Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot key fob suddenly stopped functioning, it could be due to a dead coin-cell battery, water damage, receiver modules issues, or a malfunctioning chip. These are all simple solutions and you'll be able to bring your car back to speed in a matter of minutes!
Car keys can also be damaged due to the fact that the blade on the key gets worn. You can fix this issue by visiting your local Car Key Man Auto Locksmith to get a new blade installed.
Battery
The battery of the key fob in your Peugeot 308 can sometimes die or become too weak to send an energizing signal to the car. The key fob can cease to function and stop you from locking or unlocking your doors or even starting the engine. To fix this issue, you'll need to replace the battery on your key fob.

You'll need the replacement battery from an auto parts store or a local hardware store. When you purchase the battery ensure that it's fresh and hasn't just been sitting on the shelf for too long. A new battery will have more capacity and will also be able to transmit a stronger signal to the car.
After replacing the battery try unlocking the doors and locking them using the key fob. If the doors aren't unlocking it's likely that the receiver module inside the car is at fault. The local Peugeot dealer can reprogram the receiver module.
The internal chip of the key fob might be damaged. It's possible to cause damage to your key fob when you drop it on the ground, or expose it to water. The rubber seals that protect the chip from moisture might become worn down over time particularly if the key fob is exposed to water for long durations, like submerging it in the ocean at the beach. To avoid this from happening, it's essential to keep your key fob away from moisture and never let it come into contact with water.
Water Damage
If your key fob gets soaked, whether you tossed it into the pool or threw it into a puddle, don't assume it's a loss. While the key fob has rubber seals to protect it from water, prolonged exposure to water can cause damage to its electronic chip. Water is a great conductor and any water that gets inside the key fob will cause a series short circuits, which will eventually ruin the electronic chip. After removing the battery, clean the contacts with isopropyl alcohol, and dry it off completely before putting it back in.
Your Peugeot 308 may not start because of a dead battery. Jumper cables can be a great option to restart the engine if you have an extra car. If the battery is the problem then it must be replaced.
Another reason could be a defective receiver inside the vehicle, which can prevent it from receiving a signal from the key fob. It could be due to a issue with the antenna or wiring, or the key fob could be damaged. It is possible to programme a new key fob to your vehicle if you are using one. If you're unable to solve the issue, contact a professional technician. A trained technician will be able to find the issue quickly and fix it immediately.
Radio Interference
The signs of a key fob not being recognized or having a limited range typically indicate that there is a problem with the system. The interference can be transmitted or radiated, which is caused by power cables and speaker cables being too close to electrical components. Generally, rerouting the cables or moving them further away from these components could solve the problem.
peugeot 107 remote key is listening to your key fob signal in the intention of stealing your vehicle, but it's possible that radio interference has slowed the signal. This is a simple issue to solve.
If your key fob is not being recognized by the system, try replacing the battery. Also, ensure that the battery you are using is the proper size and type. Incorrectly sized batteries could harm the fob.
Some aftermarket alarm systems and radar detectors use the same radio frequency as your key fob which can cause them to interfere with your key signals. It is best to avoid having these devices attached to your key fob.
Pairing Issues
A car's remote keyless entry system is a receiver that receives radio frequency signals from the key fob. It is not possible to start your vehicle if the receiver isn't working even if your key fob is functioning and can be reprogrammed. The issue could be caused by a number of reasons, such as the battery of a coin that is dead and water damage. The receiver may also be malfunctioning due to an internal or software glitch or damage to the key itself.
The battery inside your Peugeot 308 keyfob has likely failed. This battery can be easily replaced, but you must make sure that it is the right battery for your keyfob. If you use a battery that is not correct, it could lead to further problems with the key fob, so it's best to use the original or an equivalent replacement in size, voltage and specification.
Your Peugeot 308 keyfob may not work if it has been connected to a different vehicle. This can happen if have given your key fob to a friend or in the event that the key was used to unlock or start other vehicles. This can be resolved by reprogramming your key fob using an OBDII scanner. This scanner will typically ask you for certain information regarding the vehicle, such as the VIN or engine type, and it's essential to fill in the correct information.