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Where Will Peugeot 308 Key Fob One Year From Today?
Peugeot 308 Key Fob Replacement

Peugeot's 308 may be somewhat old-fashioned, but it is still attractive. It's not the most luxurious vehicle in its class, but it's an enjoyable and relaxing driving experience.

We often receive requests from Coded Car Keys to replace peugeot key fobs. The following suggestions will help whether the problem is constant or intermittent.

Water Damage

If you happen to leave your key fob in a pool or splash it with water while kayaking, swimming canoeing, rafting or canyoning, it's more likely to sustain water damage. The best way to avoid this from happening is to always keep it in a dry, dry bag when you're going outdoors or doing activities in which the fob may be exposed to a lot of water.

You'll also need to make sure that the fob is dry prior to opening it and reusing it. If you notice any smells emanating from the fob (such as industrial liquid or windshield washer fluid) it is a sign that it has been submerged.

A wet circuit board can cause the battery to lose its charge or even explode. If you are able to get your 308 keyfob out of the water you need to turn the button side up and shake as much water out as you can prior to opening the casing. Remove the battery, then clean the circuit board using a cotton swab which has been dipped into 90-percent alcohol.

Other reasons why your Peugeot 308 remote keyless entry system that you use to enter your home may stop working include the battery of your coin is dead, receiver module issues signal interference, an electronic chip that is defective. If none of the above are the issue it is possible to reset the system by removing the 12 volt battery from the car for 15 minutes.

Dead Coin Battery

Peugeot cars are equipped with a remote start system that allows drivers to start their car from the distance, allowing them to warm up or cool down the car before they enter. This feature is very beneficial, especially in the cold winter months. But sometimes, the remote start system stops functioning due to a variety of reasons, including a dead coin battery.

A coin-shaped battery that is in the key fob will last a time of between two and four years, based on how often it's used and the location where it was purchased. The KeyLab -by date will be written on the packaging or marked in the user manual.

If the key fob has stopped working after exposure to water that is clean and you want to take the battery off, clean the electronic chip using a paper towel and isopropyl Alcohol, then dry it thoroughly before replacing it. In the event of exposure to salty or soapy water, the chip may be fried and you will need to replace the key fob altogether.


If you're not sure whether the battery is damaged you can check the voltage using an instrument connected to the terminals for plus and minus. The voltage should be around 12-13 volts, but if it's lower, then the battery needs to be replaced. 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 start.

Faulty Receiver Module

If you don't see the "Key Detected" you might find the receiver module faulty. It's the component that sends an alarm to the car when your key fob is activated, which acts as an immobiliser and prevents it from starting unless the key that you want to use is present.

This could be due to a range of causes including water damage or simply getting old. If your Peugeot 308 key fob has been exposed dirty tap water, like the electronic chip inside may be damaged. In this instance you'll need to remove the unit apart and thoroughly clean it with isopropyl alcohol or an electronic cleaner. Once the battery is dry you can attempt to test it again.

If the issue isn't resolved the issue persists, it's a good idea to see a local Peugeot specialist or locksmith. They'll employ a diagnostic tool identify the issue and fix it.

It can be a stressful experience to lose your Peugeot car key. However, a professional auto locksmith can resolve the issue in only a few minutes. They can program your vehicle and cut a brand new, working key for you. Click here to find the nearest locksmith.

Faulty Electronic Chip

The electronic chip inside the Peugeot 308 key fob plays an essential part in the remote control system. If it is damaged your car may not start or you might receive a message that reads "anti-theft active". In this scenario the only option is to replace the key. Luckily, auto locksmiths who are professionals are able to provide this service within the shortest period of time.

The chip in your Peugeot 308 key fob can be damaged due to sweat, water damage dirt, or other causes. If your Peugeot key fob has been exposed soapy or dirty water, it needs to be cleaned immediately. You can make use of a paper towel and isopropyl alcohol for cleaning the electronic component. After that, let the battery completely dry.

Radio interference can cause a key fob to cease working. This can happen when other devices operate on the same frequencies as your Peugeot keyfob. It could also be caused by weather conditions 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 extremely delicate and requires special care. It is essential not to drop or throw the key fob. If you lose it, try to locate it as soon as you can. You can reset all the on-board computers by disconnecting the 12 volt battery for a short period of time. Make sure you disconnect the negative cable first before connecting the positive.

Read More: https://www.thekeylab.co.uk/peugeot-car-keys/