5 Laws Everyone Working In Peugeot 308 Key Fob Should Know

· 4 min read
5 Laws Everyone Working In Peugeot 308 Key Fob Should Know

Peugeot 308 Key Fob Replacement

Peugeot's 308 may be somewhat old-fashioned, but it is still appealing. It's not the most luxurious car in its class, but it's a relaxing and civilised drive.

Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. If the issue is constant or intermittent the following suggestions should aid.

Water Damage



If you leave your fob in a puddle or get it wet when kayaking, swimming, canoeing, rafting or canyoning, it's probably to suffer water damage. The best way to stop this from happening is to keep it in a dry bag whenever you're outdoors or performing activities that require the fob to be exposed to large amounts of water.

It is also important to make sure that the fob is dry prior to opening it and using it again. If you smell any odors emanating from the fob (such as industrial liquid or windshield washer fluid) This is a further sign that it has been submerged.

A circuit board that's wet can cause the battery to discharge 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 as you can prior to opening the casing. When you've opened it, take off the battery and wipe the circuit board using a cotton swab dipped in 90 percent isopropyl alcohol.

Other reasons that your Peugeot 308 remote entry keyless system might not work include a dead coin-cell battery or receiver module issue, signal interference or a defective chip. If none of these causes the reason, you may try resetting the system by disconnection of the battery at 12 volts for about 15 minutes.

Dead Coin Battery

Peugeot cars are equipped with a remote start system that lets drivers start their vehicle from a distance, allowing them to warm up or cool down the vehicle before they get in. This feature is extremely beneficial particularly during the cold winter months. However, there are times when the remote stop system stops working due to a variety of reasons, including the battery of a coin that is dead.

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

If the key fob stopped working after being exposed to clean tapwater, remove the battery and clean the electronic chip with the aid of a towel soaked in isopropyl ethanol. Then dry the chip completely before replacing it. If the key fob has been exposed to salty or soapy water, it may have fried the chip. You will need to replace it.

If you're not sure whether the battery is damaged You can test its voltage with a multimeter attached to both the terminals plus and minus. The voltage should be between 12 to 13 volts, but if it's lower, then the battery needs to be replaced. If you want to, you can try to reset your on-board computer by disconnecting the 12 volt battery for a few minutes and reconnecting it in reverse order (positive cable first, then negative). The engine should now begin.

Faulty Receiver Module

If you're not receiving the "Key Detected" message on your dashboard, it's possible that your receiver module has been afflicted with a fault. It's that part that sends a signal to the car when the key fob is activated which acts as an immobiliser and prevents it from starting until the key that you want to use is present.

This could be due to a variety of causes, such as water damage or simply ageing. If your Peugeot 308 key fob was exposed to dirty tap water, for example, the electronic chip inside the device will be damaged. In this scenario, you'll need to take it out and clean it thoroughly using isopropyl or electronic cleaner. Once it's dry, you can put the battery back in and test it again.

If the issue continues to persist then it's a good idea to visit a local Peugeot specialist or locksmith. They'll be able employ a diagnostic tool assist in identifying the problem and fix it.

The loss of your Peugeot keys to your car can be an incredibly stressful experience. However, a reputable auto locksmith can fix the issue in just a few minutes. They can cut a brand new key and program it to your vehicle, making sure you're back out on the road in the shortest amount of time. Click here to find a locksmith near you.

Faulty Electronic Chip

The electronic chip that is in the Peugeot 308 key fob is a very vital component of the remote control system. If it becomes damaged, your car may not start, or you could get a message saying "anti-theft active". In this instance, the only solution is to replace the key. Auto locksmiths who are professionals can provide this service within the shortest possible time.

The chip inside your Peugeot 308 key fob can be damaged due to sweat, water damage dirt, or any other cause. If your Peugeot 308 key fob has been exposed to soapy water, it is recommended to cleanse it immediately. You can make use of a paper towel and isopropyl alcohol to clean the electronic component. Then, you need to allow the battery to dry completely.

Sometimes keys may stop working because of radio interference. This can be caused by other devices operating on the same frequency as your Peugeot key fob. It could also be caused by weather conditions or objects around the vehicle. It is recommended to see a Peugeot dealer if you encounter this issue.

The Peugeot 207/308 key fob is extremely delicate and requires extra attention. It is imperative not to drop or throw the key fob. If you lose something, try to find it as quickly as you can. You can reset your on-board computer by disconnecting the battery for a few minutes. Remove the negative cable before the positive.