A Step-By-Step Guide To Choosing Your Seat Keys Replacement
Seat Alhambra Key Problems
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There are a myriad of reasons the key fob could not perform as it should, including a dead coin battery or damage to the receiver module or signal interference. This article will guide you through the steps necessary to get it working.
Water Damage
If your key fob for the seat Alhambra is able to withstand a wash cycle or dip in the water or a pool, it's equipped with a waterproof chip. However, don't do it often since prolonged exposure to water can increase the risk of the key fob getting damaged. If the key fob stops functioning after exposure to clean tap water or rain, just take out the battery, clean the electronic component using a paper towel and let it dry completely before putting it back into. In case of exposure to soapy or salty water, it is recommended to wash the chip with isopropyl alcohol or an electronic cleaner prior to trying to put the battery back in.
Faulty Receiver Module
If the key fob will not lock or unlock after you have replaced the button cell battery, it is possible that the receiver module has an issue. It's a simple and cost-effective fix. You can remove the 12 volts battery for a couple of minutes (first remove the negative cable, then press the horn several times) in order to drain any remaining electricity. After that, you can reconnect it in reverse. Positive cable first and then negative.
ESP Warning Light - If the ESP warning light flashes, this is normal and indicates that the car is traveling on terrain that has traction issues between the road surface and tyres aren't as good, like snow, gravel or lots of surface water. If seat leon key replacement warning light remains illuminated it indicates that there is a problem 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 frequent reasons for the seat alhambra keys to stop working is a dead battery. The key fob is powered by a small button-cell battery. Replace it with a new battery that has the exact voltage, size and specification as the original. If you're replacing the battery be sure to remove all metal retaining clips from the back of the key fob. Also ensure that the contacts are 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 putting in the new battery. The chip is sensitive to moisture and could 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 didn't function, or stopped working abruptly the receiver module could be experiencing a problem. The receiver module receives radio frequency signals from your remote keyfob, and converts them into electrical commands which are then used 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 situation you'll be required to visit a service to reprogramme the key fob, and also a new receiver module.
The key fob features rubber seals that block water from entering the electronic chip inside. However, if you submerge the key fob in salty or soapy water, the chips inside may be damaged. If your key fob won't function, you can try cleaning the chip using isopropyl or an electronic cleaner.
If the keys have been paired but the receiver module has developed a fault, you can try restarting all electronics on board by disconnecting the battery with 12 volts for a short period of time. Then, reconnect the battery in reverse order (negative cable first followed by positive). This will reset the on-board electronic and restore their functionality.
Electronic chip that is malfunctioning
The key fob is equipped with tiny electronic chips which transmits a signal the receiver module each time the key is used. If the signal isn't in line with the one that the car has stored the immobilizer is disabled and prevent the vehicle from starting. If the key fob doesn't function and you are not able to reprogram it, it could be because of an issue with the microchip.
The chip in the key fob might need change 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 make contact with each of the metal retaining clips. If they are corroded or damaged, you'll need to replace them in order for the remote control to function. 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 model but, as with any car it may encounter issues with specific parts or equipment. There have been reports of problems with the automatic climate control system. It may malfunction and become stuck in a specific setting. In the same way, the infotainment system has also been reported to malfunction and freeze screens.