Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot 308 key fob has stopped functioning one day, it could be due to a dead coin battery or water damage, receiver module issues or a damaged electronic chip. These are all simple fixes and you can get your car back up to speed in a matter of minutes!
Car keys can also be damaged because the blade of the key gets worn. You can solve this issue by visiting your local Car Key Man Auto Locksmith to replace the blade.
Battery
The battery of the key fob in your Peugeot 308 can sometimes die or become too weak to send an intense signal to your car. The key fob may stop working and prevent you from locking or unlocking your doors, or starting the engine. You'll require a new battery for the key fob in order to fix this.
peugeot car keys replacements 'll need a new battery from an auto parts store or a local hardware store. When you purchase the battery, ensure that it's new and hasn't sat on the shelf for too long. A new battery will have more capacity and will be able to send a stronger signal the car.

After replacing the battery Try locking and unlocking the doors of your Peugeot with the key fob. If the doors don't unlock, the problem is likely to be in the receiver module of the car that can be reset by your local Peugeot dealer.
It's possible that the key fob's internal chip has been damaged. This could happen if drop your key fob on the ground or expose it to water. The rubber seals that shield the chip from moisture could wear down over time, especially if your key fob is exposed to water for extended durations, like submerging it in the ocean at the beach. To prevent this from happening you should keep your key fob clear of water and out of water.
Water Damage
Don't let go of your key fob when it gets wet, whether you slipped into the pool or stumbled into a water puddle. The key fob is protected by rubber seals, however, prolonged exposure to water could damage its electronic chip. Since water is such a good conductor so any water that gets inside the key fob could result in a series of short circuits that will eventually ruin the chip. After removing the batteries clean the contacts using isopropyl. Dry them completely before putting them back into.
Your Peugeot 308 may not start due to the battery being dead. Jumper cables can be a great way to restart the engine if you have an extra car. If the battery is the issue and it is not working, it should be replaced.
A bad receiver in the car could also block it from receiving the signal from the key fob. The key fob could be damaged or there might be a problem with the antenna, wiring or the key fob itself. If you are using a new key fob, it might need to be programmed to your vehicle. If you cannot fix the issue on your own then contact a professional technician. A technician trained in the field will be able detect the issue quickly and fix it immediately.
Radio Interference
Interference can cause symptoms such as a fob that is not recognized or has a restricted range. This is either radiated or conducted, with the latter being caused by power supply cables or speaker wiring passing too close to electrical components. Generally, re-routing the cables or moving them away from these components could solve the problem.
It's unlikely that someone is listening in on the key fob's signals to take your car away, but it's possible that your signal has been drowned out by radio frequency interference. This is a simple problem to resolve.
If your key fob is not being recognized by the system, try a new battery. Make sure the battery is of the correct size and type. If the battery is not properly sized, it could damage the fob.
These devices could interfere with the key signal if they operate on the same radio frequency. It is recommended not using these devices with your key fob.
Pairing Issues
The remote keyless entry system in cars has a receiver which receives radio signals from the key fob. If the receiver has developed problems, you won't be able to start your car, even if the key fob works and can be modified. The issue could be caused by a range of things, including the battery of a coin that is dead and water damage. The receiver could also be malfunctioning because of a software bug or internal damage to the key.
The coin battery in your Peugeot 308 keyfob is likely to have gone out of service. You can replace it with a brand new battery however, it is essential to get the right battery for your key fob. If you use a battery that is not correct, it could cause further issues with the key fob, therefore it is best to choose the original or the replacement that is identical in size, voltage, and specification.
Your Peugeot 308 keyfob may not work if it is linked to another vehicle. It is possible that you have accidentally given the key fob to someone else or the key was used to unlock other vehicles. This issue can be solved by reprogramming your key fob using an OBDII scan. The scanner will usually ask you for certain information regarding your vehicle, such as the VIN or engine type, and it's crucial that you enter it correctly.