Peugeot 308 Key Fob Replacement
Peugeot's 308 might seem slightly old but it's still striking. It's not the most luxurious car in its class, but it is a pleasant and peaceful drive.
We often receive requests from Coded Car Keys to replace peugeot key fobs. The following tips can aid in solving the issue whether it is ongoing or intermittent.
Water Damage
If you accidentally drop your key fob into the puddle, or it is soaked while kayaking, canoeing, rafting or canyoning it is likely to be damaged by water. The best way to stop this from happening is to keep it in a dry bag when you're outside or performing activities that require the fob to be exposed to large amounts of water.
It's also crucial to make sure that the fob is completely dried out before you open it and use it again. If you smell any odors emanating from the fob (such as industrial liquid or windshield washer fluid) It's another indicator that it is submerged.
A circuit board that's damp can cause the battery to lose its charge, or even explode. If you're able, if you can, pull your key fob 308 out of the water body it was stuck in it, flip the button side down and shake out as much water as you can before opening the case. After opening it, take off the battery and wipe down the circuit board using a cotton swab dipped in 90 percent isopropyl alcohol.
Other causes why your Peugeot 308 remote entry keyless system might not function include a dead coin cell battery or receiver module issue signal interference or a faulty chip. If none of the above are the cause you can reset the system by disconnecting 12 volt battery from your car for 15 minutes.
Dead Coin Battery
Peugeot cars come with remote start systems that allows drivers to start their car from some distance, which allows them to warm up or cool down the car before entering. This feature is extremely helpful particularly during the winter's cold and chilly months. The remote start system can be stopped for a variety of reasons, such as the dead battery in the coin-battery.
The coin-shaped battery contained inside the key fob can last between two and four months, depending on how frequently it is used, the location it was purchased and how it is utilized. The date of use is printed on the packaging or mentioned in the user manual.
If the key fob is not functioning after exposure to water that is clean then you must remove the battery, clean the chip using a paper towel and isopropyl alcohol, and then dry it completely before replacing it. If the key fob was exposed to soapy or salty water, it could have fried the chip. You will need to replace it.
If you're not sure if the battery is defective you can check its voltage using a multimeter that is connected to both the terminals for plus and minus. The voltage should range from 12-13 volts but if it is lower, the battery must be replaced. You can also reset your computer in the onboard computer by disconnection and reconnecting the 12 volt batteries in reverse order. (positive cable first then negative cable). The engine should start.
Faulty Receiver Module
If you're not getting the "Key Detected" message on your dashboard, it's possible the receiver module has developed a fault. It's the part that sends out an alert when the key fob activates. It also functions as an alarm that stops the vehicle from starting without the correct key.
This could be due to a range of causes including water damage or simply getting old. If the electronic chip within your Peugeot 308 keyfob has been damaged by dirty tap water it could be because the keyfob was contaminated with it. In this situation it is necessary to take it apart and clean it thoroughly with isopropyl alcohol or electronic cleaner. Once the battery has dried you can attempt to test it again.
If the issue continues to persist, it is recommended to see the local Peugeot expert or locksmith. They will be able to make use of a diagnostic device to identify the problem and repair it for you.
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Faulty electronic chip
The electronic chip inside the Peugeot 308 key fob plays a crucial role in the remote control system. If the chip is damaged, you may encounter issues starting your car or receive a message saying "anti-theft". In this instance the only option is to replace the key. Fortunately, professional auto locksmiths can provide the service in the shortest time.
The chip in the key fob of your Peugeot 308 may become faulty for many reasons, such as water damage, sweat or dirt. If your Peugeot 308 key fob has been exposed to soapy water, you should take it to the cleaners immediately. You can use a paper towel and isopropyl alcohol for cleaning the electronic component. After that, you should allow the battery to completely dry.
Sometimes the key fob may stop working because of radio interference. peugeot partner key fob can be caused by other devices that operate at the same frequency as your Peugeot key fob. It could also be caused by bad weather or objects in the vicinity. It is recommended that you visit a Peugeot dealer if you experience this issue.

The Peugeot Key Fob 207/308 is delicate and needs particular care. It is important not to throw or drop the key fob. If you lose it, try to find it as quickly as is possible. You can reset the on-board computer by disconnection of the battery for a few minutes. Remove the negative cable before the positive.