Peugeot 308 Key Fob Problems and How to Fix Them
If your Peugeot 308 key fob stopped functioning one day, it could be due to a dead battery in the coin, water damage or receiver module issues, or a damaged electronic chip. These are all easy solutions that will restore your car to speed in a matter of minutes!
The key blade could become worn out and cause an unusable car key. This is an easy fix by visiting your local Car Key Man Auto Locksmith and let them put in the new key blade for you.
Battery
The key fob of your Peugeot 308 may die or become weak enough to not send a clear signal. The key fob might stop working and prevent you from locking or unlocking your doors or even starting the engine. You'll need a replacement battery for the key fob in order to fix this.
You'll need to buy a new battery from an auto parts store or at your local hardware store. When you buy the battery, make sure that it's brand new and hasn't been on the shelf for a long time. A fresh new battery will have greater capacity and be able to send a stronger signal the car.
After replacing the battery try unlocking the doors and locking them with the key fob. If the doors aren't unlocking it's likely that the issue lies with the car's receiver module which can be changed by your local Peugeot dealer.
The chip inside the key fob could also be damaged. This could happen if you drop your key fob on the ground or expose it to water. The rubber seals that protect the chip from moisture may be worn down over time, particularly if the key fob is exposed to water for long periods of time like submerging it in the ocean at the beach. To avoid this you must keep your key fob away of moisture and away from water.
Water Damage
Don't lose hope on your key fob if it gets wet, no matter if you slipped into the pool or slipped into a puddle. The key fob is protected by rubber seals however, prolonged exposure to water could harm its electronic chip. Water is a good conductor, and any water that gets inside the key fob will cause the short circuits to be in series that eventually destroy the electronic chip. After removing the battery scrub the contacts with isopropyl alcohol and dry it completely before putting it back into.
A dead battery can also be the reason that your Peugeot 308 won't start. If you have a spare car, jumper cables can be used to start the engine again. If the battery is causing the problem the battery will need to be replaced.
Another possible cause is a malfunctioning receiver in the vehicle, which could prevent 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. If you're using a new key fob it might need to be programmed into the vehicle. If you cannot solve the issue yourself then contact an expert technician. peugeot 107 remote key replacement will be able find the issue quickly and fix it immediately.
Radio Interference
Interference can cause problems such as a key fob that is not recognized or has a restricted range. The interference can be radiated or transmitted, the latter caused by power cables and speaker cables being too close to electrical parts. In general, rerouting cables or moving them away from these components will fix the problem.
It's unlikely that someone is watching the signals from your key fob to steal your car, but it's possible that your signal has been muffled by radio frequency interference. This is a simple issue to solve.
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 correct size and type. Batteries that aren't the correct size could damage your battery.

Certain alarm systems and radar detectors operate on the same radio frequency as your key fob and this can cause them to interfere with your key signals. It is best to avoid using these devices with your key fob.
Pairing Issues
The remote keyless entry system in a car has a receiver which receives radio signals from the key fob. It will not be possible to start your vehicle if this receiver is malfunctioning, even if your key fob is in good working order and can be reprogrammed. The issue could be caused by a range of things, including the dead battery in the coin and water damage. The receiver could be malfunctioning because of an internal or software issue or damage to the key itself.
One of the most frequent reasons your Peugeot 308 key fob isn't working is because the coin battery inside has died. This battery can be easily replaced, but you must ensure that it's the proper battery for your keyfob. Using an incorrect battery could cause further issues with the key fob, so it is recommended to use either the original or a replacement that is identical in size, voltage and specification.
Your Peugeot 308 keyfob may not function if linked to another vehicle. You may have accidentally given your key fob to a friend, or the key was used to unlock other vehicles. You can fix this by reprogramming the key fob using an OBDII scanner. This tool will ask for details about your car including its VIN or engine type. It is essential to enter the correct details.