Seat Alhambra Key Problems
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There are many reasons why your key fob may not function properly, such as a dead coin battery, damage to the receiver module, water issues or signal interference. This article will walk you through the steps to get it back in working order.
Water Damage
If your key fob for the seat Alhambra is able to withstand a wash cycle or a dip in an ocean or a pool, then it's got a waterproof chip. But be broken seat car key not to do this often as excessive exposure to water can increase the chance of the key fob being damaged. If your key fob stops working after exposure to rain or clean tap water, remove the battery and wipe the electronic component with a towel. Let it 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 with isopropyl or electronic cleaner.
Faulty Receiver Module
If the key fob does not lock or unlock after you have replaced the button cell battery it could be that the receiver module has a fault. It is a relatively easy and affordable fix. You can remove the 12 volts battery for a few minutes (first take off the negative cable, then press the horn a few times) to drain any remaining electricity. Then connect it in reverse. Positive first followed by negative.
ESP Warning Light If the ESP warning light flashes, it is normal and indicates that the car is traveling over terrain where the traction of the road surface and the tyres is not ideal such as gravel, snow or lots of surface water. If the ESP light is constantly on, it means that there is a flaw in the system. It can be detected with a iCarsoft i908 seat OBD code reader kit. It will give you an in-depth description of the fault.
Dead Coin Battery
A dead coin battery is among the most frequent causes for the keys for the seat to stop working. The key fob has an insignificant button cell battery which keeps it powered. Replace it with a brand new battery that has the same dimensions, voltage and specs 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 free of corrosion and clean.
If the key fob was exposed to water (such as soapy or rain tap water), it is recommended to remove and clean the chip using an electronic cleaner or isopropyl alcohol before installing a brand 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 you replaced the battery but it didn't help, or it just stopped working out of the blue the receiver module might have developed a fault. The receiver module is able to receive radio frequency signals from your key fob's remote and converts them into electrical commands that are then followed by other modules inside the car.
If the receiver module is faulty, it will not accept any commands from your remote key fob. In this situation you'll need to go to a dealer for reprogramming of the key fob, and also a new receiver module.
The key fob is encased with rubber to prevent water from entering the electronic chip. If you submerge the key fob into soapy or salty water, it could cause damage to the chip. If your key fob isn't able to work, you could try cleaning the chip using isopropyl or electronic cleaner.
If the keys are in a pair but the receiver module has developed a fault you may try to restart all the on-board electronics by disconnecting the battery with 12 volts for a few minutes. Connect the battery in reverse (negative cable to positive first). This will reset the on-board electronic circuits and restore their functionality.
Faulty Electronic Chip
The key fob comes with a chip that transmits an indication from the key to the receiver module each time the key is used. If the signal received does not coincide with the one stored by the car the immobilizer will stop the engine and prevent the vehicle from beginning. However, if the key fob is not working and you are not able to reprogram it the issue could be due to a malfunctioning chip.
The chip inside the key fob isn't a permanent part of the device and may need to be replaced to get it to work again. This can be accomplished by removing the key fob from its housing and using a needle or pin to connect with each metal retaining clip. If these are corroded or damaged, you'll need to replace them to allow the remote control to function. Make sure that the replacement batteries have the same size, voltage, and specifications as the original one.
Seat Alhambra, a renowned and well-designed car, can be a bit troublesome with certain components or equipment. For instance there have been reports of owners experiencing problems with the automatic climate control system, which could malfunction and cause problems in one particular setting. In the same way, the infotainment system has also been known to malfunction and freeze screens.