Peugeot 3008 Key Fob Problems
The mid-sized SUV from Peugeot, the 3008, has many positive qualities. It drives well, looks good and has a surprising big boot. Can it compete in the most crowded segment of the market, perhaps?
If your Peugeot keyfob isn't working it could have been exposed to clean or soapy tap water. You may have to remove the battery and clean it using electronic cleaner or isopropyl alcohol.
Dead coin battery
Peugeot key fobs are powered by an e-cigarette size battery. This power is utilized to operate the remote locking system as well as other features. The battery is a bit dated and wears out after years of usage. One way to determine whether the battery is in good condition is to conduct a voltage test. A multimeter is used to measure the voltage between the battery's plus and negative poles. This test can determine whether the battery is dead.
The receiver module could be the reason for your key fobs failing to function after using your Peugeot 3008 for a long time. The receiver module is responsible for receiving radio frequency signals from key fobs and transferring signals to the car's systems. If the receiver module has an issue, it will not be able send commands to other modules inside the car.
peugeot replacement key for the key fob not working is moisture or sweat on the circuit board. It can trigger short circuits, which will drain the battery and stop the fob's remote locking function. If this is the case, you should take your key fob in to a chip level service technician to fix it.

Water damage
Whether you dropped your key fob into the pool, tossed it in the wash or just left it in the rain for too long, water damage can be a major issue. Water is a good conductor, and it can also short out parts of the circuit board. It can also cause corrosion to metal lines on the key fob and other components. A wet circuit could cause the battery to lose charge.
If you have an additional key fob, use it to lock/unlock the Peugeot 3008 in order to rule out a dead coin-cell battery as the cause of the problem. Interference signals can cause your key fob to not function properly. They interfere with the signal generated by the receiver module. These signals of interference are generated by many sources which include radio transmitters located within the close vicinity.
If you hear sloshing noises coming from your Peugeot 3008 when you drive it could be due to a blocked condensate evaporator drain. You can test this by blowing compressed air into the drain holes under your door. You can also use a flexible metal wire for wriggling drain holes to get rid of any dirt that has built up. Air pockets can also be identified by sloshing sound.
The receiver module is not working properly.
The receiver module of a Peugeot 3008 is responsible for transmitting a remote keyless message from the keyfob into the receiver inside the car. If this module is damaged, it may hinder the car's ability to recognize the key fob. This issue could be caused by an unresponsive battery or water damage. or, interference from electronic devices operating on the same frequency. In these cases, the car may show a message that says "card not detected" on the display.
There are a variety of ways to resolve this issue. You can try to replace the battery or reprogram the key fob. You can also use a spare key to start the car. However, if your key fob isn't functioning after these steps, it could have a chip that's defective.
It is recommended to remove the chip and clean it using rubbing alcohol and paper towel. If the chip is fried then you should purchase a 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. They can also be personalized by using digital printing or CNC cutouts that are machined. If your key fob has been exposed to salty or dirty tap water, the chip could be contaminated and require to be cleaned.
Keyless entry system malfunctions
If you receive the message "card not detected" this means that your car cannot receive an alert from your key fob. This can be caused by a variety of reasons including batteries that are weak or dead. Often, the problem can be solved by pressing the start button with the key fob. In some cases however, you may need to take your key fob to a Peugeot dealership for repairs.
The first step to troubleshooting a Peugeot 3008 key fob that doesn't open or lock the doors is to test its battery. Batteries are typically the cause of a malfunctioning key fob. However, there are also other factors that could be involved. They include worn buttons, and water damage.
If you've recently experienced the Peugeot key fob exposed to clean tap water it's a good idea remove the battery and dry the electronic components with paper towel. You can also use a cleaner or isopropyl ethanol to do this. If the fob has been exposed to salt or soapy water, it's best to replace it.
If your key fob is still not working, try to reset it by disconnecting the battery that is 12 volts for approximately 15 minutes. Connect the negative cable and then the positive cable.