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What Is The Reason? Peugeot Keys Is Fast Becoming The Hottest Trend Of 2023
Peugeot 208 Key Replacement

It is better to leave the replacement of Peugeot keys 208 to auto locksmiths that have the right equipment and knowledge. They can program and create keys faster and less expensive than dealerships.

If your key fob stopped locking or unlocking your doors, it is likely due to a dead coin battery. However, there are other possibilities that the key is malfunctioning.

Dead Coin Battery

A dead battery can stop your Peugeot 208 from locking and unlocking, and also hindering it from starting the engine. In this scenario you'll need use the alternative starting method that is described in the owner's manual.

The spark plugs could also be worn out. Spark plugs are what ignite the fuel to start the engine. They have a limited lifespan. They'll eventually break down if they aren't used frequently enough.

There is an easy solution to this problem. The best option is to check the voltage of your car battery using a multimeter. If it's lower than 11.5 volts it is time to replace it. If the battery has corrosion it is crucial to clean its contacts. You can do this by lifting the rubber covers covering the two terminals on the battery and using a wire brush to remove any parts that are corroded from the battery. Then, reconnect the positive pole cables to the negative.

Water Damage

If your 208 won't turn on and the battery isn't empty, you must ensure that the spark plugs are functioning. It could be that they're dirty, causing them to not to spark. This is easily fixed by cleaning the spark plugs in a workshop.

Peugeot cars are equipped with keys that are transponder-type and works with the car's immobiliser system. This ensures that only the right key can turn the engine. If the chip in the Peugeot key is damaged, it won't send the proper signal to the vehicle.


This is a very common issue that can be caused by water damage. This is a typical issue in more cold climates where the car is exposed to rain or snow. If this is the case, get in touch with a reputable locksmith who has all the tools and equipment required to change the key's programming. They also have the latest technological know-how and the equipment required to create the Peugeot 208 smart key. The process should not take more than 15 minutes.

Contacts to the battery are not working properly.

Peugeot changed from the carbon-encased transponder chips and introduced a new type of chip that relies on electronic components within circuit boards. This new technology works great when it's brand new, but as time passes, the circuit boards start to wear out and stop functioning properly.

This could stop the immobiliser chip activating the immobiliser chip, causing your car not to start. If this is the case it's recommended to get in touch with a Peugeot specialist or locksmith.

A common problem is when the battery in the key fob begins to fail. This 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 normally a quick fix.

Faulty Receiver Module

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 defective receiver module. The receiver is responsible for transmitting radio frequency signals to the on-board computer, which is responsible for controlling the centralized locking system within your Peugeot vehicle.

The key fob itself has rubber seals to prevent water from getting to the chip inside. TheKeyLab can damage the chip in the event that it is exposed the water for an extended period of time. Submerging the key fob in ocean water at the beach or throwing it into the pool could be particularly damaging due to the high salt content.

If your Peugeot spare key fob doesn't work, you'll need to have the module replaced. This can only be done by a skilled auto locksmith or Peugeot specialist. In contrast to other vehicles, Peugeot keys are protected by an exclusive immobilizer system that requires the correct programming to start the engine. This is why you must be able to trust a professional Peugeot locksmith with the task of designing and programming the replacement.

Faulty On-Board Computer

The on-board computer in your Peugeot is responsible for various systems in your car, including power windows and airbags. The on-board computer will display a code when something goes wrong. This code will be stored within the system until the issue is resolved. This can often mean that the on-board computers to be replaced.

The most common reason for the warning light for the airbag to flash is corrosion or loose connections in the sensor. This can be caused by wear and tear, aging, exposure to salt and moisture. It is imperative to have this issue addressed as quickly as possible, as a malfunctioning airbag can be risky in the event of an accident.

If your Peugeot is showing a card detected as not present error, then the key battery inside the key fob might be dead or weak. This can prevent the key fob from sending a signal to disable the standard immobilizer in your vehicle. You can test this by pressing the unlock button on the key fob and then attempting to start your vehicle. If it doesn't work it is because the battery of the key is in need of replacement.