Peugeot 308 Key Fob Problems and How to Fix Them

If your Peugeot key fob suddenly stopped working, it could be due to a dead coin-cell battery, damaged receiver modules, water issues, or even a defective chip. Luckily, all of these are easy to fix, and you’ll have your car back to normal in no time at all!

Car keys can also be damaged because the key blade gets worn. This is a simple fix by visiting your local Car Key Man Auto Locksmith and let them put in the new key blade for you.


The key fob in your Peugeot 308 may die or become weak enough to not send a clear signal. This can cause the key fob to stop functioning which prevents you from opening and locking the doors or even starting your engine. You’ll need a new battery for the key fob in order to fix this.

You’ll have to purchase the replacement battery from an auto parts shop or your local hardware store. When you purchase the battery ensure that it’s fresh and hasn’t just been sitting on the shelf for too long. A brand new battery has more capacity and will send a stronger signal to your vehicle.

After replacing the battery If you have a new battery, try unlocking and locking the doors of your Peugeot with the key fob. If the doors do not unlock, the problem is likely to be with the receiver module of your car which can be changed by your local Peugeot dealer.

The internal chip of the key fob could also be damaged. This can happen if you drop your key fob on the ground or expose it to water. The rubber seals that protect the chip from moisture can get worn out over time, especially if your key fob is exposed to water for prolonged durations, like submerging it in the ocean at the beach. To avoid this happening, it’s essential to keep your key fob safe from water and never let it come into contact with water.

Water Damage

Don’t lose hope on your key fob if it gets wet, no matter if you dropped it in a pool or fumbled into a pool. Although the key fob is equipped with rubber seals to protect it from water, long-term exposure to water could lead to damage to its electronic chip. Water is a good conductor and any water that enters the key fob will cause short circuits in series, which will eventually ruin the electronic chip. After removing the batteries clean its contacts with isopropyl and then dry them completely before putting them back in.

A dead battery may be the reason your Peugeot 308 won’t start. If you have a spare car, jumper cables can be used to get the engine running again. If the battery has a problem it is required to replace it.

A bad receiver in the car may also hinder it from receiving the signal from the key fob. It could be a issue with the antenna, or wiring or the key fob may be damaged. It is possible to program a new keyfob to your vehicle if using one. If you’re not able to solve the issue, contact an expert technician. A technician trained in the field will be able determine the issue quickly and resolve it quickly.

Radio Interference

The signs of a key fob not being recognized or with a limited range usually indicate that there is interference in the system. The interference can be radiated or transmitted, the latter caused by speaker and power cables passing too close to electrical components. Generally, re-routing the cables or moving them away from these components could resolve the issue.

It’s unlikely someone is listening to your key fob’s signals in attempt to steal your car or vehicle, but it’s possible that radio interference has ruined the signal. Fortunately, this issue is simple to repair.

If your key fob isn’t being recognized by the system, try a new battery. Make sure the battery is of the correct size and type. Incorrectly sized batteries could harm the fob.

These devices could interfere with the key signal, if they utilize the same radio frequency. Avoid connecting these devices to your key fob.

Pairing Issues

The remote keyless entry system of the car is equipped with an antenna that receives radio frequencies from the key fob. If the receiver is experiencing an issue, you will not be able to start your car regardless of whether the key fob functions and can be modified. The issue could be caused by a number of reasons, such as an inoperative coin battery or water damage. The receiver could also be failing because of a software bug or internal damage in the key.

The battery for your coin in your peugeot partner key fob programming 308 keyfob has probably been drained. This battery can be replaced, however you must ensure that it’s the appropriate battery for the key fob. It is best to use a battery that is the same size in terms of voltage, size, and specifications as the original.

Another reason the reason your peugeot 407 key 308 key fob might not work is because it is paired with a different car. You could have accidentally handed your key fob to a friend or the key was used to unlock other vehicles. It is possible to fix this issue by reprogramming your key fob using an OBDII scanner. This tool will request details about your car such as its VIN or engine type. It is important that you enter the correct details.

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