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Five Seat Keys Replacement Lessons From The Pros
Seat Alhambra Key Problems

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There are a myriad of reasons the key fob could not perform as it should, including the battery being dead water damage to the receiver module or signal interference. This article will guide you through the steps necessary to make sure it works.

Water Damage

If your seat alhambra key fob can withstand a wash cycle or a bath in the ocean or pool it's likely to have an amazing waterproof chip. However, don't make this a habit because prolonged exposure to water increases the chance of the key fob getting damaged. If your key fob ceases to functioning after exposure to rain or clean tap water, remove the battery and clean the electronic component with a paper towel. Allow it to dry completely before replacing the battery. In the event of exposure to salt or soapy water it is recommended that you clean the chip with alcohol, isopropyl or electronic cleaner prior to attempting to put the battery back in.

Faulty Receiver Module

If you've tried a new battery for a button and the key fob still isn't locked or unlocking, it's likely that the receiver module has discovered a problem. The good thing is that this is a fairly easy and affordable fix, you can simply disconnect the battery for about a couple of minutes (first take off the negative cable and then press the horn button a few times) to drain any residual electric current, then reconnect it in reverse order e.g. positive cable first and then negative.

ESP Warning Light – If the ESP symbol is illuminated, this is normal. It means that you're driving on terrain that has poor traction. This could be due to snow, gravel or surface water. If the ESP warning light continues to be illuminated it indicates that there is an error 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

One of the most common reasons for the seat alhambra key not working is a dead coin battery. The key fob is powered by a small button cell battery that keeps it powered. It is recommended to replace it by a new battery that has exactly the same size, voltage and specifications as the original. When replacing the battery on the key fob remove the metal clips and make sure that the contacts of the key fob are clean and free of corrosion.

If the key fob was exposed to water (such as rain or soapy tap water) it is recommended to remove and clean the chip with an electronic cleaner or isopropyl ethanol before installing a new battery. The chip is sensitive to moisture and could be permanently damaged. If the key fob isn't working after replacing the battery, it might be necessary to replace the key fob.

Faulty Receiver Module

If your key fob stopped working after replacing the battery but it didn't work, or stopped working abruptly the receiver module could have developed a problem. The receiver module is responsible for receiving the radio frequency signals transmitted by the remote key fob and convert them into electrical signals that are then utilized by other modules in the car.

If the receiver module is damaged, it will not accept any commands from your remote key fob. In this instance, you will need to go to a dealer to reprogram your key fob as well as a new receiver module.

The key fob comes with rubber seals that block water from entering the electronic chip inside. If you immerse the key fob in salted or soapy water it could cause damage to the chip. You can try cleaning the chip by rub it with isopropyl alcohol or electronic cleaner, however if your key fob still doesn't work after doing this, you'll have to purchase a replacement.


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 at 12 volts for a few minutes. Connect the battery in reverse (negative cable to positive first). This will reset all on-board electronics and should restore their functionality.

Electronic Chip Faulty

The key fob comes with a tiny chip that transmits the signal from the key to the receiver module each time the key is used. If the signal doesn't coincide with the one stored by the car the immobilizer is able to shut off the engine and prevent the vehicle from beginning. 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 in the key fob may need to be replaced to allow it to function again. This can be done by getting the key fob removed from its housing and using pins or needles to make contact with each metal retaining clip. You will have to replace them in the event of damage or corroded. Make sure that the replacement batteries have the same size, voltage and specifications as the original.

The Seat Alhambra is a well-designed and popular model but like any other car it can occasionally experience issues with particular parts or equipment. There have been reports of problems with the automatic climate control system. seat ibiza key fob not working can malfunction and be stuck in a specific setting. The infotainment system has also been known to malfunction and freeze screens.

Read More: https://www.g28carkeys.co.uk/seat-car-key-replacements-near-me/