The Best Peugeot Keys Experts Are Doing 3 Things
Peugeot 208 Key Replacement
It is recommended to leave the replacement of Peugeot 208 keys to auto locksmiths who have the right equipment and knowledge. They can create and program new keys faster than a dealership would and at a lower price.

A dead coin battery is most likely to be the cause when your key fob stops locking or unlocking the doors. But, there are other possibilities that the key is malfunctioning.
Dead Coin Battery
A dead coin battery will prevent your Peugeot 208 from locking or unlocking and won't start the engine. In this situation you'll need to make use of the alternative method for starting as described in your vehicle's owner's manual.
Another reason why your 208 may not start is because the spark plugs have been damaged. The spark plugs are responsible for sparking the fuel that ignites the engine. They have a limited lifespan. If they are not used enough, they will eventually fail.
Luckily, there is an easy solution to this issue. The best solution is to check the voltage of your car battery using a multimeter. If the voltage is less than 11,5 volts then it's time to replace it. If the battery has corroded it is crucial to clean its contacts. This can be done by lifting the rubber covers that protect the two battery terminals and using a wire brush to remove any parts that are corroded from the battery. Then, reconnect the positive and negative pole cables.
Water Damage
If your 208 won't start and the battery has not failed, you should check the spark plugs. It is possible that they are just overly filthy, making them unable to spark. The spark plugs can be cleaned in a workshop.
Peugeot automobiles use a key with a transponder that is compatible with the immobiliser. This ensures that only the correct key can start the engine. If the chip inside the Peugeot key is damaged, it will not send the correct signal to the vehicle.
Water damage is the most common cause of this problem. This is a common 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 has all of the tools and equipment required to reprogram the new key. They'll also have the latest technology and machinery required to make a Peugeot smart key. The process should take no more than 15 minutes.
Faulty battery contacts
Peugeot changed from the carbon-encased transponder chips to an entirely new kind of chip that utilizes electronic components on a circuit board. The new system is great when it's new, however the circuit boards deteriorate over time and stop working properly.
This could prevent the immobiliser chip from triggering, so your car won't start. Contact a Peugeot specialist or a locksmith if this is the situation.
Another common issue is when the battery of the key fob begins to fail, which causes the key blade to stop feeding into the lock. A locksmith from your car will replace the battery and then cut a fresh blade for you. This is a simple fix.
Faulty Receiver Module
If your Peugeot key fob has stopped working after dropping it on the floor, being exposed to a sudden rain or accidentally washing it the wrong way, it could be due to a malfunctioning receiver module. The receiver is responsible for transmitting radio frequency signals to the onboard computer, which is responsible for controlling the centralized locking system within your Peugeot vehicle.
The rubber seals on the key fob block water from getting to the electronic chip. However prolonged exposure to water can cause damage to these seals and the chip. The high salt content of the ocean or pool can cause damage to the key fob when it is submerged.
The module will have to be replaced if the Peugeot spare key is no longer working. This can only be done by a Peugeot specialist or a professional auto locksmith. Peugeot keys like other cars are secured by an immobilizer system. This requires the correct code to begin the car. This is why it is imperative that you should only trust a Peugeot locksmith to create and program a replacement.
Computer on-board is not working properly
The computer on board in your Peugeot is responsible for a variety of the systems inside the car, from power windows to airbags. The on-board computer will show a code if something goes wrong. This code is saved in the system and stays there until the problem is resolved. Most often, this involves replacing the computer on board.
The most common cause of the warning light for airbags to flash is corrosion or loose connections in the sensor. This could be due to wear and tear, aging or exposure to salt and moisture. This issue should be taken care of as soon as you can, since an airbag that is malfunctioning could be dangerous in case in the event of an accident.
If your Peugeot is showing a card detected as not present error, then the battery inside the key fob may be dead or weak. This could prevent the key fob from sending a signal that disarms your vehicle's standard immobilizer. peugeot key replacement near me can test this by pressing the unlock button on the key fob, then trying to start your car. If it doesn't work then the battery in the key fob is in need of replacement.