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Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot key fob suddenly stopped working it could be due to an unresponsive battery in the coin-cell, water damage, receiver module issues, or even a defective chip. These are all easy solutions and you'll be able to get your car back up to speed in a matter of minutes!
Car keys can also get damaged because the blade of the key gets worn. It is easy to fix this problem by visiting your local Car Key Man Auto Locksmith to install a new blade.
Battery
The key fob inside your Peugeot 308 may die or become weak enough to not send a strong signal. The key fob might not function and stop you from locking or unlocking your doors, or even starting your engine. To fix this, you'll have to replace the battery inside the key fob.

www.g28carkeys.co.uk can purchase a new battery at an auto parts store, or at your local hardware store. When you buy the battery, ensure that it's new and hasn't been sitting on the shelf for a long time. A brand new battery is more capacity and will transmit a stronger signal to your car.
After replacing the battery After replacing the battery, try locking and unlocking the doors of your Peugeot using the key fob. If the doors do not unlock it's likely that the receiver module inside the car is responsible. The local Peugeot dealer can reprogramme the receiver module.
The internal chip of the key fob can also be damaged. You could harm your key fob if you drop it on the ground or expose it to moisture. Rubber seals that protect your chip from moisture might wear out over time. This is particularly true when you expose your key fob to water for extended periods of time, like submerging it in the ocean or in the ocean. To prevent this from happening you must keep your key fob out of moisture and away from water.
Water Damage
If your key fob is wet, regardless of whether you dropped it in the pool or threw it into the puddle, don't believe it's a case of lost cause. While the key fob comes with rubber seals which should shield it from water, prolonged exposure to water can result in damage to its electronic chip. Water is a good conductor and any water that gets inside the key fob could cause an array of short circuits which can eventually harm the electronic chip. After removing the battery, clean the contacts with isopropyl Alcohol and dry it off completely before putting it back into.
A dead battery might be the reason that your Peugeot 308 won't start. Jumper cables are a fantastic method to start the engine in case you have an additional vehicle. If the battery is faulty it is required to replace it.
Another reason could be a bad receiver in the vehicle, which could stop it from receiving a signal from the key fob. It could be a issue with the antenna, or wiring, or the key fob might be damaged. It could be necessary to program a new keyfob to your vehicle if you are using one. If you cannot fix the problem yourself, contact an expert technician. A trained technician will be able diagnose the problem quickly and correct it swiftly.
Radio Interference
Symptoms such as key fobs not being recognized or having a narrow range often mean that there is a problem with the system. This can be either radiated, or conducted, with the latter resultant from power supply cables or speaker wiring passing too close to electrical components. Generally, rerouting the cables or moving them away from the components can resolve the issue.
It's unlikely someone is watching your key fob signal in the intention of stealing your vehicle however it is possible that radio interference has slowed the signal. This is a simple problem to fix.
If your key fob isn't being recognized by the system, you can try replacing the battery. Also, make sure that the battery is the right size and type. Incorrectly sized batteries can damage the fob.
Some aftermarket alarm systems and radar detectors operate on the same radio frequency as your key fob which can cause them to interfere with your key signals. Avoid connecting these devices to your key fob.
Pairing Issues
The remote keyless entry system includes a receiver that receives radio frequency signals from the key fob. You won't be able to start your car if this receiver isn't working even if your key fob is functioning and is reprogrammable. The issue can be caused by a variety different ways, such as the battery of the coin-cell being dead or water damage. The receiver may be malfunctioning because of an internal or software issue or damage to the key itself.
The battery inside your Peugeot 308 keyfob has likely gone out of service. It is possible to replace it with a brand new battery but it's essential to select the correct battery for your key fob. Using an incorrect battery could cause more problems with the key fob, so it is recommended to use the original or an alternative that is similar in size, voltage and specification.
Another reason that the reason your Peugeot 308 key fob might not work is because it is connected to an unrelated vehicle. It is possible that you have accidentally given the key fob to a friend, or the key was used to unlock other vehicles. It is possible to fix this issue by reprogramming the fob with an OBDII scanner. This tool will ask for details about your car such as its VIN or engine type. It is crucial to enter the correct details.