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Many Of The Most Exciting Things That Are Happening With Peugeot 308 Key Fob
Peugeot 308 Key Fob Replacement

Peugeot's 308 may be slightly old but it's still eye-catching. It's not the most luxurious car in its class, but it's an enjoyable and comfortable drive.

Here at Coded Car Keys we are often asked to replace peugeot 308 key fobs. peugeot 207 remote key programming following suggestions will help whether the problem is persistent or intermittent.

Water Damage

If you happen to leave your key fob in a puddle or get it wet during kayaking, swimming, canoeing, rafting, or canyoning, it's probably to sustain water damage. Keep your key fob in a dry bag whenever you are outdoors or engage in activities that expose it to excessive amounts water.

You'll also need to ensure that the fob is dry before opening it up and using it again. If you detect any smells emanating from the fob such as an industrial-type smell or a sour taste like windshield washer fluid, this is another indication that it's been submerged in water.

A circuit board that's damp can cause the battery to discharge its charge or even explode. If you can get your keyfob 308 from the water, turn the button side up and shake as much water out as you can before opening the casing. Remove the battery, then wipe the circuit board down using a cotton swab which is dipped in 90 percent alcohol.

Other reasons why your Peugeot 308 remote entry keyless system might not function include a dead coin cell battery or receiver module malfunction signal interference, or a faulty chip. If none of the above are the cause you can reset the system by removing the 12 volt battery from the car for 15 minutes.

Dead Coin Battery

Peugeot cars are equipped with a remote-start feature that allows the driver to start the car from afar and then warm up or cool down the car prior to entering. This feature is very useful, especially in the cold winter months. The remote start system may cease to function for a variety reasons, including a dead coin-battery.

A coin-shaped battery that is in the key fob has a life span of two to four years, depending on how often it's used and where it's purchased. The date of use will be written on the packaging or in the user manual.

If the key fob has stopped working after exposure to clean tap water it is recommended to take the battery off, clean the electronic chip with a paper towel and isopropyl ethanol, then dry it completely before replacing it. In the event of exposure to soapy or salty water, the chip may be fried and you will require replacing the key fob altogether.


If you're not certain the battery is faulty it is possible to test its voltage with a multimeter that is set to the car's voltage range and connected to the minus and plus terminals. The voltage should be around 12 to 13 volts, however, if it reads lower, the battery must be replaced. If you want to, you can try to reset the on-board computer by disconnecting the battery with 12 volts for a few minutes and then reconnecting it in reverse order (positive cable first, then negative). The engine should start.

Faulty Receiver Module

If you're unable to see the "Key Detected" message on your dashboard, it's possible the receiver module has created a fault. It's the component that transmits a signal when your key fob turns on. It also acts as an alarm that stops the vehicle from starting without the correct key.

This could be caused by various factors, including water damage or simply getting old. If the chip inside your Peugeot 308 keyfob has been damaged due to dirty tap water it could be because the keyfob was exposed to it. In this scenario, you'll have to take it off and thoroughly clean it using isopropyl or electronic cleaner. Once it's dry, you can put the battery back in and try again.

If the issue is not resolved, it is recommended to visit a local Peugeot expert or locksmith. They will be able to use a diagnostic tool to identify the problem and fix it.

The loss of your Peugeot car keys can be an extremely stressful experience. A professional auto locksmith will be able to resolve the issue within minutes. They can cut a brand new key and then program it into your vehicle, ensuring that you're ready to get on the road again as quickly as possible. Click here to find locksmiths near you.

Faulty Electronic Chip

The electronic chip inside your Peugeot 308 key fob is an important part of the remote control system. If it gets damaged, your car might not start or receive a message that reads "anti-theft active". In this instance the only option is to replace the key. Luckily, auto locksmiths who are professionals can complete the task within the shortest period of time.

The chip in your Peugeot 308 key fob can be damaged by sweat, water damage dirt, or other causes. If your Peugeot 308 key fob is exposed to soapy water, you must take it to the cleaners immediately. You can employ a paper towel as well as isopropyl ethanol to clean the electronic component. The battery must then be allowed to fully dry.

Sometimes keys may stop working because of radio interference. This could be due to other devices operate on the same frequency as your Peugeot keyfob. This could be due to poor conditions or objects in the vicinity of the vehicle. If you have this issue you should visit an Peugeot dealership.

The Peugeot key fob 207/308 is very delicate and requires a lot of care. You should not drop it or throw it around. If you lose it, try to find it as quickly as is possible. You can reset all on-board computers by disconnecting the battery that is 12 volts for a few minutes. Be sure to disconnect the negative cable first, then the positive.

Read More: https://www.thekeylab.co.uk/peugeot-car-keys/