Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot 308 key fob stopped working after a few days it could be due to a dead battery in the coin, water damage or receiver module issues, or a malfunctioning electronic chip. These are all easy solutions that will get your car back to speed in a matter of minutes!
Car keys can also fail because the blade of the key gets worn. It is easy to fix when you visit your local Car Key Man Auto Locksmith and let them put in a new key blade for you.
Battery
The battery for the key fob in your Peugeot 308 can sometimes die or become insufficient to send an energizing signal to the car. The key fob could be inoperable and prevent you from locking or unlocking your doors, or even starting the engine. To fix this issue, you'll have to replace the battery inside your key fob.
You can buy a brand new battery at an auto parts store, or at your local hardware store. When you buy the battery, make sure that it's brand fresh and hasn't just been sitting on the shelf for a long time. A brand new battery has more capacity and can send a stronger signal to your vehicle.
After replacing the battery, try unlocking the doors and locking them using the key fob. If the doors do not unlock the issue is likely in the car's receiver module which can be programmed by your local Peugeot dealer.
The chip inside the key fob can also be damaged. You could cause damage to your key fob when you drop it on the ground or expose it to moisture. Rubber seals that shield your chip from moisture may become worn out over time. This is particularly true when you expose your key fob to water over long periods of time, such as submerging it at the beach in the ocean. To stop this from happening, it's essential to keep your key fob safe from moisture and not let it come in contact with water.
Water Damage
Don't lose hope on your key fob when it gets wet, no matter if you dropped it into an aquisition or stumbled into a Puddle. While the key fob has rubber seals which should shield it from water, prolonged exposure to water could cause damage to its electronic chip. Water is a good conductor and any water that comes into the key fob can cause the short circuits to be in series, which will eventually ruin the electronic chip. After removing the batteries, clean the contacts with isopropyl and dry them completely before putting them back in.
Your Peugeot 308 may not start due to an unresponsive battery. Jumper cables are a fantastic option to restart the engine in case you have an extra car. If the battery is causing the problem and it is not working, it should be replaced.
A defective receiver in your car may also block it from receiving the signal from the keyfob. The key fob might be damaged or there might be a problem with the antenna, wiring or key fob itself. If you're using a new key fob it could need to be programmed to the vehicle. If you cannot fix the problem yourself then contact a professional technician. A trained technician will be able diagnose the problem quickly and fix it immediately.
Radio Interference
Symptoms such as key fobs that are not recognized or having a narrow range of operation usually mean there is a problem in the system. The interference can be radiated or transmitted, which is caused by power and speaker cables that are too close to electrical parts. In general, rerouting cables or moving them away from these components will fix the problem.
It's unlikely that anyone is listening in on the signals from your key fob to steal your car, however it's possible that your signal has been muffled by radio frequency interference. This is a simple problem to solve.
If you're having issues with your key fobs that aren't recognized, try using a new battery. Also, make sure that the battery you are using is the right size and type. A wrongly sized battery can cause damage to the fob.
peugeot 107 replacement key cost G28CarKeys could interfere with the key signal if they operate on the same radio frequency. It is recommended to avoid having these devices attached to your key fob.
Pairing Issues

The remote keyless entry system of a car has a receiver that receives radio signals from the key fob. You will not be able start your vehicle if the receiver is malfunctioning even if your key fob is working and is reprogrammable. This problem can be caused in a number of ways, including an inoperative battery on the coin-cell or water damage. The receiver may be malfunctioning because of an internal or software glitch or damage to the key itself.
The coin battery in your Peugeot 308 keyfob has likely failed. This battery can be easily replaced, but be sure it's the proper battery for your key fob. A bad battery can cause further issues with the key fob, therefore it is recommended to use the original or an alternative that is similar in size, voltage and specification.
Your Peugeot 308 keyfob may not function if connected to another vehicle. This can happen if have given your key fob to a friend or if the key has been used to unlock or start other vehicles. This can be resolved by reprogramming the key fob with an OBDII scan. This scanner will typically ask you to provide certain details regarding your vehicle, like the VIN or engine type, and it is essential to enter it correctly.