Peugeot 308 Key Fob Replacement
Peugeot's 308 might be slightly old but it's still striking. It might not be the most luxurious car in its class - an Ford Focus or Volkswagen Golf will help you stay away from road imperfections, but it's a relaxing and a civilized driving experience.
Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. Whether the problem is constant or intermittent these tips will aid.
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If you accidentally drop your fob in a puddle or get it wet during kayaking, swimming, canoeing, rafting or canyoning, it's more likely to suffer water damage. The best way to prevent this from happening is to keep it in a dry, dry bag when you're going outdoors or doing things where the fob might be exposed to high levels of water.
It's also important to make sure that the fob is completely dried out before you open it to use it again. If you detect any odors emanating from the fob (such as industrial liquid or windshield washer fluid) This is a further indication that it's submerged.
A wet circuit may cause the battery's power to be depleted or even explode. If you're able, if you can, pull the 308 key fob of the water in which it got 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 off the battery, and then clean the circuit board using an abrasive soaked in 90 percent isopropyl alcohol.
Other reasons your Peugeot 308 remote keyless entry system may stop working include a dead coin battery problems with the receiver module, signal interference, or an electronic chip that is defective. If none of these are the problem, you can try resetting your system by disconnecting the battery with 12 volts for about 15 minutes.
Dead Coin Battery

Peugeot cars come with a remote start system that allows the driver to start the car from a distance while warming up or cooling down the vehicle prior to stepping inside. This feature is extremely beneficial, especially in the cold winter months. However, there are times when the remote stop system stops working due to a variety of causes, such as the battery in the coin is dead.
A coin-shaped battery that is located inside the key fob will last a time of two to four years, based on how often it's utilized and where it was purchased. The date of use will be written on the packaging or in the user's manual.
If the key fob stopped working after exposure to water that is clean, remove the battery and clean the electronic chip with the help of a paper towel that has been soaked with isopropyl ethanol. Then dry the chip completely before replacing. In the event of exposure to salty or soapy water, the chip could be damaged and you'll require replacing the key fob altogether.
If you're unsure whether the battery is damaged, you can check the voltage using a multimeter connected to both the minus and plus terminals. The voltage should be between 12 to 13 volts, but if it's lower, the battery should be replaced. You can also reset your computer in the onboard computer by disconnection and reconnecting the 12 volt batteries in reverse order. (positive cable first, then negative cable). The engine should then start after this.
Faulty Receiver Module
If you're not receiving the "Key Detected" message on your dashboard, it's possible that your receiver module has discovered a problem. It's the component which sends out an alert when your key fob is activated. It also functions as an alarm and prevents the car from starting without the correct key.
This can be due to a number of reasons, such as water damage or just ageing. If the chip inside 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 take it apart and thoroughly clean it with isopropyl or electronic cleaner. Once it's dry you can put the battery back in and try it again.
If the problem persists it is a good idea that you visit an area Peugeot expert or locksmith. They'll be able utilize a diagnostic tool to assist in identifying the problem and fix it.
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Electronic chip that is malfunctioning
The electronic chip in your Peugeot 308 key fob is a very crucial component of the remote control system. If it is damaged, your car may not start or you might receive a message saying "anti-theft active". In this scenario, the only solution is to replace the key. Luckily, professional auto locksmiths can complete the task in the shortest time.
The chip inside the key fob of your Peugeot 308 could be damaged due to different reasons, such as water damage, sweat or dirt. If your Peugeot 308 key fob has been exposed to soapy water, cleanse it immediately. You can wipe the electronic component using paper towels soaked with isopropyl Alcohol. Then, you need to allow the battery to dry completely.
Radio interference can cause a key fob's functionality to cease. This could be due to other devices operate on the same frequency as your Peugeot keyfob. This could be due to bad conditions or objects near to the vehicle. It is recommended that you visit a Peugeot dealer in the event of this problem.
The Peugeot 207/308 Key Fob is delicate and requires special care. You shouldn't drop it or throw it around. If you lose it, try to find it as quickly as possible. You can reset all the on-board computers by disconnecting the battery that is 12 volts for a few minutes. Be sure to disconnect the negative first, and then the positive.