See What Peugeot Keys Tricks The Celebs Are Using Peugeot 208 Key Replacement

Peugeot 208 key replacement should be left to professional auto locksmiths who have the proper tools and know-how. They can program and create keys more quickly and at a lower cost than dealerships.

If your key fob has stopped locking or unlocking your doors it is likely due to a dead battery in the coin. There are also other reasons that the key could be malfunctioning.

Dead Coin Battery

A dead coin battery will stop your Peugeot 208 from locking and unlocking, and also hindering it from starting the engine. If this is the case, you'll have to use the backup starting method which is explained in the owner's manual for your vehicle.

The spark plugs might also be worn out. The spark plugs are responsible for instigating the fuel that powers the engine. However they are limited in their life span. They'll eventually fail if they're not used enough.

Fortunately, there's an easy solution for this issue. Check the voltage of the battery with a multimeter. If it's below 11.5 volts and you are not satisfied, then it is time to replace it. If the battery is corroded, it is important to clean its contacts. You can do this by lifting the rubber covers covering both battery terminals and using a wire brush to remove any corroded areas of the battery. Then, reconnect the positive and negative pole cables.

Water Damage

If your 208 won't start and the battery is not empty, you must ensure that the spark plugs are in good working order. You might find that they are dirty and don't spark. The spark plugs can be cleaned in a workshop.

Peugeot cars have keys that are transponder-type and works with the car's ignition system. This guarantees that only the right key is able to turn the engine. If the chip inside the Peugeot key is damaged, then it won't transmit the proper signal to the vehicle.

replace peugeot key is a common reason for this issue. This is a typical issue in more cold climates where the car has been exposed to snow or rain. If this is the case, call a reputable auto locksmith who has all of the tools and equipment needed to reprogram the new key. They will also have all the latest technology and equipment required to make a Peugeot smart key. The process shouldn't last more than 15 minutes.

Contacts with the battery may be damaged.

Peugeot changed from the old carbon-encased transponder chips and introduced a new type of chip that uses electronic components in a circuit board. This new system works well when it's brand new but over time the circuit boards start to degrade and stop working properly.

This can stop the immobiliser chip from activating which means that your car won't start. If this happens, it's recommended to call a Peugeot specialist or locksmith.

Another issue that is common is when the battery of the key fob begins to fail, which causes the blade of the key to stop from entering the lock. A car locksmith can replace the battery and cut a fresh blade for you, it's generally a quick fix.

Faulty Receiver Module

It could be that the receiver module has a problem in the event that your Peugeot key fob stops working after being dropped on the floor, or exposed to a sudden storm 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.

Rubber seals on the key fob prevent water from reaching the electronic chip. The chip can be damaged by water in the event that it is exposed water for long periods of period of. Submerging the key fob in the ocean at the beach or throwing it into the water can be particularly damaging due to the high salt content.

The module will have to be replaced if the Peugeot spare key does not work anymore. This can only by done by a Peugeot specialist or a professional auto locksmith. As opposed to other cars, Peugeot keys are protected by a unique immobilizer system that requires the right coding in order to start the engine. It is for this reason that you should only trust the Peugeot locksmith to create and program an alternative.

Faulty On-Board Computer

The on-board computer inside your Peugeot is responsible for a number of the systems in the car, from power windows to airbags. The on-board computer will display the code when something goes wrong. This code is stored inside the system and stays there until the problem has been resolved. This will often require the on-board computers to be replaced.

The most common cause of the warning light for the airbag to turn on is corrosion or loose connections within the sensor. This can be caused by wear and tear, aging or exposure to salt and moisture. This problem should be addressed as soon as you can, because an airbag that is not functioning could be dangerous in case of an accident.


If your Peugeot is showing a card detected as not present error, then the battery in the key fob could be dead or weak. This will stop the key fob from sending a signal to disable the immobilizer in your vehicle. Test this by pressing the unlock key on the fob's key, then trying to start your vehicle. If it doesn't work, the key battery is in need of replacement.