A Brief History Of Peugeot Keys In 10 Milestones
Peugeot 208 Key Replacement
It is best to delegate the replacement of Peugeot 208 keys to auto locksmiths who have the equipment and knowledge. They can create and program new keys much faster than a dealership would and at a lesser cost.
If your key fob has stopped locking or unlocking your doors it is likely due to a dead battery in the coin. There are many other reasons for the key to be malfunctioning.

Dead Coin Battery
A dead battery can stop your Peugeot 208 from locking and unlocking, and also preventing it from starting the engine. If this is the case, you'll need to apply the backup starting technique that's described in the owner's manual of your vehicle.
The spark plugs could also be worn out. The spark plugs are responsible to ignite the fuel that powers the engine. However they have a finite lifespan. If they are not used enough, they will eventually fail.
Fortunately, there's an easy solution for this problem. The best solution is to check the voltage of your car battery with a multimeter. If it is below 11.5 Volts and you are not satisfied, then it is time to replace it. It is also necessary to clean the contacts of the battery if it has corrosion. This can be accomplished by removing the rubber cover from the two battery terminals, and then using a wirebrush to remove any corroded parts of the battery. Then, reconnect peugeot 307 key replacement G28 Car Keys to the negative.
Water Damage
If your 208 won't start and the battery is not flat, then you need to make sure that the spark plugs are in good working order. It is possible that they are just overly dirty, causing them to not to spark. This can be fixed easily by cleaning the spark plugs in the workshop.
Peugeot automobiles use transponder keys that works with the car's immobiliser system. This ensures that only the correct key is able to turn the engine. If the chip inside the Peugeot key is damaged, it won't transmit the proper signal to the vehicle.
This is a very common issue that can occur due to water damage. This is most common in colder climates where the vehicle could have been exposed to rain or snow. If this is the case, get in touch with a reputable locksmith who has all of the tools and equipment required to change the key's programming. They will also have all the latest technology and equipment needed to make the Peugeot smart key. The process shouldn't take longer than 15 minutes.
Contacts of the battery may be damaged.
Peugeot replaced the old transponder chips using a new version that makes use of electronic components that are mounted on a circuit board. The new system is effective when it's brand new but as time passes, the circuit boards start to lose their effectiveness and cease working properly.
This can prevent the immobiliser from triggering so that your vehicle won't be able to start. Contact a Peugeot specialist, or a locksmith, if this is the case.
Another common issue is when the battery in the key fob is dying, this causes the key blade to stop being able to feed into the lock. A car locksmith will replace the battery, and cut a new blade for you. This is a quick fix.
Faulty Receiver Module
If your Peugeot key fob has stopped working after dropping it on the floor, being exposed to a sudden rain or accidently washing it or washing it, it could be due to a malfunctioning receiver module. The receiver is responsible for sending radio frequency signals to the on-board computer, which controls the central locking system within your Peugeot vehicle.
The key fob itself is fitted with rubber seals to prevent water from getting to the chip inside. However, prolonged exposure to water can penetrate these seals and damage the chip. Submerging the key fob in sea water at the beach or throwing it into the water can be especially damaging because of the high salt content.
The module must be replaced if your Peugeot spare key isn't working anymore. This can only by done by a Peugeot specialist or an expert auto locksmith. Like other automobiles, Peugeot keys are protected by a unique immobilizer system that requires the correct programming for the start of the engine. This is why it is imperative that you should only trust a Peugeot locksmith to create and program the replacement.
Computer malfunctioning on-board
The computer on the board of your Peugeot is responsible for many of the systems in your car, ranging from power windows to the airbags. If something goes wrong with these systems, it'll typically show a code that identifies the problem. The code is stored within the system and will stay there until the issue is resolved. This may require the on-board computers to be replaced.
One of the main reasons for the airbag light flashing is loose or corroded connectors in the airbag sensor. This can be caused by wear and tear, aging, or exposure to salt and moisture. This problem should be addressed as soon you can, as an airbag that is not functioning could be dangerous in case of an accident.
If your Peugeot is showing a card detected as not present error, then the battery inside the key fob might be weak or dead. This will stop the key fob sending a signal to deactivate your vehicle's immobilizer. 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 must be replaced.