10 Peugeot Keys Tricks Experts Recommend
Peugeot 208 Key Replacement
It is best to delegate the replacement of Peugeot keys for 208 to auto locksmiths that have the equipment and expertise. They can make and program new keys quicker than a dealership and at a cheaper cost.
A dead battery for your coin is the most likely cause when your key fob stops locking or unlocking doors. But, there are other reasons that the key may be malfunctioning.
Dead Coin Battery
A dead battery can stop your Peugeot 208 from locking and unlocking, as well as stopping it from starting the engine. If this is the scenario, you'll need utilize the backup starting method that is detailed in the owner's manual for your vehicle.
Another reason your 208 might not be starting is because the spark plugs have been worn down. The spark plugs are responsible to ignite the fuel that starts the engine. However, they have a limited time of life. If they aren't used enough, they will eventually fail.
Fortunately, there's an easy solution for this problem. The best solution is to test the voltage of your car battery with a multimeter. If it's lower than 11.5 volts it is time to replace it. It is also important to clean the contacts of the battery when it has corrosion. You can do this by lifting the rubber covers that protect the two battery terminals and using wire brushes to clean any parts that are corroded from the battery. Then, reconnect your cables to connect the positive and negative poles.
Water Damage
If your 208 doesn't start and the battery has not been replaced, you must check the spark plugs. It could be that they are dirty and they don't spark. The spark plugs can be cleaned in an workshop.
Peugeot cars are equipped with a key with a transponder compatible with the immobiliser. This guarantees that only the right key can start 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 typical issue that is caused by water damage. This is particularly common in colder climates where the vehicle may have been exposed to snow or rain. In this case, you need to contact an experienced locksmith who will have the tools and equipment needed to change the key's programming. They will also have the most up-to-date technological know-how and the equipment required to create the Peugeot 208 smart key. The process should not take more than 15 minutes.
Faulty Battery Contacts
Peugeot changed from the old carbon encased transponder chips to a brand new type of chip that incorporates electronic components that are placed on a circuit board. The new system is great when it's new, however the circuit boards wear out over time and cease to function properly.
This can prevent the immobiliser from activating so your vehicle won't start. Contact an Peugeot specialist or a locksmith, if this is the case.
A common problem is when the battery in the key fob begins to fail. This causes the blade of the key to stop feeding into the lock. A car locksmith can replace the battery and cut a new blade for you, this is generally a quick fix.

Faulty Receiver Module
It could be that the receiver module is defective when your Peugeot key fob fails to function after being dropped on the floor, exposed to a stormy rainstorm, or accidentally washed. The receiver module is responsible for transmitting radio signals to the onboard computer which manages the central locking system of your Peugeot vehicle.
The key fob itself has rubber seals that block water from reaching the electronic chip inside. Water can damage the chip in the event that it is exposed water for a long time. The high salt content of the ocean water or pool could cause damage to the key fob, especially if it is submerged.
The module needs to be replaced if the Peugeot spare key is no longer working. This is only done by a skilled auto locksmith or Peugeot specialist. In contrast to other vehicles, 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 to handle the task of creating and programming the replacement.
Faulty On-Board Computer
The on-board computer of your Peugeot is responsible for various features in your car, including power windows and airbags. The on-board computer will show the code when something goes wrong. This code will be saved in the system until the issue is resolved. This may require the on-board computers to be replaced.
One of the main reasons for the airbag light turning on is the loose or corroded connections in the airbag sensor. This could be due to wear and tear, aging or exposure to salt and moisture. peugeot key needs to be addressed as soon as you can, as an airbag malfunctioning could be dangerous in the event in the event of an accident.
If you notice the error "card not found" on your Peugeot, the key battery inside the key fob might be dead or weak. This will stop the key fob sending a signal to disable the immobilizer in your vehicle. You can test this by pressing the unlock button on the key fob, then attempting to start your vehicle. If this fails it is because the battery of the key is in need of replacement.