Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot key fob suddenly stopped functioning it could be because of a dead battery in the coin-cell unit, water damage, receiver module issues, or even a defective chip. These are all simple solutions and you'll be able to restore your car to speed in no time!

The blade of the key can get worn out and cause an unusable car key. This can be fixed if you visit your local Car Key Man Auto Locksmith and let them install an entirely new key blade for you.
Battery
The battery that powers the key fob on your Peugeot 308 can sometimes die or become insufficient to send an energizing signal to the car. The key fob could stop working and prevent you from locking or unlocking your doors, or even starting your engine. To fix this, you'll need to replace the battery inside the key fob.
You'll need to purchase the replacement battery from an auto parts store or at your local hardware store. When replacement key for peugeot 207 g28carkeys.co.uk purchase the battery ensure that it's new and hasn't been sitting on the shelf for a long time. A new battery has greater capacity and can send a stronger signal your car.
After replacing the battery, try unlocking and locking the doors of your Peugeot using the key fob. If the doors aren't unlocking, the problem is likely in 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 has been damaged. It is possible to cause damage to your key fob if you drop it on the ground or expose it to moisture. Rubber seals that shield your chip from moisture could wear out over time. This is especially true if you expose your key fob to water for prolonged periods of time, such as submerging it in the ocean or in the ocean. To prevent this from happening, you must protect your key fob from moisture and never let it come into contact with water.
Water Damage
If your key fob becomes soaked in water, whether you dropped it in the pool or threw it into the puddle, don't believe that it's an accident. The key fob is protected by rubber seals, however, prolonged exposure to water can affect the electronic chip. Water is a good conductor, and any water that enters the key fob can cause an array of short circuits which can eventually harm the electronic chip. After removing the batteries, clean the contacts using isopropyl, and then dry them completely before putting them back into.
A dead battery may be the reason why your Peugeot 308 won't start. If you have an extra car, jumper cables could be used to get the engine working again. If the battery is damaged the battery must be replaced.
A defective receiver in your car may also hinder it from receiving the signal from the key fob. The key fob could be damaged or there could be a problem with the antenna, wiring or the key fob itself. If you have a new key fob it may require to be programmed into the vehicle. If you are unable to fix the problem, contact a professional technician. A technician who is trained in the field will be able diagnose the problem quickly, and then fix it right away.
Radio Interference
Interference can trigger symptoms such as a fob that's not recognized or has a limited range. The interference could be radiated or transmitted, the latter being caused by speaker and power cables passing too close to electrical components. Generally speaking, rerouting cables or moving them away from the components may solve the issue.
It's unlikely that someone is monitoring the key fob's signals to steal your car, however it is possible that the signal is being distorted by radio frequency interference. Fortunately, this is easy to fix.
If your key fobs that aren't being recognized, try using an entirely new battery. Make sure the battery is of the correct size and type. Incorrectly sized batteries can damage the fob.
Certain alarm systems and radar detectors use the same radio frequency as your key fob and could cause them to interfere with your key signals. Do not connect these devices to your key fob.
Pairing Issues
The remote keyless entry system of automobiles has a receiver that receives radio frequencies from the key fob. If this receiver has developed issues, you will not be capable of starting your car, even if the key fob works and is reset. The issue could result from a variety of factors, including the battery of a coin that is dead and water damage. The receiver could also be faulty due to a software glitch or internal damage in the key.
One of the most common reasons for why your Peugeot 308 key fob is not working is that the coin battery inside has died. The battery can be easily replaced, but make sure that it is the correct battery for your keyfob. It is best to use a battery that is the same size in terms of voltage, size, and specifications as the original.
Another reason why the reason your Peugeot 308 key fob might not be working is due to the fact that it has been paired to an unrelated vehicle. It is possible that you have accidentally given your key fob a friend or it was used to unlock other vehicles. You can resolve this by reprogramming your key fob with an OBDII scanner. The tool will ask you for information about your car, including its VIN or engine type. It is important that you enter the correct information.