Peugeot 308 Key Fob Replacement
Peugeot's 308 might be catching on a bit, but it still feels attractive. It's not the most luxurious car in its class and the Ford Focus or Volkswagen Golf will protect you from imperfections on the road - but it's still a pleasant and pleasant driving experience.
We are often asked at Coded Car Keys to replace peugeot key fobs. The following tips can aid whether the issue is constant or intermittent.
Water Damage
If you accidentally drop your fob in the midst of a puddle or splash it with water while swimming, kayaking, canoeing, rafting or canyoning, it's probably to be damaged by water. Keep your key fob in a dry bag whenever you are outdoors or engage in things that expose it to large amounts of water.
It's also crucial to ensure sure the fob has completely dried before you open it up and then use it again. If you smell any odors emanating from the fob (such as industrial fluid or windshield washer fluid) It's another indication that it's submerged.
A circuit that is wet can cause the battery's charge to drain or even explode. If you're able to pull your 308 key fob out of the water in which it got stuck in, flip the button side down and shake out as much water as you can before opening the case. After you open it, take off the battery and clean the circuit board with an alcohol-soaked cotton swab. 90 percent isopropyl alcohol.
Other reasons why your Peugeot 308 remote entry keyless system might not work include a dead coin cell battery or receiver module issues, signal interference or a defective chip. If none of the above are the cause, you can try resetting the system by disconnection of the battery that is 12 volts for approximately 15 minutes.
Dead Coin Battery
Peugeot cars come with remote start systems that allows drivers to start their car from an extended distance, which allows them to warm up or cool down the car before entering. This feature is very useful especially during the cold winter months. However, sometimes the remote stop system stops operating due to a range of reasons, such as the battery in the coin is dead.

The coin-shaped battery contained inside the key fob can last between two and four years based on how frequently it is used, the location it was purchased and how it is utilized. The date of use will be printed on the package or marked in the user manual.
If the key fob is no longer working after being exposed to pure tapwater, you need to remove the battery and clean the electronic chip with a paper towel soaked in isopropyl ethanol. Then dry the chip completely before replacing it. If exposed to soapy or salty water, the chip may be damaged and you'll need to replace the key fob altogether.
If you're unsure if the battery is defective you can check its voltage with an instrument connected to the terminals plus and minus. If the voltage is lower than 12-13 volts, then you need to replace the battery. You can also reset your computer that is onboard by disconnecting and reconnecting the 12 volt batteries in reverse order. (positive cable first, then negative cable). The engine should now begin.
Faulty Receiver Module
If you aren't seeing the "Key Detected" you might find the receiver module not working properly. It's the part that sends out the signal when your key fob goes off. It also functions as an alarm that stops the vehicle from starting without the correct key.
This can be due to several causes, such as water damage or just ageing. If your Peugeot 308 key fob has been exposed dirty tap water, for instance the electronic chip inside the device will be damaged. In this scenario you'll have to take off the battery and clean it thoroughly using isopropyl alcohol or electronic cleaner. Once the battery has dried you can attempt to test it again.
If the issue is not resolved, it is a good idea that you visit a local Peugeot expert or locksmith. They can use the diagnostic tool to identify the issue and repair it.
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Faulty electronic chip
The electronic chip in the Peugeot 308 key fob plays an essential function in the remote control system. If the chip is damaged, you may have problems starting your car or receive a message stating "anti-theft". In this scenario the only option is to replace the key. Professional auto locksmiths are able to provide this service within the shortest possible time.
The chip in your Peugeot 308 key fob can be damaged due to water damage, sweat, dirt or other reasons. If your Peugeot key fob was exposed to dirty or soapy water, it must be cleaned immediately. You can wipe the electronic component using a paper towel soaked in isopropyl Alcohol. After that, allow the battery to completely dry.
Sometimes keys can cease to function due to radio interference. This can be caused by other devices that operate at the same frequency as your Peugeot key fob. This could be due to poor conditions or objects within the vicinity of the vehicle. If you encounter this issue it is recommended to visit an Peugeot dealership.
The Peugeot 207/308 Key Fob is fragile and requires particular care. G28 Car Keys is essential not to drop or throw the key fob. If you lose it, try to find it as quickly as possible. You can reset all on-board computers by disconnecting the battery that is 12 volts for a short period of time. Disconnect the negative cable before the positive.