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 coin battery or water damage, receiver module issues or a malfunctioning electronic chip Fortunately, all of these are simple to fix, and you'll have your car back to normal in no time Car keys can also become faulty due to the blade getting worn It is easy to fix the issue by visiting your local Car Key Man Auto Locksmith to get a new blade installed Battery The key fob of your Peugeot 308 may die or become weak enough to not send a clear signal This could cause the key fob's function to cease, preventing you from locking and opening the doors or starting your engine To fix this, you'll need to replace the battery inside your key fob You'll need a replacement battery from an auto parts store or a local hardware store When you buy the battery, make sure that it's brand new and hasn't been sitting on the shelf for too long A new battery has greater capacity and will transmit a stronger signal your vehicle After replacing the battery, try unlocking the doors and locking them using the key fob If the doors do not unlock it's possible that the receiver module inside the car is at fault The local Peugeot dealer can reprogramme the receiver module The internal chip of the key fob might be damaged You can damage your key fob if you drop it on the ground, or expose it to moisture https//wwwthekeylabcouk/peugeot-car-keys/ that shield your chip from moisture can become worn out over time This is particularly true if you expose your key fob to water for prolonged periods of time, like submerging it at the beach in the ocean To prevent this from happening you should keep your key fob out of moist areas and away from water Water Damage If your key fob is submerged, regardless of whether you dropped it in the pool or threw it into the puddle, don't believe it's a loss The key fob is protected by rubber seals however, prolonged exposure to water can harm its electronic chip Water is a great conductor and any water that comes into the key fob could cause the short circuits to be in series that eventually destroy the electronic 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 because of an unresponsive battery Jumper cables are a fantastic method of restarting the engine if you have an additional car If you suspect that the battery is at fault, it will need to be replaced A defective receiver in your car may also block it from receiving the signal from the key fob It could be due to a issue with the antenna, or wiring or the key fob may be damaged If you're using the latest key fob, it may require to be programmed into the vehicle If you cannot fix the issue on your own, contact a professional technician A technician who is trained in the field will be able identify the issue quickly, and then fix it right away Radio Interference The signs of a keys not being recognized or having a restricted range usually indicate that there is interference in the system It could be radiated or conducted, with the latter being caused by power supply cables and the speaker wiring being too close to electrical components In general, rerouting cables and moving them away from these components can solve the problem It's unlikely that anyone is listening in on the key fob's signals to steal your car, however it's possible that the signal has been drowned out by radio frequency interference Fortunately, this is easy to fix If your key fobs that aren't being recognized, try a fresh battery Also, ensure that the battery is the correct size and type Batteries that are not of the correct size can damage your fob These devices can interfere with the key signal if they operate on the same radio frequency Do not connect these devices to your key fob Pairing Issues The remote keyless entry system in a car has an antenna that receives radio frequencies from the key fob If the receiver has developed an issue, you will not be in a position to start your car even if the key fob works and can be changed This issue can be caused in a number of ways, including by a dead battery in the coin-cell, or water damage The receiver may be malfunctioning because of a software error or internal damage to the key itself The battery that powers your Peugeot 308 keyfob may have died This battery can be replaced, but you need to be sure it's the right battery for your keyfob A bad battery can cause further issues with the key fob, therefore it's best to use the original or a replacement that is identical in size, voltage and specifications Another reason the reason why your Peugeot 308 key fob might not work is because it is connected to an unrelated vehicle This could be the case if you have given your key fob away to a friend or in the event that the key was used to unlock or start other vehicles This can be resolved by reprogramming the key fob with an OBDII scan This tool typically asks you to provide certain details regarding your vehicle, like the VIN or engine type, so it is essential to enter this correctly