Peugeot 308 Key Fob Replacement
Peugeot's 308 might be somewhat old-fashioned however it's still attractive. It's not the most luxurious vehicle in its class, but it's a relaxing and civilised drive.
We often get asked at Coded Car Keys to replace peugeot key fobs. The following tips will aid in solving the issue whether it is persistent or intermittent.
Water Damage
If you accidentally drop your key fob into the puddle, or it is wet while kayaking, canoeing, rafting or canyoning it is likely to be damaged by water. The best way to avoid this from happening is to keep it in a dry container when you're outside or performing things where the fob might be exposed to excessive amounts of water.
You'll also need to ensure that the fob is completely dry prior to opening it and using it again. If you smell any odors emanating from the fob (such as industrial liquid or windshield washer fluid), this is another indication that it's submerged.
A wet circuit could cause the battery's energy to drain or even explode. If you can get your keyfob 308 out of the water it is best to turn the button side up and shake as much water out as you can before opening the casing. Remove the battery, then wipe the circuit board clean using a cotton swab that is dipped in 90 percent alcohol.
Other reasons your Peugeot 308 remote keyless entry system may stop working include a dead coin battery, receiver module issues signal interference, an electronic chip malfunctioning. If none of the above are the problem, you can reset the system by disconnecting the 12 volt battery from your vehicle for 15 minutes.
Dead Coin Battery
Peugeot cars are equipped with a remote-start system which allows the driver to start the car from a distance while warming up or cooling down the vehicle prior to stepping inside. This feature is very useful particularly in cold winter months. Remote start systems may stop working for a variety reasons, such as the battery being dead.
The coin-shaped battery contained within the key fob may last between two and four years based on how frequently it is used, the location it was purchased and how it is used. The use-by date will be printed on the packaging or in the user manual.
If the key fob is not functioning after exposure to clean tap water and you want to remove the battery, clean the chip using a paper towel and isopropyl Alcohol, then dry it thoroughly before replacing it. If the key fob was exposed to salty or soapy water, it could have caused the chip to become damaged. You will need to replace it.
If you're not sure whether the battery is damaged, you can check its voltage with an instrument connected to the plus and minus terminals. The voltage should be between 12-13 volts but if it is lower, the battery needs to be replaced. You can also reset the onboard computer by disconnecting and reconnecting the 12 volt batteries in reverse order. (positive cable first then negative cable). The engine should then start after this.
Faulty Receiver Module
If you aren't seeing the "Key Detected", it could be that your receiver module is not working properly. It's that part that sends a signal to the car when your key fob is activated which also acts as an immobiliser, and stops it from starting unless the correct key is present.
This could result from a variety of causes including water damage or simply aging. If the electronic chip in your Peugeot 308 keyfob has been damaged due to dirty tap water, it could be because the keyfob was contaminated with it. In this case, you'll need to take the device apart and clean it thoroughly with isopropyl alcohol or an electronic cleaner. When the battery is dry, you can try again.
If the problem persists it is a good idea to consult the local Peugeot expert or locksmith. They can utilize a diagnostic tool in order to identify the issue and fix it.
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Faulty electronic chip
The electronic chip in the Peugeot 308 key fob is a very crucial component of the remote control system. If it gets damaged, your car might not start or you may receive a message saying "anti-theft active". If this occurs, the only solution to fix the problem is to purchase a new key. Luckily, auto locksmiths who are professionals can complete the task in the shortest time.
G28 Car Keys in your Peugeot 308 key fob can be damaged by sweat, water damage dirt, or any other cause. If your Peugeot 308 key fob has been exposed to soapy water, it is recommended to clean it right away. You can wipe the electronic component using an absorbent paper towel that has been soaked in isopropyl Alcohol. Then, you need to allow the battery to dry completely.
Radio interference can cause a key fob to stop functioning. This could be due to other devices use the same frequency as your Peugeot keyfob. It can also be caused by bad weather or objects that are in the vicinity of the vehicle. It is recommended to see a Peugeot dealer in the event of this problem.
The Peugeot Key Fob 207/308 is fragile and requires particular care. It is imperative not to drop or throw the key fob. If you lose it, try to locate it as quickly as is possible. You can reset all on-board computers by disconnecting the battery that is 12 volts for a few minutes. Make sure you disconnect the negative first, and then the positive.