Peugeot 208 Key Replacement
It is recommended to leave the replacement of Peugeot keys 208 to auto locksmiths with the required equipment and expertise. They can create and program new keys much faster than a dealership would and at a lower price.
A dead battery for your coin is most likely to be the cause the reason your key-fob stops locking or unlocking the doors. There are other reasons that the key could be malfunctioning.
Dead Coin Battery
A dead battery in the coin compartment will stop your Peugeot 208 from locking or unlocking, and will not start the engine. In this case you'll need to employ the alternate method of starting that is described in the owner's manual.
Another reason the 208 won't start is that the spark plugs have worn down. The spark plugs are responsible for sparking the fuel that ignites the engine. They have a limited lifespan. They'll eventually break down in the event that they aren't utilized enough.
Luckily, there is an easy solution for this problem. Verify the voltage of your battery using a multimeter. If it's less than 11.5 Volts, then you need to replace it. It is also essential to clean the battery's contacts if it has corrosion. You can do this by lifting the rubber covers that protect the two terminals of the battery and using wire brushes to clean any corroded areas of the battery. Then, you must reconnect the positive pole cables to the negative.
Water Damage
If your 208 won't start and the battery hasn't gone flat, you should inspect the spark plugs. It is possible that they're dirty, causing them to not to spark. This can be fixed easily by cleaning the spark plugs in a workshop.
Peugeot cars use a key with a transponder that is compatible with the immobiliser. This ensures that only a valid key can turn the engine. If the chip inside the Peugeot key is damaged, it will not transmit the correct signal to the vehicle.
Water damage is the most common cause of this issue. This is particularly prevalent in colder climates. the vehicle may have been exposed to rain or snow. In this case, contact a reliable locksmith who has the tools and equipment needed to modify the key. They will also have the latest technology and the machinery needed to make the Peugeot 208 smart key. The process shouldn't be more than 15 minutes.
Faulty Battery Contacts
Peugeot changed from the old carbon encased transponder chips to an entirely new type of chip that relies on electronic components on a circuit board. The new system is excellent when it's new, however the circuit boards wear out over time and cease to function properly.
This could stop the immobiliser chip from triggering the immobiliser chip, causing your car not to start. Contact a Peugeot specialist or a locksmith if this is the situation.
Another common issue is when the key fob battery is dying, this causes the key blade to stop from entering the lock. A locksmith in your car will replace the battery and then cut a fresh blade for you. This is a simple fix.
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If your Peugeot key fob was not working after dropping it on the floor, or being exposed to a sudden downpour or accidently washing it the wrong way, it could be due to a faulty receiver module. The receiver module is responsible for transmitting radio frequency to the onboard computer which controls the central locking system of your Peugeot vehicle.
The key fob itself is fitted with rubber seals that block water from reaching the chip inside. However prolonged exposure to water could penetrate these seals and damage the chip. Submerging the key fob into the ocean at the beach or throwing it into the pool could be especially damaging because of the high salt content.
The module will have to be replaced if your Peugeot spare key does not work anymore. This is only done by a skilled auto locksmith or Peugeot specialist. Unlike other cars, Peugeot keys are protected by an immobilizer that is unique and requires the right coding to begin the engine. This is the reason that you should only rely on the Peugeot locksmith to design and program the replacement.
Computer malfunctioning on-board
The on-board computer in your Peugeot is responsible for a variety of systems inside your car, including airbags and power windows. When something goes wrong with these systems, it'll typically display a code that identifies the issue. This code is saved in the system and will stay there until the issue is solved. This could mean that the on-board computers to be replaced.
One of the main reasons for the light turning on is the loose or corroded connections within the airbag sensor. This can be caused by wear and tear, aging, or exposure to moisture and salt. It is crucial to get this issue resolved as soon as you can, as an airbag that is not functioning properly could be risky in the event of an accident.
If you see an error message that says "card not found" on your Peugeot, the key battery in the key fob might be weak or dead. This prevents the key fob from sending a signal to disable your vehicle's standard immobilizer. Try this by pressing the unlock key on the key fob, and then trying to start your vehicle. If this fails then the battery in the key fob needs to be replaced.