesn't work after doing this, then you'll need to buy a new one.
If the keys are in a pair but the receiver module has developed a fault you may try to restart all electronics on board by disconnecting the battery with 12 volts for a few minutes. Then reconnect the battery in reverse order (negative cable first and then positive). This resets all the electronics onboard and will bring them back to their original functionality.
Electronic Chip Faulty
The key fob is equipped with a small electronic chip that transmits a signal to the receiver module each time the key is used. If the signal doesn't match that stored by the car the immobilizer is able to shut off the engine and stop the vehicle from beginning. If the key fob doesn't work and you are unable to reprogram it, this could be because of a malfunctioning microchip.
The chip in the key fob may have to be replaced to make it work again. This can be done by removing the key fob from its housing, and then using a needle or pin to connect with each metal retaining clip. You will need to replace these if they are damaged or corroded. Make sure that any replacement batteries are the same size, voltage, and specifications as the original.
The Seat Alhambra is an attractive and well-designed model but, as with any car it may encounter issues with specific parts or equipment. A few owners have reported issues with the automatic climate control system. It may fail and cause problems, and then get stuck in a specific setting. Additionally, the infotainment feature has also been recognized to malfunction and even freeze screens.