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 make and program new keys faster than a dealership would and at a cheaper cost.
A dead coin battery is the most likely cause if your key fob stops locking or unlocking doors. There are other reasons that the key may 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 to your vehicle.
The spark plugs can also be worn out. The spark plugs are responsible to ignite the fuel that ignites the engine. However they have a finite time of life. If they aren't utilized enough to last, they'll eventually fail.
There is a simple solution for this issue. Check the voltage of the battery using a multimeter. If the voltage is below 11,5 volts, it's time to replace it. If the battery is damaged, it is important to clean its contacts. This can be done by lifting the rubber covers that cover the two terminals on the battery and using a wire brush to remove any corroded components of the battery. Then, reconnect your cables to connect the positive and negative poles.
Water Damage
If your 208 does not start and the battery hasn't been replaced, you must look at the spark plugs. It could be that they are dirty and they don't spark. This can be fixed easily by cleaning the spark plugs in a workshop.
Peugeot automobiles use a key with a transponder that is compatible with the immobiliser. This makes sure that only the correct key can start the engine. If the chip inside the Peugeot key is damaged, it won't transmit the proper signal to the vehicle.
This is a frequent issue that is often caused by water damage. This is a typical issue in colder climates where the vehicle has been exposed to rain or snow. If this is the case, contact a reputable auto locksmith who will have all the tools and equipment required to modify the new key. They will also have the most up-to-date technology and the machinery needed to make the Peugeot 208 smart key. The process shouldn't take more than 15 minutes.
Contacts to the battery are not working properly.
Peugeot changed from the old carbon-encased transponder chips to an entirely new type of chip that incorporates electronic components on a circuit board. The new system works great when it's new, however the circuit boards degrade over time and stop working properly.
This could stop the immobiliser chip from triggering, so your car won't start. If this is the case, it's best to contact a Peugeot specialist or locksmith.
Another common issue is when the battery for the key fob starts to die, this causes the blade of the key to stop being able to feed into the lock. A locksmith from your vehicle can replace the battery and cut a fresh blade for you, this is normally a quick fix.
Faulty Receiver Module
If your Peugeot key fob isn't working after dropping it on the floor, being exposed to a sudden rain or accidentally washing it may be due to a defective receiver module. The receiver module is responsible for transmitting radio frequencies to the onboard computer that regulates the central locking system of your Peugeot vehicle.
The key fob itself has rubber seals that block water from getting to the chip inside. However, prolonged exposure to water may break through these seals, causing damage to the chip. The high salt content in the pool or ocean water could cause damage to the key fob if it is submerged.
The module must be replaced if the Peugeot spare key is no longer working. This can only be completed by an experienced auto locksmith or Peugeot specialist. Peugeot keys unlike other automobiles, are secured by an immobilizer device. This requires the correct code to begin the car. This is why you must choose a reputable Peugeot locksmith for the job of programming and creating an alternative.
Faulty on-Board computer
The on-board computer of your Peugeot is responsible for various features in your car, including power windows and airbags. When something goes wrong in these systems, it will usually display a code indicating the issue. The code is stored in the system until the issue is fixed. This can often mean that the on-board computers to be replaced.
The most typical reason for the airbag warning light to illuminate is corrosion or loose connections in the sensor. This can occur due to wear and tear, ageing or exposure to moisture and salt. This issue needs to be addressed as soon as you can, as an airbag that's malfunctioning could pose a risk in the event of an accident.
If your Peugeot is showing a card not detected error, the battery in the key fob could be weak or dead. The Key Lab will stop the key fob from sending a signal to disarm the immobilizer on your vehicle. You can test this by pressing the unlock button on the key fob, then attempting to start your car. If this fails then the battery in the key will need replacing.