10 Things That Everyone Doesn't Get Right Concerning Peugeot Keys Peugeot 208 Key Replacement

It is recommended to leave the replacement of Peugeot keys 208 to auto locksmiths that have the required equipment and know-how. They can create and program keys more quickly and at a lower cost than dealerships.

A dead coin battery is most likely to be at fault if your key fob stops locking or unlocking doors. However, there are many other reasons the key could be malfunctioning.

Dead Coin Battery

A dead coin battery will stop your Peugeot 208 from locking and unlocking, and also preventing it from starting the engine. If this is the situation, you'll need apply the backup starting technique that is detailed in the owner's manual to your vehicle.

Another reason why your 208 might not start is that the spark plugs are been worn down. The spark plugs ignite the fuel to start the engine. They are only able to last for a short time. If they aren't used enough to last, they'll eventually fail.

Luckily, there is an easy solution for this problem. The best option is to check the voltage of your car battery with a multimeter. If it's lower than 11.5 volts and you are not satisfied, then it is time to replace it. If the battery is damaged it is essential to clean its contacts. This can be done by removing the rubber cover from the two terminals on the battery and then using a wirebrush to clean any parts of the battery that are corroded. Then, you should connect the cables for the positive and negative poles.

Water Damage

If your 208 won't start and the battery isn't empty, you must ensure whether the spark plugs are in good working order. It could be that they are simply too dirty and don't spark. The spark plugs can be cleaned in the workshop.

Peugeot cars are equipped with a transponder style key that integrates with the car's immobiliser system. This ensures that only the correct key can start the engine. If the chip inside the Peugeot key is damaged, it will not transmit the correct signal to the vehicle.

Water damage is a typical reason for this issue. This is a common issue in colder climates where the vehicle is exposed to rain or snow. In this instance, you should contact an experienced locksmith who will have the tools and equipment required to change the key's programming. They will also have the latest technology and equipment needed to make a Peugeot 208 smart key. The process should take no more than 15 minutes.

Contacts to the battery are not working properly.

Peugeot replaced the old transponder chips with a brand new version that makes use of electronic components that are mounted on a circuitboard. This new system works great when it's fresh, but over time the circuit boards begin to lose their effectiveness and cease working properly.


This can stop the immobiliser's function from being activated, meaning your vehicle will not start. If this is the case, it's best to get in touch with a Peugeot specialist or locksmith.

Another common issue is when the key fob battery begins to fail, which causes the blade of the key to stop feeding into the lock. A car locksmith can replace the battery and cut a fresh blade for you, this is usually a simple fix.

Faulty Receiver Module

It could be that the receiver module is malfunctioning if your Peugeot key fob isn't working after being dropped on the floor, or exposed to a stormy rainstorm, or accidentally washed. The receiver module is responsible for transmitting radio frequency to the onboard computer which regulates the central locking system of your Peugeot vehicle.

The key fob itself is fitted with rubber seals that prevent water from getting to the chip inside. However, prolonged exposure to water can break through these seals, causing damage to the chip. The high salt content of the pool or ocean water could cause damage to the key fob, especially if it is submerged.

The module must be replaced if the Peugeot spare key does not work anymore. This is only done by a Peugeot specialist or an expert auto locksmith. Unlike other cars, Peugeot keys are protected by a unique immobilizer system that requires the right coding to start the engine. This is why you should only go with a knowledgeable Peugeot locksmith with the task of creating and programming a replacement.

Computers with faulty on-board computers

The on-board computer of your Peugeot is responsible for various systems inside your car, including power windows and airbags. replace peugeot key on board will display a code if something goes wrong. The code is stored within the system until the issue is fixed. Most often, this involves replacing the onboard computer.

The most typical reason for the airbag warning light to turn on is corrosion or loose connections within the sensor. This could be due to wear and tear, aging, exposure to salt and moisture. This issue must be addressed as soon you can, because an airbag that is not functioning could pose danger in the event in the event of an accident.

If your Peugeot is showing a card not detected error, then the battery in the key fob may be dead or weak. This prevents the key fob from sending a signal to disable your vehicle's standard immobilizer. You can test this by pressing the unlock button on the key fob, then attempting to start your car. If this fails, then the key battery will need replacing.