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The Good And Bad About Seat Keys Replacement
Seat Alhambra Key Problems

Seat's MPV jumbo family is among the top in its class when it comes down to resale values. And with a brand new model now available, it's better than ever.

There are a variety of reasons that the key fob may not function properly including dead coin battery, water damage, receiver module issues or signal interference. This article will guide you through the steps to make sure it works.

Water Damage

If your key fob for the seat alhambra survives a wash cycle, a dip in the ocean or in a pool, then it is equipped with a waterproof chip. But, you shouldn't do this often as excessive exposure to water increases the risk that the key fob will be 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 with a towel. Dry it completely before replacing the battery. If the key fob has been exposed to soapy or salty water and salty water, it is recommended you clean the chip with isopropyl or an electronic cleaner.

Faulty Receiver Module

If you have tried the battery of a button cell and the key fob isn't locked or unlocking, it's likely the receiver module has discovered a problem. The good thing is that this is a relatively simple and inexpensive repair, you can just remove the battery 12 volts for just a few minutes (first remove the negative cable then press the horn button a few times) to eliminate any remaining electrical current and then reconnect it in reverse order e.g. Positive cable first followed by negative.

ESP Warning Light - If the ESP symbol flashes, this is normal. It means that you are driving on terrain with poor traction. This could be due to snow, gravel or surface water. If the ESP warning light is constantly blinking, it indicates that there is an error within the system and 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 common reasons for the seat alhambra key not functioning is a dead coin battery. The key fob is powered by a tiny button-cell battery. It should be replaced with a brand new one 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 corrosion-free.

If the key fob has been exposed to water, such as soapy or rain, it's recommended that you take the battery off and clean the electronic chip with isopropyl alcohol or an electronic cleaner before putting in the new battery. The chip is sensitive to moisture and can be permanently damaged. 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 stopped working after replacing the battery but it did not perform, or stopped working abruptly, your receiver module could be experiencing a problem. The receiver module is responsible for absorbing the radio frequency signals that are sent by your remote key fob and converting them into electrical commands which are then processed by other modules in your car.

If the receiver module has suffered a malfunction that prevents it from responding to any of the commands sent by your remote key fob. In this scenario, you will be required to visit a service to reprogram your key fob and new receiver module.

seat ibiza key is sealed by rubber to block water from entering the electronic chip. If you immerse your key fob in the ocean's salty or soapy water, the chip inside may be damaged. You can try cleaning the chip by rubbing it with isopropyl alcohol or electronic cleaner, however in the event that your key fob does not work after this, then you'll need to buy a new one.

If the keys have been paired, but the receiver module isn't working then you can restart all the electronics in the board by disconnecting the 12-volt battery for a couple of minutes. Then reconnect the battery in reverse order (negative cable first before positive). This resets all the electronics onboard and will bring them back to their original functionality.

Faulty Electronic Chip

The key fob houses a small electronic chip that sends a signal to the receiver module each time the key is used. If this signal does not match the one stored by the car, the immobilizer will disable the engine and stop the vehicle from starting. If the key fob you purchased does not work and you are unable to reprogram it, it could be because of a malfunctioning microchip.

The chip inside the key fob isn't an irreplaceable part of the device, and might need to be replaced in order to make it work again. This can be done by taking the key fob out of its case, and using a needle or pin to make contact with each metal retaining clip. If they are corroded or damaged, you'll need to replace them to allow the remote control to work. Make sure that any replacement batteries are of the same voltage, size, and specification as the original.


The Seat Alhambra is a well-designed and popular model however, like all cars it is not without its challenges. problems with specific parts or equipment. For instance, some owners have experienced problems with the climate control system, which may become faulty and stuck in a specific setting. The infotainment system has also been reported to malfunction and freeze screens.

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