Peugeot 308 Key Fob Replacement

Peugeot's 308 might seem a bit old but it's still appealing. It's not the plushest car in its class - a Ford Focus or Volkswagen Golf will help you stay away from surface imperfections - but it's a relaxing and pleasant driving experience.

Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. If the issue is persistent or intermittent these tips will assist.

Water Damage

If you happen to leave your key fob in a pool or get it wet when kayaking, swimming, canoeing, rafting or canyoning, it's probably to be damaged by water. The best method to prevent this from happening is to keep it in a dry bag when you're outdoors or performing activities that require the fob to be exposed to a lot of water.

It's also crucial to ensure sure that the fob is completely dried out before you open it to use it again. If you detect any smells coming from the fob, like an industrial liquid smell or that of windshield washer fluid, this is another indication that it's been submerged in water.

A circuit board that's damp can cause the battery's charge to drop its charge or even explode. If you can remove your keyfob 308 from the water you need to turn the button side up and shake as much water as you can prior to opening the casing. When you've opened it, take out the battery and wipe down the circuit board with the help of a cotton swab that has been dipped in 90 percent isopropyl alcohol.

Other reasons that your Peugeot 308 remote entry keyless system may not work include a dead coin-cell battery or receiver module issue signal interference or a malfunctioning chip. If none of the above are the problem it is possible to reset the system by disconnecting 12 volt battery from the car for 15 minutes.

Dead Coin Battery

Peugeot cars are equipped with remote start systems that allows drivers to start their vehicle from some distance, which allows them to warm up or cool down the vehicle prior to entering. This feature is extremely useful, especially during winter's cold and chilly months. The remote start system may stop working for a variety reasons, such as the battery being dead.

The coin-shaped battery inside the key fob will last between two and four years, based on how frequently it is used, where it was purchased and how it is used. The date of use is printed on the packaging or mentioned in the user's manual.

If the key fob has stopped working after being exposed water that is clean, remove 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. In case of exposure to soapy or salty water, the chip could be fried and you will need to replace the key fob entirely.

If you're unsure if the battery is faulty You can test its voltage using an instrument set to the vehicle's voltage range and connected to the terminals for minus and plus. If the voltage is less than 12-13 volts then it is time to replace the battery. You can also attempt to reset the onboard computer by disconnecting the battery at 12 volts for a few minutes, 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" you might find the receiver module malfunctioning. It's the component that transmits the signal when your key fob goes off. It also acts as an alarm and blocks the car from starting without the correct key.

This could be due to a number of factors including water damage or simply the aging process. If your Peugeot 308 key fob has been exposed to dirty tap water, like the electronic chip on the inside will be damaged. In this case you will need to take it out and thoroughly clean it with isopropyl or an electronic cleaner. Once it's dry, you can put the battery back in and test it again.

If the issue continues to persist, it is recommended to see an area Peugeot expert or locksmith. They can employ the diagnostic tool to pinpoint the issue and then fix it.

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A malfunctioning electronic chip

The electronic chip inside the Peugeot 308 key fob plays an essential role in the remote control system. If the chip is damaged, you may be unable to start your car or receive a message stating "anti-theft". In this situation, the only solution is to replace the key. Fortunately, professional auto locksmiths can offer the service in the shortest time.

The chip in your Peugeot 308 key fob can fail due to water damage, sweat, dirt or other reasons. If your Peugeot key fob has been exposed dirty or soapy water, it should be cleaned right away. You can make use of a towel and isopropyl alcohol to clean the electronic component. Then, you need to allow the battery to dry completely.

Radio interference can cause the key fob to stop functioning. This could be caused by other devices operating at the same frequency as your Peugeot key fob. This can be caused by poor conditions or objects close to the vehicle. It is recommended to visit a Peugeot dealer in the event of this issue.

The peugeot 207 key 207/308 Key Fob is fragile and requires special care. It is not recommended to drop it or throw it around. If you lose it, try to locate it as quickly as possible. You can reset all on-board computers by disconnecting the 12 volt battery for a few minutes. Disconnect the negative cable prior to the positive.