Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot key fob suddenly stopped working, it could be because of a dead battery in the coin-cell unit or water damage, receiver modules issues, or even a defective chip. These are all simple fixes that can get your car back up to speed in a matter of minutes!
The key blade may become worn-out and cause a faulty car key. It is easy to solve this issue by visiting your local Car Key Man Auto Locksmith to install a new blade.
Battery
The key fob of your Peugeot 308 may die or become weak enough to not send a strong signal. This can cause the key fob's function to cease which prevents you from locking or opening the doors or starting your engine. To fix this issue, you'll need to replace the battery on your key fob.
You'll have to purchase the replacement battery from an auto parts shop or your local hardware store. When you purchase the battery, make sure that it's brand new and hasn't been sitting on the shelf for too long. A brand new battery will have more capacity and can send a stronger signal to the car.
After replacing the battery try unlocking the doors and locking them with the key fob. If the doors don't unlock the issue is likely with the car's receiver module, which can be reprogrammed by your local Peugeot dealer.
It's also possible that the chip inside your key fob is damaged. You could harm your key fob if 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 especially true when you expose your key fob to water for long periods of time, such as submerging it at the beach in the ocean. To avoid this happening, it's essential to keep your key fob safe from moisture and not let it come into contact with water.
Water Damage
If your key fob becomes wet and soaked, whether you dropped it in the pool or threw it into a puddle, don't assume that it's an accident. While the key fob comes with rubber seals that should protect it from water, prolonged exposure to water could lead to damage to its electronic chip. Since water is an excellent conductor and conductor, any water that is able to get inside the key fob could create a series of short circuits which will eventually destroy the chip. After taking the batteries out, clean the contact surfaces with isopropyl, and then dry them completely before putting them back in.
Your Peugeot 308 may not start due to the battery being dead. Jumper cables are an excellent method to start the engine if you own an additional vehicle. If the battery has a problem the battery must be replaced.
A poor receiver in the car may also block it from receiving the signal from the key fob. The key fob may be damaged or there could be an issue with the antenna, wiring or the key fob itself. If you are using the latest key fob, it could need to be programmed to the vehicle. If you're unable to fix the problem yourself, contact a professional technician. A trained technician will be able to identify the issue quickly and fix it promptly.
Radio Interference
For example, a key fobs that are not recognized or having a limited range typically indicate that there is an interference in the system. The interference could be radiated or transmitted, the latter resulting from power cables and speaker cables being too close to electrical parts. Generally, rerouting the cables or moving them away from these components can solve the problem.
It's unlikely that someone is watching your key fob signals to take your car away, but it's possible that the signal is being distorted by radio frequency interference. Fortunately, this is easy to fix.
If you're having issues with your key fob not being recognized, try using a fresh battery. Also, ensure that the battery is of the right type and size. A wrongly sized battery can cause damage to the fob.
These devices could interfere with the key signal if they are using the same radio frequency. peugeot 207 key fob programming is best to avoid using these devices with your key fob.

Pairing Issues
A car's remote keyless entry system is a receiver that receives radio frequency signals from the key fob. You won't be able to start your vehicle if the receiver is not functioning properly, even if your key fob works and can be reprogrammed. This issue could be caused by a variety different ways, such as a dead battery in the coin-cell, or water damage. The receiver could also be malfunctioning as a result of an internal or software glitch or damage to the key itself.
The battery for your coin in your Peugeot 308 keyfob may have gone out of service. The battery can be easily replaced, but ensure that it's the proper battery for your key fob. If you use a battery that is not correct, it could cause further issues with the key fob, so it is best to choose the original battery or the replacement that is identical in size, voltage, and specifications.
Your Peugeot 308 keyfob may not work if it has been paired with another vehicle. This could be the case if you have given your key fob to someone else or in the event that the key was used to unlock or start other vehicles. You can fix this by reprogramming the key fob with an OBDII scanner. This tool will ask for details about your car such as its VIN or engine type. It is important to enter the correct information.