Seat Alhambra Key Problems
Seat's Jumbo MPV family is among the top models in its class when it comes down to resales values. And with a new generation model now on sale, it's better than ever.
There are many reasons why the key fob might not work as expected, 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 key fob for the seat alhambra withstands washing cycles or a dip in an ocean or a pool, then it's got a waterproof chip. However, don't do it often, as prolonged exposure to water can increase the chance of the key fob getting damaged. If your key fob stops functioning after exposure to rain or clean tap water, take out the battery and clean the electronic component using a paper towel. Allow it to dry completely before replacing the battery. If the key fob has been exposed to salty or soapy water and salty water, it is recommended you clean the chip using isopropyl or electronic cleaner.
Faulty Receiver Module
If you've tried a new button cell battery and the key fob doesn't lock or unlock then it's likely that the receiver module has found a fault. The good news is that it is a simple repair that is inexpensive, you can simply remove the battery 12 volts for about a couple of minutes (first take off the negative cable, then press the horn button multiple times) to remove any remaining electricity, and then connect it in reverse order e.g. positive first, then negative.
ESP Warning Light - If the ESP warning light is flashing, this is normal and means that the car is traveling through terrain that has traction issues between the road surface and tyres aren't as good, like gravel, snow or lots of surface water. If the ESP light is constantly flashing, it is a sign there is a fault in the system. This can be diagnosed with a iCarsoft i908 seat OBD code reader kit. It will provide you with a an in-depth description of the fault.
Dead Coin Battery
A dead coin battery is among the most common reasons for the seat alhambra keys to stop working. The key fob is powered by a tiny button-cell battery. It should be replaced by a new battery that is exactly the same size, voltage, and specification 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 corrosion-free.
If the key fob was exposed to water (such as soapy or rain tap water) it is recommended that you remove and clean the chip with an electronic cleaner or isopropyl alcohol prior to installing a new battery. The chip is sensitive to moisture and can be permanently damaged. If the key fob still not working after replacing the battery, it might be necessary to replace the entire key fob.
Faulty Receiver Module
If your key fob stopped working after you replaced the battery and it did not help, or if it stopped working completely suddenly the receiver module may have developed a fault. The receiver module is responsible to receive the radio frequency signals transmitted by your remote key fob and transform them into electrical commands that are then acted on by other modules in the car.
If the receiver module has suffered a malfunction and is unable to respond to any of the commands sent by your remote key fob. In this situation, you will be required to visit a service to reprogram your key fob and a new receiver module.
The key fob has been sealed by rubber to block water from getting into the electronic chip. However, if you submerge your key fob in soapy water or salty ocean water, the chips inside could be damaged. You can attempt to clean the chip by applying isopropyl alcohol or electronic cleaner, but if your key fob still does not work after this, then you'll need to buy a new one.
If the keys are in a pair but the receiver module has developed a fault you may try to restart all of the electronics on board by disconnecting the 12 volt battery for a short period of time. Then, reconnect the battery in reverse order (negative cable first, then positive). This will reset the onboard electronic circuit and restore their functionality.
Faulty electronic chip
The key fob is fitted with a small chip that transmits the signal from the key to the receiver module each time the key is used. If the signal doesn't match the one the car has stored the immobilizer will be disabled and stop the vehicle from starting. If, however, www.thekeylab.co.uk fob isn't working, and you are unable to reprogram it, it could be due to a malfunctioning chip.
The chip inside the key fob may have to be altered in order to get it working again. This can be done by taking the key fob away from its housing, and using a needle or pin to make contact with each metal retaining clip. You'll require replacement in the event that they have been damaged or corrosion-prone. Make sure that any replacement batteries have the same voltage, size and specifications as the original.
The Seat Alhambra is an attractive and well-designed model but like any other car it can occasionally experience issues with certain components or equipment. For example there are owners who have had problems with the climate control system, which may be faulty and get stuck in one specific setting. In the same way, the infotainment system has also been reported to malfunction and freeze screens.
