Notes

A Brief History Of Peugeot Keys In 10 Milestones
Peugeot 208 Key Replacement

It is best to delegate the replacement of Peugeot keys for 208 to auto locksmiths with the required equipment and know-how. They can design and program keys more quickly and at a lower cost than dealers.

If your key fob stopped locking or unlocking your doors it could be due to a dead coin battery. There are other causes that the key might be malfunctioning.

Dead Coin Battery

A dead coin battery will prevent your Peugeot 208 from locking or unlocking, and won't start the engine. If this is the scenario, you'll need make use of the backup starting procedure that's described in the owner's manual of your vehicle.

The spark plugs might also be worn out. The spark plugs ignite fuel to start the engine. They only last for a certain amount of time. They'll eventually fail when they aren't used enough.

Luckily, there's an easy solution to this problem. The best thing to do is to measure the voltage of your car battery using a multimeter. If the voltage falls below 11,5 volts then it's time to replace it. g28carkeys.co.uk is also important to clean the battery's contacts in case it is corroded. This can be accomplished by removing the rubber covers from the two terminals on the battery and then using a wirebrush to remove any parts of the battery that are corroded. Then, reconnect the positive and negative pole cables.

Water Damage

If your 208 will not start and the battery hasn't been replaced, you must look at the spark plugs. You may find that they are simply too dirty and they don't spark. The spark plugs can be cleaned in the workshop.

Peugeot automobiles are equipped with a transponder that is compatible with the immobiliser. This ensures that only the correct key can turn the engine. If the chip in the Peugeot key is damaged, it will not transmit the correct signal to the vehicle.

This is a typical issue that is caused by water damage. This is particularly prevalent in colder climates, where the vehicle might have been exposed to rain or snow. If this is the case, contact a reputable auto locksmith who has all the tools and equipment needed to change the key's programming. They will also have the latest technology and machinery needed to make a Peugeot smart key. The process should not take more than 15 minutes.

Faulty battery contacts

Peugeot changed from the old carbon-encased transponder chips to an entirely new type of chip that relies on electronic components on circuit boards. The new system is great when it's new, but the circuit boards wear out over time and cease to function properly.

This could prevent the immobiliser chip activating, so your car won't start. Contact a Peugeot specialist or a locksmith if this is the case.

Another common issue is when the battery for the key fob begins to fail, which causes the key blade to stop feeding into the lock. A car locksmith can replace the battery and cut a fresh blade for you, it's usually a simple fix.

Faulty Receiver Module

It could be that the receiver module is defective if your Peugeot key fob fails to function after being dropped on the floor, or exposed to a stormy rainstorm, or accidentally washed. The receiver module is responsible for transmitting radio frequencies to the onboard computer which controls the central locking system of your Peugeot vehicle.

The key fob itself is fitted with rubber seals that block water from getting to the electronic chip inside. However, prolonged exposure to water may be able to penetrate these seals and cause damage to the chip. Submerging the key fob in ocean water on the beach or throwing it into the pool can be especially damaging because of the high salt content.


The module must be replaced if the Peugeot spare key no longer works. This can only be done by a Peugeot specialist or expert auto locksmith. As opposed to other cars, Peugeot keys are protected by a unique immobilizer system that requires the correct coding in order to start the engine. This is the reason that you should only rely on an authorized Peugeot locksmith to create and program a replacement.

Computers with faulty on-board computers

The computer on board of your Peugeot is responsible many functions in your car including power windows and airbags. The on-board computer displays the code when something goes wrong. This code is saved in the system and remains there until the issue is solved. This may require the on-board computers to be replaced.

One of the most common reasons for the light turning on is the loose or corroded connection in the airbag sensor. It can be due to wear and tear, aging, or exposure to salt and moisture. It is essential to have this issue addressed as soon as you can, as the airbag malfunctioning could be risky in the event of an accident.

If you see an error message that says "card not found" on your Peugeot, the key battery in the key fob may be weak or dead. This will stop the key fob from sending a signal to deactivate the immobilizer on your vehicle. You can test this by pressing the unlock button on the key fob and then attempting to start your car. If this does not work it is because the battery of the key is in need of replacement.

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