Seat Alhambra Key Problems
Seat's jumbo family MPV is among the best in its class when it comes to keeping resales value. And with a new model available it's even better.
There are a variety of reasons that the key fob might not work properly including dead coin battery water damage, receiver module problems or signal interference. This article will guide you through the steps to get it back to working.
Water Damage
If your seat alhambra key fob can withstand an wash cycle or bath in the pool or ocean then it is likely to have an amazing waterproof chip. However, do not make it a habit as exposure to excessive water increases the risk of the key fob being damaged. If your key fob ceases to functioning after being exposed to rain or clean tap water, take out the battery and wipe the electronic component using a towel. Allow it to dry completely before replacing the battery. If the battery is exposed to soapy or salty water, it is recommended to wash the chip using isopropyl alcohol or a electronic cleaner prior to trying to put the battery back in.
Faulty Receiver Module
If the key fob does not lock or unlock even after you've replaced the battery in the button cell it could be that the receiver module has a fault. The good news is that it is a relatively simple and cost-effective fix. You can remove the battery 12 volts for several minutes (first remove the negative cable and press the horn button multiple times) to eliminate any remaining electric current, then reconnect it in reverse order e.g. positive cable first and then negative cable later.
ESP Warning Light - If the ESP symbol is illuminated, this is normal. It is a sign that you're driving on terrain with 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 using an iCarsoft i908 Seat OBD Code Reader kit which will provide you with a specific fault description.
Dead Coin Battery
One of the most common reasons for the seat alhambra key to stop functioning is a dead coin battery. The key fob is powered by a small button-cell battery. It is recommended to replace it with a new one that has the same size, voltage, and specification as the original. If you're replacing the battery ensure that you remove all metal clips from the back of the key fob and ensure that the contacts are free of corrosion.
If the key fob was exposed to water, like soapy or rain, it's recommended that you take the battery off and clean the electronic chip using isopropyl alcohol or an electronic cleaner prior to inserting the new battery. The chip can be permanently damaged by moisture. If the key fob doesn't function after replacing the battery, it might be necessary to replace the key fob.
Faulty Receiver Module
If your key fob has stopped working after you replaced the battery, but it didn't help, or if it just stopped working in a sudden manner The receiver module could have developed a fault. The receiver module is responsible for capturing the radio frequency signals transmitted by the remote key fob and changing them into electrical signals that are then used by other modules in the car.
If the receiver module has developed a fault it will not respond to any of the commands received by your remote key fob. In this instance, a dealer will need to reprogram your key fob and install an entirely new receiver.
The key fob is encased with rubber to stop water from getting into the electronic chip. If you immerse your key fob in 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 this, then you'll need to purchase a new one.
If the keys are connected but the receiver module has developed a fault, you can try rebooting all of the onboard electronics by removing the battery at 12 volts for a few minutes. Then, reconnect the battery in reverse order (negative cable first followed by positive). seat leon spare key cost resets all the electronic components on board and restore their functionality.
Faulty Electronic Chip
The key fob has a small electronic chip that transmits a message to the receiver module when the key is used. If this signal does not coincide with the one stored by the car the immobilizer will shut down the engine and prevent the vehicle from starting. If the key fob isn't functioning and you cannot reprogram it this could be due to a defective chip.
The chip inside the key fob isn't permanent to the device and might have to be replaced in order to get it working again. This can be accomplished by removing the key fob from its housing and using pins or needles to touch each metal clip. You will require replacement if they are damaged or corrosion-prone. Make sure that any replacement batteries are the same size, voltage and specification as the original.
The Seat Alhambra is an attractive and well-designed model however, like all cars it can occasionally experience issues with certain parts or equipment. For example, some owners have experienced problems with the automatic climate control system, which could become faulty and stuck in a specific setting. Similarly, the infotainment system has also been recognized to malfunction and even freeze screens.