Peugeot 208 Key Replacement
It is best to leave the replacement of Peugeot keys 208 to auto locksmiths equipped with the necessary equipment and technical skills. They can create and program new keys much faster than a dealership would and at a lower price.
If your key fob has stopped locking or unlocking your doors, it is likely due to a dead battery in the coin. But, there are other reasons that the key may be malfunctioning.
Dead Coin Battery
A dead battery in the coin compartment will prevent your Peugeot 208 from locking or unlocking and cannot start the engine. If this is the case, you'll have to apply the backup starting technique that is detailed in the owner's manual for your vehicle.
peugeot replacement key G28CarKeys why your 208 may not start is because the spark plugs have been worn down. Spark plugs are what ignite the fuel to start the engine. However they are limited in their lifespan. They'll eventually break down in the event that they aren't utilized enough.
Fortunately, there's an easy solution to this problem. The best option is to determine the voltage of your car battery with a multimeter. If the voltage is lower than 11,5 volts then it's time to replace it. It is also essential to clean the battery's contacts in case it is corroded. You can do this by lifting the rubber covers that protect the two terminals on the battery and using wire brushes to clean any parts that are corroded from the battery. Then, you should connect the cables to the positive and negative poles.
Water Damage
If your 208 won't turn on and the battery is not empty, you must ensure that the spark plugs are working. It is possible that they're overly dirty, causing them to not to spark. This can be fixed by cleaning the spark plugs in the workshop.
Peugeot cars are equipped with a key with a transponder that is compatible with the immobiliser. This ensures that only the right key is able to turn the engine. If the chip in the Peugeot key is damaged then it won't send the proper signal to the vehicle.
This is a frequent issue that can be caused by water damage. This is a frequent issue in colder climates where the vehicle is exposed to snow or rain. If this is the case, call a reputable auto locksmith who has all of the tools and equipment required to reprogram the new key. They will also have all the latest technology and machinery required to create the Peugeot smart key. The process shouldn't take more than 15 minutes.
Contacts to the battery are not working properly.
Peugeot replaced the old transponder chips with a brand new version that makes use of electronic components mounted on a circuit board. This new system works great when it's brand new however, over time, the circuit boards begin to deteriorate and stop working properly.
This could prevent the immobiliser from activating so your vehicle won't start. Contact a Peugeot specialist, or a locksmith, if this is the case.
Another issue that is common is when the battery for the key fob starts to die, this causes the blade of the key to stop from entering the lock. A locksmith for cars will replace the battery, and then cut a new blade for you. This is a quick fix.
Faulty Receiver Module
It could be that the receiver module is malfunctioning in the event that your Peugeot key fob fails to function after being dropped on the floor, or exposed to a sudden storm or accidentally washed. The receiver is responsible for transmitting radio frequency signals to the onboard computer that controls the central locking system within your Peugeot vehicle.
The rubber seals on the key fob block water from reaching its electronic chip. Water can damage the chip when it is exposed to the water for an extended period of period of. Submerging the key fob into sea water at the beach or throwing it into the pool could be especially damaging because of the high salt content.

If your Peugeot spare key fob stops working, you'll need to have the module replaced. This can only be done by a Peugeot specialist or a professional auto locksmith. Like other automobiles, Peugeot keys are protected by an unique immobilizer system that requires the correct programming to begin the engine. This is why you should only be able to trust a professional Peugeot locksmith with the task of designing and programming an alternative.
Computers with faulty on-board computers
The computer on board of your Peugeot is responsible for many of the systems inside your car, including power windows and airbags. The on-board computer will show an error code when something goes wrong. The code will be stored in the system until the problem is fixed. This could mean that the on-board computers to be replaced.
One of the main causes of the light coming on is loose or corroded connections within the airbag sensor. This can occur due to wear and tear, ageing or exposure to moisture and salt. It is crucial to get this issue resolved as soon as possible, since an airbag that is malfunctioning can be dangerous in the event of an accident.
If you see an error message stating that the card is not found on your Peugeot, the key battery in the key fob may be weak or dead. This could prevent the key fob from sending a signal to disable the immobilizer on your vehicle's standard. You can test this by pressing the unlock button on the key fob and then trying to start your car. If this fails it is likely that the battery must be replaced.