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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, water damage, receiver module issues or a malfunctioning electronic chip. These are all easy fixes that can get your car back up to speed in no time!
The key blade can become worn out and result in a faulty car key. It is easy to fix this problem by visiting your local Car Key Man Auto Locksmith to get a new blade installed.
Battery
The battery of the key fob in your Peugeot 308 can sometimes die or become too weak to send an intense signal to your car. The key fob may not function and stop you from locking or unlocking your doors or even starting your engine. To fix this issue, you'll have to replace the battery on your key fob.
You can buy a brand new battery at an auto parts store, or at your local hardware store. When you purchase the battery, make sure that it's brand new and hasn't been on the shelf for too long. A new battery will have more capacity and will also be able to transmit a stronger signal to the car.
After replacing the battery try unlocking the doors and locking them using the key fob. If the doors don't open, it's likely that the receiver module inside the car is responsible. Your local Peugeot dealer can reprogramme the receiver module.
It's possible that the key fob's internal chip has been damaged. You can harm your key fob if you drop it on the ground, or expose it to moisture. The rubber seals that protect your chip from moisture could get worn out over time. This is especially true when you expose your key fob to water over long periods of time, for example, submerging it in the ocean. To avoid this occurring, it's crucial to keep your key fob free from moisture and not let it come into contact with water.
Water Damage
Don't let go of your key fob when it gets wet, no matter if you dropped it in an aquisition or stumbled into a puddle. The key fob is protected by rubber seals, but prolonged exposure to water may affect the electronic chip. Water is a good conductor and any water that comes into the key fob will cause an array of short circuits, which will eventually ruin the electronic chip. After taking the battery out, clean its contacts with isopropyl alcohol and dry it off completely before putting it back into.
A dead battery might be the reason your Peugeot 308 won't start. If you have an extra vehicle, jumper cables may be used to start the engine again. If the battery is damaged the battery must be replaced.
Another possible cause is an ineffective receiver in the vehicle, which can prevent it from receiving a signal from the key fob. The key fob may be damaged or there might be a problem with the antenna, wiring or key fob itself. If you are using a new key fob it could need to be programmed to the vehicle. If you're unable to solve the issue, contact a professional technician. A professional who has been trained in the field will be able to determine the issue quickly and resolve it quickly.

Radio Interference
Interference can result in problems such as a key fob that's not recognized or has a limited range. It is either radiated or conducted, with the former resultant from power supply cables or speaker wiring that is too close to electrical components. In general, rerouting cables and moving them away from these components can solve the issue.
It's unlikely someone is watching your key fob's signal in an attempt to steal your vehicle however it is possible that radio interference has slowed the signal. This is a simple issue to fix.
If your key fob isn't being recognized by the system, try replacing the battery. Make sure the battery is of the correct size and type. A wrongly sized battery can cause damage to the fob.
These devices may interfere with the key signal if they use the same radio frequency. It is recommended not having these devices attached to your key fob.
Pairing Issues
The remote keyless entry system in the car is equipped with an antenna that receives radio frequencies from the key fob. If this receiver develops problems, you won't be capable of starting your car regardless of whether the key fob is functional and can be changed. The issue can result from a variety of reasons, such as an inoperative coin battery or water damage. The receiver could also be malfunctioning as a result of a software error or internal damage to the key itself.
The battery inside your Peugeot 308 keyfob is likely to have been drained. peugeot key fob replacement G28CarKeys can be replaced, but you need to make sure that it is the proper battery for your keyfob. It is best to choose one that is the same size in terms of voltage, size, and specifications as the original.
Your Peugeot 308 keyfob may not function if 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 and begin other vehicles. It is possible to fix this issue by reprogramming the fob using an OBDII scanner. This tool will usually ask you for specific details regarding your vehicle, for example the VIN or engine type, so it's important to enter this correctly.