Peugeot 3008 Key Fob Problems
Peugeot's mid-sized 3008 SUV has a lot going for it. It is well-constructed, drives good and has a big boot. Can it compete in the most competitive segment of the market perhaps?
If your Peugeot keyfob fails to function, it may have been exposed to soapy or clean tap water. It is possible to remove the battery, then clean it with isopropyl ethanol or electronic cleaner.
Dead coin battery
Peugeot key fobs are powered by a coin-sized battery. The power used to operate the remote locking system and other functions. The battery has a limited lifespan and may wear out after years of use. An easy way to determine whether the battery is damaged is to run an electrical test. Multimeters are used to determine the voltage between the poles that are plus and minus of the battery. The results of this test will show whether the battery is dead or not.

If you've been using your Peugeot 3008 for a while and your key fobs stopped functioning, it could be a problem with the receiver module. The receiver module is responsible for capturing radio frequency signals from key fobs and sending them to the car's system. If the receiver module malfunctions it won't be able to transmit commands to other modules within the vehicle.
Another common reason for an unusable key fob is moisture or sweat on the circuit board. This can lead to short circuits which drain the battery and cause the key fob to not be able to lock remotely. feature of the key fob. If this is the situation you must take your key fob to a technician who specializes in chip level repairs.
Water damage
Water damage can cause problems when you drop your keyfob by the swimming pool, washed it or threw it out in the rain. Water is a good conductor, and can easily cause short circuits on the circuit board. It can also cause corrosion of the metal traces as well as other components of the key fob. A damaged circuit board could also cause the battery lose its charge.
If you have an additional key fob, you can use it to unlock or lock the Peugeot 3008 to eliminate a dead coin-cell battery as the reason for the problem. Another issue that can stop your key fob from working properly is interference signals that interfere with the signal transmitted to the receiver module. These interference signals can come from a variety of sources including radio transmitters that are near.
If you notice sloshing sounds emanating from inside your Peugeot 3008 during your drive, it's probably due to a clogged condensate drain of the evaporator. You can identify this by looking for the drain holes beneath your door and blowing compressed air through them. You can also use a flexible wire to move the drain holes around and wash away any dirt that has been accumulating there. Air pockets can be detected by sloshing noises.
Receiver module that is defective
The receiver module of the Peugeot 3008 key fob is responsible to transmit the remote keyless system signal from the key fob to the car's receiver. If the receiver module is damaged, it will cause the car to not recognize the key fob. This issue can also be caused by the battery being dead or water damage. Or, interference from electronic devices operating at the same frequency. In these cases the car might display a message saying "card not detected" on the display.
There are many ways to resolve this issue. You can try to replace the battery or reprogram the key fob. You can also start the car with a spare key. If the key fob doesn't work after following all these steps, then it may be due to a defective chip.
It is best to remove the chip and clean it with rubbing alcohol and paper towel. If the chip is fried you should purchase an entirely new one. FB Series enclosures are designed for a key fob and include an optional coin battery holder that can fit the most popular type of key fob batteries. These enclosures are customizable by using digital printing or CNC-machined cutouts. If your key fob was exposed to salty or dirty tap water, the chip might be contaminated and requires to be cleaned.
Keyless entry systems that aren't working properly
If you get the message "card not detected", it signifies that your car can't receive an alert from your key fob. This can be caused by many factors, including an insufficient or dead battery. The issue is often solved by pressing the start button on the key fob. In some cases however, you might have to take the key fob to a Peugeot dealer for further repairs.
The first step to fix the issue with a Peugeot 3008 key fob that's not able to unlock or lock the doors is to check the battery. Batteries are the primary reason for a fob that is malfunctioning, but there are other causes that can cause this issue too. They include worn buttons, damage to the receiver module, water issues, and signal interference.
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 using paper towel. You can also try isopropyl alcohol or a cleaner to accomplish this. If peugeot spare key has been exposed to soapy or salty water, it's best to replace it.
If your key fob still not working, you can try to reset it by disconnecting the battery that is 12 volts for about 15 minutes. Connect the negative cable first, then the positive cable.