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Seat Alhambra Key Problems

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There are a myriad of reasons why the key fob could not function correctly, including dead battery or water damage, receiver module issues, or signal interference. This article will walk you through the steps necessary to get it working.

Water Damage

If your key fob for the seat alhambra survives the wash cycle or a dip in an ocean or a pool, then it has a waterproof chip. But be careful not to do this often since prolonged exposure to water increases the likelihood of the key fob becoming damaged. If your key fob ceases to functioning after exposure to rain or clean tap water, take out the battery and clean the electronic component with a towel. Let it 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 the key fob does not lock or unlock after you've replaced the battery for the button, it is possible that the receiver module is suffering from a fault. The good news is that it is a simple repair that is inexpensive, you can just remove the battery 12 volts for a few minutes (first take off the negative cable then press the horn button multiple times) to eliminate any remaining electricity and then reconnect it in reverse order e.g. positive first, then negative.

ESP Warning Light – If the ESP symbol flashes, this is normal. It means that you're driving on terrain with poor traction. This could be due to snow, gravel or surface water. If the ESP light is always flashing, it is a sign there is a fault in the system. It is possible to identify the problem with a iCarsoft i908 seat OBD code reader kit. It will provide you with a the full description of the problem.

Dead Coin Battery

One of the most frequent reasons for the seat alhambra keys to stop functioning is a dead coin battery. The key fob is powered by an insignificant button cell battery which keeps it powered. It is recommended to replace it with a replacement that is identical in 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 on the key fob are in good condition and free of corrosion.

If the key fob has been exposed to water, such as rain or soapy water, it's recommended that you take the battery off and clean the electronic chip with isopropyl alcohol or an electronic cleaner prior to installing the new battery. The chip may be permanently damaged by water. If the key fob still not working after replacing the battery, it may be necessary to replace the entire key fob.

Faulty Receiver Module

If your key fob stopped functioning after replacing the battery, but it did not function, or suddenly stopped working, your receiver module could have developed a problem. The receiver module receives the radio frequency signals from your key fob's remote and transforms them into electrical signals which are then used by other modules within the car.

If the receiver module is defective it will not take any commands from your remote key fob. In this situation you'll need to visit a dealer for reprogramming of the key fob, and also a new receiver module.

The key fob is fitted with rubber seals to prevent water from getting into the chip inside. If you immerse the key fob in salty or soapy water, the chips inside may be damaged. You can try cleaning the chip by rub it with isopropyl alcohol or electronic cleaner, however in the event that your key fob does not work after this, you'll have to buy a new one.

If the keys have been linked, but the receiver module is not working You can try to restart all the electronics that are on board by disconnecting the battery with 12 volts for a couple of minutes. Connect the battery in reverse (negative cable to positive first). This will reset all the electronics onboard and will bring them back into operation.

Electronic chip that is malfunctioning

The key fob is outfitted with a tiny chip which transmits the signal from the key to the receiver module each time the key is used. If the signal doesn't match the one that the car has stored the immobilizer is disabled and prevent the vehicle starting. If the key fob isn't working and you are not able to reprogram it this could be due to a defective chip.

The chip in the key fob isn't a permanent part of the device, and might need to be replaced to function again. The best method to do this is to remove the key from its housing and then using a pin or needle to make contact with each of the retaining clips made of steel. If they are corroded or broken, you will need to replace them to allow the remote control to function. Make sure that any replacement seat car key batteries are of the same size, voltage and specification as the original.

The seat leon spare key Alhambra is a well-designed and popular model however, just like any other vehicle it may encounter issues with specific parts or equipment. A few owners have reported issues with the automatic climate control system. It can malfunction and be stuck in a certain setting. Similarly, the infotainment system has also been found to malfunction and cause freeze screens.