Peugeot 206 Key Replacement
Peugeot 206 key replacement is a simple job that can be completed in a few minutes. You just need to transfer the immobilizer chip, battery and electronics from your old keyfob into the new.
Peugeot key fobs 206 have an internal battery for the button that could fail. This video demonstrates how to replace the button cell battery.
The Immobilizer System
When you insert and turn your Peugeot key, it transmits an electronic code to the engine control system. If the code doesn't match, the engine will not start. This prevents unauthorized car theft. If you're having issues with your Peugeot car immobilizer, a skilled automotive locksmith can help. They can utilize dealer-standard tools to program a new key, or replace the old one. This can help you save time and money. They'll also come to you, so you don't have to spend a lot of time at the dealership.
Not all antitheft devices are created in the same way. The Thatcham Research organisation tests and grade anti-theft technology in order to ensure that it is compliant with the highest safety standards. They are able to test the operation of the system by logging into the CAN bus and then reading messages that the components of an immobilizer exchange.
Even the best systems are vulnerable if they're targeted properly. In one study, Jan Bokslag used weaknesses in the Hitag2 protocol to stealthily unlock three cars, all older models. It took just 10 seconds to get the security code of the vehicle from one of the three. This information is used to generate a key that disables the immobilizer. The other two keys were difficult to crack but eventually they were.
The Immobilizer Chip
A key with a chip (often called a Smart Key) has an RFID micro-chip inside it which transmits a code to the car's immobilizer system. If the code on the chip is identical to that of the car's system, then the car will begin to move.
This is a crucial anti-theft device that prevents thieves from hotwiring or bypassing the engine immobilizer. If the immobilizer isn't able to recognize the key, it won't permit the engine to turn on even if someone is trying to short-circuit the ignition circuit.
Most modern cars have advanced electronic Engine Immobilizer systems that employ shifting or rolling security codes. The intelligent system can change the second code every time the key is used and then insert it into the chip of the key. The first code stays in place and each time the key is turned in the ignition, the immobilizer checks the two codes to determine if they're compatible.
This is a sophisticated technology that is extremely difficult to hack. This is why the majority of stolen cars aren't able start. This is also the reason why when your Peugeot starts and then stops working it's probably not the immobilizer. Instead, it could be one of many electrical issues that have caused the car to cease working. Our auto locksmiths can help resolve these problems. They can also reprogram a chipped or smart Peugeot Key to make it work again.

The Battery
The transponder chip in Peugeot keys for cars when used in conjunction with the vehicle is able to disable the standard immobiliser system within the ECU. This enables the vehicle to start, and also allows key fob operation of the doors and boot. The chip is concealed within the head of a manual or remote key.
Peugeot was in a tough spot when the 206 first came out in 1999, coming from superminis like the Ford Fiesta or Volkswagen Polo. peugeot key replacement for the 206 was that it wouldn't directly replace the 205 but it was designed to be a bridge between the smaller Peugeot 106 and the larger range of 306. The lower models of both Peugeot 306 and 106 were designed to compete with the more expensive 205s.
The 206 range includes an open-air hatchback, a two-door coupe cabriolet, and station wagons known as the 206 CC and 206 SW respectively. There was also a WRC homologated version of the 206 dubbed the 207 GTi which could go from 0 to 100 km/h in 7.4 seconds and the top speed of 210 km/h.
The peugeot 206 is a popular choice of car for those looking for an attractive and affordable family car. Like any vehicle there can be issues. This could include the inability to start the vehicle or the key fob not longer working. If this is the case are experiencing this, contact us and request a Peugeot car keys replacement by one of our Auckland-based locksmiths.
The Key Fob
Peugeot is a French automobile manufacturer established in 1810. Peugeot is owned by PSA Peugeot Citroen. Peugeot cars are often regarded as the top in their class. If your Peugeot key fob is worn or damaged it is possible to replace it. All you have to do is transfer the battery, electronics and immobilizer chip from the old key to the new fob.
Test the new key inside your vehicle to ensure it works correctly. Ensure all doors are closed, turn the ignition OFF and then press the lock button on the fob two times. If the LED stops flashing it is working. If it continues to not work it could be because you forgot to transfer the transponder chip from your old key to your new key.