Peugeot 208 Key Replacement Peugeot 208 key replacement is best left to experienced auto locksmiths who have the right equipment and technical know-how They will be able to make and program new keys much faster than a dealership would and at a lesser cost If your key fob stopped locking or unlocking your doors, it is likely due to a dead coin battery However, there are other reasons why the key might be malfunctioning Dead Coin Battery A dead coin battery will stop your Peugeot 208 from locking and unlocking, and also preventing it from starting the engine In this case you'll have to choose the alternate method to start found in your vehicle's owner's manual The spark plugs could also be worn out The spark plugs are responsible for instigating the fuel that starts the engine However they have a finite life span If they aren't used enough and they fail, they'll eventually die There is a simple solution for this problem The best thing to do is to measure the voltage of your car battery with a multimeter If it's lower than 115 volts then you must replace it If the battery is damaged it is essential to clean its contacts This can be accomplished by taking off the rubber covers from the two battery terminals, and then using a wirebrush, you can 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 has not been replaced, you must check the spark plugs https//wwwthekeylabcouk/peugeot-car-keys/ is possible that they're overly filthy, making them unable to spark This is easily 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 correct key can turn the engine If the chip inside the Peugeot key is damaged, then it won't send the proper signal to the vehicle This is a common problem that can be caused by water damage This is a common issue in areas with colder temperatures where the vehicle is exposed to snow or rain If this is the case, get in touch with a reputable locksmith who will have all of the tools and equipment needed to reprogram the new key They will also have the latest technology and the machinery needed to make the Peugeot 208 smart key The process shouldn't take longer than 15 minutes Contacts to the battery are not working properly Peugeot changed from the old carbon-encased transponder chips to a brand new type of chip that uses electronic components that are placed on a circuit board This new system works well when it's new, but over time the circuit boards start to wear out and stop functioning correctly This can stop the immobiliser chip from activating which means that your car won't start Contact an Peugeot specialist or a locksmith, if this is the situation A common issue occurs when the battery of the key fob starts to die This causes the blade of the key to stop feeding into your lock A car locksmith can replace the battery and cut a fresh blade for you, this is generally a quick fix Faulty Receiver Module It could be that the receiver module has a problem if 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 frequencies to the onboard computer which manages the central locking system of your Peugeot vehicle The rubber seals on the key fob prevent water from getting to the electronic chip However, prolonged exposure to water can break through these seals, causing damage to the chip The high salt content in the ocean water or pool could cause damage to the key fob when it is submerged If your Peugeot spare key fob doesn't work then you'll have to get the module replaced This can only be performed by a professional auto locksmith or Peugeot specialist Peugeot keys unlike other automobiles, are secured by an immobilizer system This requires the right codes to start the car This is why it is imperative that you should only rely on the Peugeot locksmith to create and program an alternative Faulty On-Board Computer The on-board computer in your Peugeot is the one responsible for all of the systems within your vehicle, from power windows to airbags The on-board computer displays a code when something goes wrong This code is stored inside the system and will remain there until the problem is resolved This may require the on-board computers to be replaced One of the most frequent reasons for the light turning on is the loose or corroded connectors in the airbag sensor This could be due to wear and tear, aging, or exposure to moisture and salt It is crucial to get this issue resolved as soon as you can, since a malfunctioning airbag can be dangerous in the event of an accident If your Peugeot is showing a card detected as not present error, the battery in the key fob may be dead or weak This will stop the key fob sending a signal to deactivate the vehicle's immobilizer You can test this by pressing the unlock button on the key fob, then attempting to start your car If this fails it is likely that the battery is in need of replacement