Peugeot 3008 Key Fob Problems
Peugeot's 3008 SUV is a mid-sized model with a lot to offer. It's stylish, runs well and has a large boot. Can it compete in the most crowded segment of the market, perhaps?
If your Peugeot key fob is not working, it may have been exposed to clean tap water or soapy water. It may be necessary to remove the battery, clean it using isopropyl ethanol or electronic cleaner.
Dead coin battery
Peugeot key fobs are powered by the size of a coin. The power used to control the remote locking system and other functions. The battery is limited in lifespan and wears out after years of use. A simple method to determine whether the battery is defective is to run an electrical test. A multimeter is used to test the voltage between the battery's plus and the minus poles. The results of this test will tell you whether the battery is dead or not.
The receiver module may be the reason behind the key fobs that you have not been able to use after having used your Peugeot 3008 for a prolonged period. The receiver module is responsible for capturing radio frequency signals from key fobs and transmitting them to the car's systems. If the receiver module is damaged and not functioning properly, it won't be able to relay commands to other modules inside the vehicle.
Another common cause of a non-working key fob is moisture or sweat on the circuit board. This can lead to short circuits, which will cause the battery to be depleted and disable the fob's remote locking function. If this happens, you should take your key fob to a chip level service technician to repair it.
Water damage
Water damage could be a problem regardless of whether you dropped your keyfob in the pool in the pool, washed it off or threw it out in the rain. Water is a great conductor, and it could cut off circuit boards. It can also cause corrosion to metal trace on the key fob as well as other components. A damaged circuit board could also cause the battery to lose its charge.
If you have a spare key fob use it to lock or unlock your Peugeot 3008 to rule out the possibility that a dead battery is the cause of the problem. Interference signals can also cause your key fob to stop working properly. These interfere with the signal generated by the receiver module. These interference signals can come from a wide range of things that include radio transmitters near by.
If you hear sloshing noises coming from inside your Peugeot 3008 while driving, it's likely due to a clogged condensate drain of the evaporator. You can test this by blowing compressed air through the drain holes beneath your door. You can also use a flexible wire to make the drain holes sway and clear any dirt that has collected there. Air pockets can also be identified by sloshing sounds.
The receiver module is not working properly.
The receiver module on the Peugeot 3008 key fob is responsible for transmitting the remote keyless system signal from the key fob to the car's receiver. If the receiver module is damaged, it will prevent the car from recognizing the key fob. Other factors that can trigger this issue include a dead battery, water damage, or interference with electronic devices that operate on the same frequency the key fob. In these cases, a message stating "card not detected" could appear on the display.
There are many options to resolve this problem. You may try replacing the battery or programming the key fob. You could also use a spare key to start the car. However, if the key fob isn't working after these steps, it could have a chip defective.
It is recommended to remove the chip and clean it with paper towels and rubbing alcohol. If the chip is fried you need to purchase an entirely new one. The FB Series enclosures come with an accessory for battery holders for coin cells, which fits the most common types of key fob batteries. G28 can be personalized with digital printing and CNC-machined cutouts. If your key fob has been exposed to salty or dirty tap water, the chip might be contaminated and need to be cleaned.

Keyless entry systems with malfunctions
If you get "card not detected" This indicates that your car isn't able to receive an alert from your key fob. This could be caused by a variety of reasons like an insufficient or dead battery. The problem can often be resolved by pressing the start button on the key fob. In certain instances however, you might require taking the key fob to an Peugeot dealer for further repairs.
Examining the battery is the first step in diagnosing the problem with a Peugeot 3008 keyfob which doesn't unlock or lock doors. Batteries are often the root of a malfunctioning key fob. However there are other factors that could be at play. These include worn buttons and water damage.
If your Peugeot key fob has been exposed to clean tapwater, it's a good idea for you to remove the battery. Then dry the electronic components with paper towel. You can also utilize a cleaner or Isopropyl ethanol to do this. If the fob has been exposed to soapy or salty water, it's recommended to replace it.
If your key fob still does not work you can reset it by taking out the battery that is 12 volts for 15 minutes. Then reconnect the negative cable first, then followed by the positive one.