Peugeot 208 Key Replacement
Peugeot 208 key replacement should be left to professional auto locksmiths who have the proper equipment and technical knowledge. They can design and program keys faster and less expensive than dealerships.
If the key fob stopped locking or unlocking your doors it could be due to a dead coin battery. There are other reasons the key could be malfunctioning.
Dead Coin Battery
A dead battery can stop your Peugeot 208 from locking and unlocking, and also stopping it from starting the engine. If this is the case, you'll need to use the backup starting method which is explained in the owner's manual to your vehicle.
The spark plugs might also be worn out. The spark plugs ignite fuel to start the engine. However they have a finite lifespan. They'll eventually break down if they aren't used frequently enough.

There is a straightforward solution to this problem. The best way to solve this issue is to measure the voltage of your car battery with a multimeter. If the voltage is less than 11,5 volts, it's the time to replace it. It is also essential to clean the contacts of the battery if it has corrosion. You can do this by lifting the rubber covers covering both battery terminals and using a wire brush to remove any corroded components of the battery. It is then time to reconnect your cables to connect the positive and negative poles.
Water Damage
If your 208 will not start and the battery has not fallen flat, it is time to look at the spark plugs. It could be that they are just overly dirty, causing them not to spark. The spark plugs can be cleaned in a workshop.
Peugeot cars use a key with a transponder compatible with the immobiliser. This ensures that only a valid key is able to turn the engine. If the chip inside the Peugeot key is damaged, it won't send the correct signal to the vehicle.
Water damage is a frequent cause of this problem. This is a frequent issue in warmer 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 equipment and tools needed to reprogram the new key. They will also have the latest technology and equipment required to create the Peugeot smart key. The process should not take more than 15 minutes.
Faulty Battery Contacts
Peugeot replaced the transponder chips with a new version that makes use of electronic components mounted on a circuitboard. The new system works great when it's new, however the circuit boards degrade over time and cease to function properly.
This could prevent the immobiliser from working, so your vehicle won't be able to start. Contact a Peugeot specialist, or a locksmith if this is the situation.
Another common issue is when the battery for the key fob starts to die, this causes the blade of the key to stop feeding into the lock. A locksmith for cars will replace the battery, and cut a new blade for you. This is a simple fix.
Faulty Receiver Module
If your Peugeot key fob isn't working after dropping it on the floor, getting exposed to a sudden downpour or accidentally washing it may be due a malfunctioning receiver module. The receiver is responsible for transmitting radio frequency signals to an on-board computer that controls the central locking system inside your Peugeot vehicle.
The key fob itself has rubber seals which prevent water from reaching the electronic chip inside. peugeot spare key cost G28 can be damaged by water if it is exposed to water for long periods of period of. Submerging the key fob into ocean water on the beach or throwing it into the water can be particularly damaging due to the high salt content.
The module must be replaced if your Peugeot spare key no longer works. This is only done by a skilled auto locksmith or Peugeot specialist. Like other automobiles, Peugeot keys are protected by an immobilizer that is unique and requires the correct programming to begin the engine. This is why you must choose a reputable Peugeot locksmith to take on the job of creating and programming an appropriate replacement.
Faulty on-Board computer
The computer on board of your Peugeot is responsible for various functions in your car including power windows and airbags. The on-board computer will display a code when something goes wrong. This code is stored inside the system and stays there until the problem is resolved. This will often require the on-board computers to be replaced.
One of the most frequent causes of the light flashing is loose or corroded connections within the airbag sensor. This can be caused by wear and tear, ageing, or exposure to salt and moisture. This problem should be addressed as soon as you can, because an airbag that's malfunctioning could pose danger in the event of an accident.
If your Peugeot is showing a card detected as not present error, then the battery in the key fob might be weak or dead. This will stop the key fob sending a signal to deactivate your vehicle's immobilizer. Try this by pressing the unlock button on the key fob, and then trying to start your car. If this doesn't work then the battery on the key will need replacing.