Peugeot 3008 Key Fob Problems
The mid-sized SUV from Peugeot, the 3008, has many positive aspects. It's stylish, it drives well and has a large boot. But can it fend against strong competition in the most crowded segment of the market?
If your Peugeot key fob isn't working, it may have been exposed to clean tap water or soapy water. You may have to remove the battery, clean it using isopropylethanol or electronic cleaner.
Dead coin battery
Peugeot key fobs are powered by a coin-sized battery. The power used to control the remote locking system as well as other functions. The battery has a short lifespan and can be worn out after a long period of usage. A simple way to check whether the battery is in good condition is by performing an electrical test. Multimeters can be used to measure voltage between the plus and minus poles of the battery. The results of this test will indicate whether the battery is dead or not.
The receiver module could be the reason for your key fobs not functioning after using your Peugeot 3008 for a long period of time. The receiver module is in charge of receiving radio frequency signals sent by the key fobs and transmitting them to the car's systems. If the receiver module malfunctions or damaged, it will not be able send commands to other modules inside the vehicle.
Moisture or sweat that gets on the circuit board is another frequent cause of an unworking key fob. This can cause short circuits which drain the battery and can also cause the device to lose the remote locking feature of the key fob. If this happens you need to bring your key fob to a specialist in chip level repairs.
G28 Car Keys
If you dropped your key fob in the pool, threw it in the washing machine or just put it in the rain for too long, water damage can cause a lot of problems. Water is a great conductor, and it can short out circuit boards. It can also cause corrosion to the metal lines on the key fob and other components. A wet circuit board can also cause the battery lose its charge.
If you have an extra key fob use it to lock or unlock your Peugeot 3008 to rule out the possibility that a dead battery is the source of the issue. Interference signals can cause your key fob not to function properly. They interfere with the signal generated by the receiver module. These interference signals are caused by various sources, including radio transmitters within the vicinity.
If you notice sloshing sounds coming from inside your Peugeot 3008 when driving, it's most likely caused by a blocked condensate evaporator drain. You can test this by blowing compressed air through the drain holes under your door. You can also use flexible metal wire to move drain holes around to get rid of any dirt collected. Sloshing noises can be an indication that there are air pockets in the cooling system.
Faulty receiver module
The receiver module on a Peugeot 3008 key fob is responsible for sending the remote keyless system signal from the key fob to the car's receiver. This module can be damaged and stop the car from being able to recognize your key fob. This issue could be caused by an inactive battery or water damage. It could also be caused by interference from electronic devices operating at the same frequency. In these situations, a message stating "card not detected" may appear on the display.
There are a variety of options to solve this issue. You can try replacing the battery, or reprogramming the key fob. You may also be able to start the car with a spare key. However, if your key fob doesn't work after these steps, it may have a chip that is not working properly.

The best way to determine whether the key fob is equipped with damaged chip is to remove it and clean it up with a paper towel and rubbing alcohol. If the chip is damaged, you should buy a new one. FB Series enclosures are designed for a key fob and come with a coin battery holder that can fit the most common types of key fob batteries. These enclosures are customizable by using digital printing and CNC-machined cutouts. If your key fob was exposed to salty or dirty tap water, it's possible that the chip has been infected.
Faulty keyless entry systems
If you are seeing "card not detected", this indicates that your car cannot receive an alert from your key fob. This could be due to several reasons, such as a weak or dead battery. Often, the problem can be resolved by pushing the start button using the key fob. In certain instances, however, you may need to take your key fob to a Peugeot dealership for additional repairs.
Examining the battery is the first step in troubleshooting an Peugeot 3008 keyfob, which is unable to unlock or lock doors. Batteries are typically the cause of a malfunctioning key fob. However, there are also other factors that may be involved. They include worn buttons, damage to the receiver module, water problems and signal interference.
If your Peugeot key fob has been exposed to pure tap water, it's an ideal idea to remove the battery. Then dry the electronic components using paper towel. You could also try using isopropyl ethanol or a cleaner to accomplish this. It's best to change the fob after it has been exposed to salt water or soapy water.
If your key fob not working, you can try to reset it by disconnection of the battery with 12 volts for about 15 minutes. Then, reconnect the negative cable first, followed by the positive cable.