It's The Ugly Truth About Peugeot 308 Key Fob

· 4 min read
It's The Ugly Truth About Peugeot 308 Key Fob

Peugeot 308 Key Fob Replacement

Peugeot's 308 may be catching on a bit, but it still feels eye-catching. It might not be the plushest car in its class and a Ford Focus or Volkswagen Golf will help you stay away from imperfections on the road - but it's a relaxed and a civilized driving experience.

We are often asked at Coded Car Keys to replace peugeot key fobs. The following suggestions will assist whether the issue is ongoing or intermittent.

Water Damage

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

peugeot replacement key fob G28 's also crucial to make sure that the fob has dried out before you open the fob and then use it. If you detect any odors from the fob (such as industrial liquid or windshield washer fluid) This is a further indicator that it is submerged.

A wet circuit can cause the battery's energy to drain or even explode. If you're able, if you can, pull your 308 key fob out of whatever body of water it was stuck in then flip the button side down and shake it out as much water as you can before opening the case. Once you have opened it, take out the battery and clean the circuit board using an abrasive soaked in 90-percent isopropyl alcohol.

Other reasons your Peugeot 308 remote entry keyless system may not work include a dead coin-cell battery or receiver module issues, signal interference or a damaged chip. If none of these are the reason you can restart the system by disconnecting 12 volt battery from your car for 15 minutes.

Dead Coin Battery

Peugeot cars are equipped with remote start technology that lets drivers start their car from an extended distance, which allows them to warm up or cool down the car prior to entering. This feature is extremely beneficial particularly in cold winter months. Remote start systems can be stopped for a variety of reasons, including the battery being dead.

The coin-shaped battery contained inside the key fob could last between two and four years, based on how often it is utilized, the place it was purchased, and how it is utilized. The date of use is usually printed on the packaging or listed in the instruction manual.

If the key fob stops working after exposure to water that is clean then you must remove the battery, clean the electronic chip using a paper towel and isopropyl alcohol, then dry it thoroughly before replacing it. If the key fob has been exposed to salty or soapy water, it may have caused the chip to become damaged. You'll need to replace it.

If you're not sure the battery is defective You can test the voltage with a multimeter set to the vehicle's voltage range and connected to the plus and minus terminals. The voltage should be between 12-13 volts, but if it is lower, the battery must be replaced. If you want to, you can try to reset the onboard computer by disconnecting the battery at 12 volts for a short period of time, and then reconnecting it in reverse order (positive cable first and then negative). The engine should then start after this.

Faulty Receiver Module

If you don't get the "Key Detected" message, it could mean that your receiver module is malfunctioning. It's the part that sends an alarm to the car when the key fob is activated, that also acts as an immobiliser. It also stops it from starting unless the correct key is in place.

This could result from a variety of causes, such as water damage or simply aging. If the electronic chip in your Peugeot 308 keyfob has been damaged by dirty tap water, it could be because the keyfob was exposed it. In this scenario you'll need to remove it apart and clean it thoroughly with isopropyl alcohol, or electronic cleaner. Once the battery is dry you can try it again.

If the problem persists it is recommended that you visit the local Peugeot expert or locksmith. They can use an instrument for diagnosing to pinpoint the issue and repair it.

It is stressful to lose your Peugeot car key. A certified auto locksmith can solve the issue in minutes. They can cut a new key and programme it to your vehicle, so you can get back out on the road as quickly as possible. Find a locksmith near you.

Faulty Electronic Chip

The electronic chip that is in the Peugeot 308 key fob plays an essential part in the remote control system. If it is damaged, your car might not start, or you could receive a message that reads "anti-theft active". If this occurs, the only option to fix the issue is to purchase a new key. Luckily, professional auto locksmiths can offer the service in the shortest time.

The chip inside your Peugeot 308 key fob can become faulty due to sweat, water damage dirt, or any other cause. If your Peugeot key fob has been exposed to soapy or dirty water, it needs to be cleaned promptly. You can clean the electronic component using an absorbent paper towel that has been soaked in isopropyl Alcohol. Then, you need to let the battery completely dry.


Sometimes keys may not function due to radio interference. This is usually caused by other devices operate on the same frequency as your Peugeot keyfob. It could be caused by poor conditions or objects within the vicinity of the vehicle. It is recommended to visit a Peugeot dealer if you have this problem.

The Peugeot Key Fob 207/308 is delicate and needs special care. It is essential not to throw or drop the key fob. If you lose something, try to find it as soon as you are able to. You can reset all the on-board computers by disconnecting the 12 volt battery for a short period of time. Remove the negative cable before the positive.