5 Peugeot Keys Projects For Every Budget
Peugeot 208 Key Replacement
Peugeot 208 key replacement is best left to experienced auto locksmiths with the right equipment and know-how. They can program and create keys faster and less expensive than dealers.
If your key fob has stopped locking or unlocking your doors it is likely due to a dead battery in the coin. There are other reasons that the key might be malfunctioning.
Dead Coin Battery
A dead coin battery can hinder your Peugeot 208 from locking or unlocking and won't start the engine. In this situation you'll need to use the alternative starting method as described in your vehicle's owner's manual.
Another reason why your 208 might not be starting is that the spark plugs are worn down. The spark plugs light the fuel to start the engine. However, they have a limited lifespan. If they aren't utilized enough, they will eventually fail.
Luckily, there's an easy solution for this issue. Verify the voltage of your battery using a multimeter. If the voltage falls below 11,5 volts then it's time to replace it. It is also necessary to clean the battery's contacts if it has corrosion. This can be accomplished by taking off the rubber covers from the two terminals on the battery and then using a wirebrush to clean any parts of the battery that are corroded. Then, reconnect the cables to the positive and negative poles.
Water Damage
If your 208 doesn't start and the battery hasn't been replaced, you must look at the spark plugs. You may find that they are dirty and do not spark. The spark plugs can be cleaned in the workshop.
g28carkeys.co.uk use transponder keys that works with the car's immobiliser system. This guarantees that only the right key can start the engine. If the chip inside the Peugeot key is damaged, then it won't send the correct signal to the vehicle.
This is a frequent issue that can occur due to water damage. This is most common in colder climates where the vehicle might have been exposed to rain or snow. If this is the case, you should call a reputable auto locksmith who has all of the tools and equipment needed to reprogram the new key. They'll also have the latest technology and equipment needed to make the Peugeot smart key. The process shouldn't last more than 15 minutes.
Contacts of the battery may be damaged.
Peugeot changed from the old carbon-encased transponder chips and introduced a new type of chip that relies on electronic components in a circuit board. The new system is effective when it's new, but over time the circuit boards start to degrade and stop working properly.

This can prevent the immobiliser chip from working and causing your car to not start. If this is the case, it's a good idea seek out a Peugeot specialist or locksmith.
Another issue that is common is when the key fob battery gets depleted, which causes the key blade to stop feeding into the lock. A car locksmith can replace the battery and cut a new blade for you, this is typically a quick fix.
Faulty Receiver Module
It could be that the receiver module is faulty if your Peugeot key fob isn't working after being dropped on the floor, exposed to a stormy rainstorm, or accidentally washed. The receiver is responsible for sending radio frequency signals to the onboard computer that controls the central locking system within your Peugeot vehicle.
The key fob itself has rubber seals which prevent water from getting to the chip inside. Water can damage the chip when it is exposed to the water for an extended period of time. The high salt content in the ocean water or pool could cause damage to the key fob, especially if it is submerged.
If your Peugeot spare key fob isn't working You'll need the module replaced. This is only done by a skilled auto locksmith or Peugeot specialist. Like other automobiles, Peugeot keys are protected by a unique immobilizer system that requires the correct code for the start of the engine. This is the reason why you should only go with a knowledgeable Peugeot locksmith with the task of designing and programming a replacement.
Computer on-board is not working properly
The computer on board in your Peugeot is responsible for many of the systems within your car, ranging from power windows to the airbags. When something goes wrong in these systems, it will usually display a code that identifies the problem. This code is saved in the system and will remain there until the problem is solved. Usually, this will mean replacing the on-board computer.
One of the most frequent causes of the light flashing is loose or corroded connection in the airbag sensor. This can be caused by wear and tear, aging, exposure to moisture and salt. It is crucial to get this issue resolved as soon as you can, since the airbag malfunctioning could be dangerous in the event of an accident.
If your Peugeot is showing a card that is not being detected error, then the battery inside the key fob may be weak or dead. This could prevent the key fob from transmitting a signal that will disable the standard immobilizer in your vehicle. Test this by pressing the unlock key on the key fob and then trying to start your vehicle. If it doesn't work it is because the battery of the key is in need of replacement.