Why Seat Keys Replacement Still Matters In 2023
Seat Alhambra Key Problems
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There are a myriad of reasons the key fob won't function properly, such as the battery being dead or water damage to the receiver module or signal interference. This article will guide you through the steps to get it working again.
Water Damage
If your seat alhambra key fob is able to withstand a wash cycle or a bath in the pool or ocean it's likely to have an incredible waterproof chip, but don't make this a habit as exposure to excessive water increases the risk of the key fob becoming damaged. If the key fob stops working after exposure to clean tap water or rain, just take out the battery, wipe the electronic component with a towel and let it dry completely before putting it back into. If the key fob was exposed to soapy or salty water, it is recommended that you clean the chip using isopropyl or electronic cleaner.
Faulty Receiver Module
If the key fob will not lock or unlock after having replaced the battery for the button, it is possible that the receiver module has a fault. The positive side is that this is a simple and cost-effective fix. You can simply disconnect the 12 volt battery for a few minutes (first remove the negative cable, then press the horn button numerous times) to eliminate any remaining electricity, and then connect it in reverse order e.g. positive cable first then negative cable later.
ESP Warning Light - If the ESP warning symbol flashes this is normal and indicates that the car is travelling on terrains in which the traction between the road surface and the tyres isn't optimal, like snow, gravel or a lot of surface water. If the ESP warning light remains flashing, it means there is a fault within the system. This can be identified using an iCarsoft i908 Seat OBD Code Reader, which will provide you with a specific fault description.
Dead Coin Battery
One of the most common reasons for the seat alhambra key not working is a dead battery. The key fob comes with tiny button cell batteries that keeps it powered. Replace it with a brand new battery with 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 on the key fob are clean and free of corrosion.
If the key fob was exposed to water, such as rain or soapy water, it's recommended that you remove the battery and clean the electronic chip with alcohol or an electronic cleaner prior to putting in the new battery. The chip is sensitive to moisture and could be permanently damaged. If the key fob doesn't work after replacing the battery, it might be necessary to replace the key fob.
Faulty Receiver Module
If your key fob was not working after replacing the battery, but it didn't work, or suddenly stopped working the receiver module may have encountered a problem. The receiver module is able to receive radio frequency signals from your key fob's remote and converts them into electrical commands 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 received by your remote key fob. In this instance the dealer will have to reprogramme your key fob and install a new receiver.
The key fob is sealed by rubber to block water from getting into the electronic chip. If you immerse your key fob into the ocean's salty or soapy water, the chip inside could be damaged. You can attempt to clean the chip by applying isopropyl alcohol or electronic cleaner, but in the event that your key fob isn't working after all this, you'll have to purchase a new one.
If seat car key cover have been successfully paired, but your receiver module is malfunctioning it is possible 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 before positive). This will reset all the electronic components onboard and bring them back to their original functionality.
Faulty electronic chip
The key fob contains tiny electronic chips that transmits a signal to the receiver module when the key is used. If the signal received does not match that stored by the car the immobilizer will shut down the engine and prevent the vehicle from beginning. If, however, the key fob isn't functioning and you cannot reprogram it the issue could be due a damaged chip.
The chip inside the key fob might need to be replaced to allow it to function again. The best method to do this is by removing the key from its housing and using a pin needle to connect with each of the retaining clips made of steel. You'll need to replace these in the event of damage or corroded. Make sure that the replacement batteries have the same size, voltage, and specification as the original.
The Seat Alhambra is a well-designed and popular car but, as with any car, it can sometimes experience issues with specific components or equipment. A few owners have reported issues with the auto climate control system. It may fail and get stuck in a particular setting. The infotainment system has also been found to malfunction and cause freeze screens.