What NOT To Do During The Peugeot 308 Key Fob Industry
Peugeot 308 Key Fob Replacement
Peugeot's 308 may be catching on a little, but it still feels appealing. It's not the most luxurious vehicle in its class, but it's a relaxing and civilised driving experience.
Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. No matter if the issue is ongoing or continuous, the following tips should aid.
Water Damage
If you happen to leave your fob in a puddle or splash it with water during kayaking, swimming, canoeing, rafting, or canyoning, it's likely to be damaged by water. The best method to prevent this from happening is to always keep it in a dry bag whenever you're going outdoors or doing activities in which the fob may be exposed to excessive amounts of water.
It's also crucial to make sure that the fob has dried out before you open it up and then use it again. If you detect any smells coming from the fob, like an industrial-like smell or a sour taste like windshield washer fluid, it's another sign that it's submerged in water.
A wet circuit can cause the battery's charge to be drained or even explode. If you can get your 308 keyfob out of the water you need to turn the button side up and shake as much water out as you can before opening the casing. Take the battery out, and then wipe the circuit board clean with a cotton swab that has been dipped in 90-percent alcohol.
Other reasons that your Peugeot 308 remote entry keyless system may not function include a dead coin-cell battery or receiver module malfunction, signal interference or a defective chip. If none of the above are the problem it is possible to reset the system by disconnecting the 12 volt battery from the car for 15 minutes.
Dead Coin Battery
Peugeot cars come with a remote start system that allows the driver to start the car from afar while warming up or cooling down the vehicle prior to getting in. This feature is very beneficial particularly during the cold winter months. But sometimes, the remote start system stops working due to a variety of causes, such as an unresponsive coin battery.
The coin-shaped battery contained within the key fob may last between two and four years based on how often it's used, the location it was purchased, and how it is utilized. peugeot spare key cost G28CarKeys for use-by will be displayed on the packaging or in the user manual.
If the key fob stopped functioning after exposure to clean tap water and you want to take the battery off, clean the chip using a paper towel and isopropyl alcohol, and then dry it completely before replacing it. If you expose it to salty or soapy water, the chip may be fried and you will need to replace the key fob in total.
If you're unsure whether the battery is damaged you can check the voltage using a multimeter attached to both the terminals for plus and minus. If the voltage is less than 12-13 volts then you should replace the battery. Alternately, you could try to reset the on-board computer by disconnecting the battery at 12 volts for a few minutes, and then reconnecting it in reverse order (positive cable first, then negative). The engine should now start.
Faulty Receiver Module
If you're not seeing the "Key Detected" message on your dashboard, then it's possible the receiver module has developed a fault. It's the part that transmits an alert when your key fob activates. It also acts as an alarm, and stops the car from starting without the correct key.
This could be due to a variety of reasons, including water damage or simply getting old. If your Peugeot 308 key fob was exposed to dirty tap water, for instance the electronic chip inside may be damaged. In this instance you'll have to take it apart and clean it thoroughly using isopropyl alcohol or electronic cleaner. Once the battery has dried you can attempt to test it again.
If the issue is not resolved, it is a good idea that you visit the local Peugeot expert or locksmith. They'll be able to utilize a diagnostic tool to identify the issue and fix it.
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Electronic chip that is malfunctioning
The chip in the Peugeot 308 key fob plays a crucial part in the remote control system. If the chip is damaged, you could have problems starting your car or get a message saying "anti-theft". If this occurs, the only way to fix the issue is to obtain a new key. Auto locksmiths who are professionals are able to offer the fastest possible time.
The chip inside your Peugeot 308 key fob can become faulty due to sweat, water damage dirt, or other reasons. If your Peugeot 308 key fob is exposed to soapy water, you should cleanse it immediately. You can clean the electronic component using an absorbent paper towel that has been soaked in isopropyl Alcohol. The battery must then be allowed to fully dry.
Sometimes keys can cease to function due to radio interference. This could be caused by other devices that operate on the same frequency as your Peugeot key fob. This could be due to bad conditions or objects close to the vehicle. It is recommended to see a Peugeot dealer if you have this problem.

The Peugeot 207/308 Key Fob is fragile and requires special attention. It is imperative not to throw or drop the key fob. If you lose something, try to find it as quickly as you can. You can reset the onboard computer by disconnection of the battery for a few minutes. Unplug the negative cable prior to the positive.