The Leading Reasons Why People Achieve In The Seat Key Industry

The Leading Reasons Why People Achieve In The Seat Key Industry

Why a Seat Ibiza Replacement Key Won't Work

A new generation of driver assists take the Ibiza to a whole new level. Travel Assist ensures that your vehicle can keep up with the flow of traffic while Lane Assist eliminates the stress of changing lanes.

Take off the battery compartment cover on the key fob (A). By using a flat-head screwdriver a thumb nail, pull the cover upwards and replace the CR2025.

Dead Coin Battery

If your key fob is not functioning and you can't reprogram it, the most likely cause is an inoperative battery. Replacing this should get it up and running once more - you can do it yourself in less than 10 minutes.

Open the key first from the side with no rings made of metal. You can then open the clip-on lid with your nail. The old battery can be removed through the hole in the middle. Be aware that changing the battery incorrectly or using an unsuitable battery can damage the remote key. Always replace the battery using one with the same voltage, size and specifications as the original.

In addition, if your key fob is submerged in water, it could require cleaning the chip prior to replacing the battery. It's especially important if it was dropped into the sea, or soapy water. It is crucial to do this as soon as possible, because water can damage the chip inside your key fob's electronic circuit.

Worn Buttons

Seat Ibiza keys stop working most often because the coin battery is dead. It's a simple fix that takes just few minutes. The key fob can stop working if its buttons are worn. It is simple to fix and only will require you to replace the old key shell with the new one.

It is important to replace the battery of the button cell correctly or the key fob could become damaged. It's recommended to always make sure you use a new battery that has the same size, voltage, and specifications. It's also essential that the direction of the new battery is directed upwards.

The key fob is protected by rubber seals that will keep water out. In the event that you submerge the keyfob into water, it may cause the seals on the keyfob to break, damaging the electronic chip. This is typically the case when the key fob is left in the rain or falls into the pool. If the key fob does not work after reprogramming or replacing it or reprogramming it, the receiver module could be in trouble.

Water Damage

The key fob is fitted with rubber seals to prevent water getting into the electronic chip inside. However this doesn't stop occasional splash or bath. If you've survived a washing cycle or an ocean dip, the chip may be damaged.

It can be fixed by removing the battery and then cleaning the chip using isopropyl or electronic cleaner. Let it dry completely and then put it back. If the chip is fried it must be replaced with a brand new one.


If your key fob isn't work even after changing the battery or reprogramming it, the problem could be with the receiver module. It is the part inside the car that receives signals from the key fob, and then sends them to the key ignition system. It can be tested by trying the spare key fob if you have one. The central locking should turn on and the ignition system light should be lit. If  G28  doesn't happen then the receiver module could be defective. This is a costly repair but can be rectified by an expert at your local garage.

Radio Interference

The receiver module inside your key could be causing interference. Seat parts can be used to provide a replacement key that has a new receiver.

To replace the battery, remove the key and gently lift the cover of the key fob's battery compartment using your thumb or a screwdriver with a flat head. Remove the CR2025 battery and insert a new one, ensuring that it is fitted with the proper the polarity. You can also use a standard key with a transponder chip that was before on a worn or damaged key. This can be cut and coded to your car, if needed.

Faulty Receiver Module

The receiver module on the fob that you have in your keys transmits radio signals to the car. The module could be defective if the fob stops functioning. It is possible to determine this by using an OBDII scanner tool, or by calling your dealer.

Other devices that utilize the same frequency may interfere with the remote keyless entry system. This could include mobile phones, electrical devices, and even household appliances.

If the fob is exposed clean tap water, it may be possible to clean the electronic chip using isopropyl alcohol and paper towels. If the fob's key has been submerged in soapy or salty water or left for a long period of time on a wet surface, it is likely to be damaged and require to be replaced.

To change the battery, you can use small screwdrivers with flat heads or a fingernail to push open the compartment to access the button cell batteries (B). Remove the battery that was in there and replace it with the new CR2025 battery making sure that the "+" polarity of the battery is facing upwards.