Are You Responsible For A Peugeot 308 Key Fob Budget? 12 Best Ways To Spend Your Money Peugeot 308 Key Fob Replacement

Peugeot's 308 might be slightly old but it's appealing. It's not the most luxurious car in its class, but it's an enjoyable and relaxing drive.

Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. Whether the problem is ongoing or continuous, the following tips should help.

Water Damage

When you accidentally leave your fob in a puddle or get it wet during kayaking, swimming, canoeing, rafting or canyoning, it's likely to be damaged by water. Keep your key fob in a dry, dry bag each time you are outdoors or engage in things that expose it to excessive water.

It's also essential to make sure the fob has completely dried out prior to opening it to use it again. If you notice any odors emanating from the fob like an industrial liquid smell or the scent of windshield washer fluid, this is another sign that it's submerged in water.

A circuit board that is wet could cause the battery to discharge its energy or even explode. If you're able to pull your 308 key fob out of the water in which it was stuck in then flip the button side down and shake out as much water as you can before opening the case. After you open it, take out 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 work include a dead coin cell battery or receiver module issues signal interference or a damaged chip. If none of the above are the reason it is possible to reset the system by disconnecting 12 volt battery from your car for 15 mins.

Dead Coin Battery

Peugeot cars come with a remote-start system which allows the driver to start the car from a distance by warming up or cooling down the vehicle prior to getting in. This feature is extremely useful particularly during the cold winter months. The remote start system may not function due to a variety of reasons, such as an inactive coin-battery.

The coin-shaped battery that is inside the key fob could last between two and four years depending on how often it's utilized, the place it was purchased and how it is utilized. The use-by date will be printed on the packaging or in the user's manual.

If the key fob is no longer working after exposure to clean tapwater, take out the battery and clean the electronic chip using an absorbent paper towel that has been soaked in isopropyl ethanol. Then dry the chip thoroughly before replacing it. If exposed to soapy or salty water, the chip might be fried and you will have to replace the key fob in total.

If you're unsure whether the battery is defective it is possible to check its voltage with a multimeter that is connected to both the terminals plus and minus. If the voltage is lower than 12-13 volts then you need to replace the battery. Alternately, you could try to reset the on-board computer by disconnecting the 12 volt battery for a few minutes, and reconnecting it in reverse order (positive cable first followed by negative). The engine should start after this.

Faulty Receiver Module

If you're unable to see the "Key Detected" message on your dashboard, then it's possible that your receiver module has created a fault. It's the part which sends out a signal when your key fob activates. It also acts as an alarm, and stops the vehicle from starting without the correct key.

It could be due to several causes, such as water damage or just getting old. If the electronic chip within your Peugeot 308 keyfob has been damaged due to dirty tap water it could be due to the fact that the keyfob was contaminated with it. In this case you'll have to take the device apart and clean it thoroughly using isopropyl alcohol or electronic cleaner. When the battery is dry you can try it again.

If The Key Lab isn't resolved you're probably in need of a idea to see an area Peugeot specialist or locksmith. They will be able to use a diagnostic tool to identify the issue and repair it for you.

Losing your Peugeot keys to your car can be an extremely stressful experience. A qualified auto locksmith can solve the problem within minutes. They can program your vehicle and cut a new working key for you. Click here to find a locksmith near you.

Faulty Electronic Chip

The electronic chip inside the Peugeot 308 key fob is a very important part of the remote control system. If it is damaged your car may not start or get a message saying "anti-theft active". If this occurs, the only option to fix the problem is to replace the key. Fortunately, auto locksmiths with experience are able to provide this service in the shortest time.


The chip in your Peugeot 308 key fob can be damaged due to sweat, water damage dirt, or other reasons. If your Peugeot 308 key fob is exposed to soapy water, it is recommended to clean it immediately. You can clean the electronic component using the help of a towel that is soaked in isopropyl Alcohol. The battery should then be allowed to fully dry.

Sometimes, a key fob can cease to function due to radio interference. This could be due to other devices use the same frequency as your Peugeot keyfob. This could be due to poor conditions or objects within the vicinity of the vehicle. If you experience this issue, it is best to visit an Peugeot dealership.

The Peugeot 207/308 key fob is extremely delicate and requires attention. It is crucial not to drop or throw the key fob. If you lose it, try to find it as soon as you can. You can reset all on-board computers by disconnecting the 12 volt battery for a few minutes. Disconnect the negative cable before the positive.