Peugeot 308 Key Fob Replacement
Peugeot's 308 is slightly old but it's still attractive. It's not the most luxurious vehicle in its class, but it is an enjoyable and relaxing drive.
We are often asked at Coded Car Keys to replace peugeot key fobs. Whether the problem is intermittent or constant the following suggestions should aid.
Water Damage
When you accidentally leave your key fob in a pool or splash it with water during kayaking, swimming, canoeing, rafting, or canyoning, it's likely to be damaged by water. Keep your key fob in a dry bag every time you are outdoors or engage in activities that could expose it to large amounts of water.
You'll also need to make sure that the fob is completely dry before opening it up and re-using it. If you smell any odors emanating from the fob (such as industrial liquid or windshield washer fluid) This is a further indication that it's submerged.
A circuit board that's wet can cause the battery to dump its charge or even explode. If you are able to get the 308 keyfob from the water and turn it upside up and shake as much water out as you can before opening the casing. Take the battery out, and then clean the circuit board with a cotton swab that has been dipped in 90-percent alcohol.
Other reasons your Peugeot 308 remote keyless entry system that you use to enter your home may not function include a dead coin battery or receiver module issues, signal interference, or an electronic chip that is damaged. If none of these causes the reason, you may try resetting the system by disconnecting the 12 volt battery for about 15 minutes.
Dead Coin Battery
Peugeot cars are equipped with remote start technology that allows drivers to start their vehicle from some distance, which allows them to warm up or cool down the car before they get in. This feature is extremely helpful particularly during the winter's cold and chilly months. The remote start system may cease to function for a variety reasons, including the dead battery in the coin-battery.
The coin-shaped battery contained inside the key fob can last between two and four years depending on the frequency with which it is used, where it was purchased and how it is utilized. The date for use-by will be printed on the package or mentioned in the user's manual.
If the key fob stopped functioning after exposure to clean tap water and you want to remove the battery, clean the chip with a paper towel and isopropyl Alcohol, then dry it completely before replacing it. If exposed to salty or soapy water, the chip may be damaged and you'll need to replace the key fob entirely.
If you're not sure whether the battery is damaged it is possible to check its voltage with a multimeter connected to both the minus and plus terminals. If the voltage is lower than 12-13 volts, you need to replace the battery. Alternatively, you can try to reset the onboard computer by disconnecting the battery with 12 volts for a few minutes and reconnecting it in reverse order (positive cable first and then negative). The engine should now start.
Faulty Receiver Module
If you don't see "Key Detected" It could be that your receiver module is not working properly. It's the part that transmits an alert to the car when the key fob is activated, that also acts as an immobiliser, and stops it from starting until the correct key is present.
This could be due to a range of causes, such as water damage or simply the aging process. If the electronic chip within your Peugeot 308 keyfob is damaged due to dirty tap water it could be because the keyfob was exposed it. In this instance you'll need to remove the unit apart and thoroughly clean it with isopropyl or electronic cleaner. When the battery is dry then you can try again.

If the problem persists it is a good idea to visit a local Peugeot expert or locksmith. They can use a diagnostic tool in order to identify the issue and then fix it.
Losing your Peugeot keys to your car is a stressful experience. A certified auto locksmith will be able to solve the issue in minutes. They can cut a brand new key and program it to your vehicle, ensuring you're back on the road again in the shortest amount of time. Click here to find a locksmith near you.
Electronic chip malfunctions
The electronic chip that is in the Peugeot 308 key fob is a very vital component of the remote control system. If the chip is damaged, you may experience difficulties starting your vehicle or receive a message saying "anti-theft". In this scenario the only option is to replace the key. Professional auto locksmiths are able to offer the fastest possible time.
The chip inside the chip of your Peugeot 308 key fob can be damaged by sweat, water damage, dirt or other reasons. If your Peugeot 308 key fob has been exposed to soapy water, you should clean it immediately. You can wipe the electronic component with a paper towel soaked in isopropyl Alcohol. The battery should be allowed to fully dry.
Sometimes the key fob may not function due to radio interference. This is usually caused by other devices operate on the same frequencies as your Peugeot keyfob. replacement peugeot key fob could be caused by bad conditions or objects within the vicinity of the vehicle. If you experience this problem it is recommended to visit the Peugeot dealership.
The Peugeot 207/308 Key Fob is fragile and requires special attention. It is essential not to throw or drop the key fob. If you lose it, try to find it as quickly as you can. You can reset the on-board computer by disconnecting the battery for a few minutes. Disconnect the negative cable prior to the positive.