Do you need special socket to undo drain plug on peugeot 206 1.1?

Yes, to undo the drain plug on a Peugeot 206 1.1, you typically need a special socket or tool. The drain plug often requires a specific size, usually a 21mm or 24mm socket, depending on the model year. It's best to check your vehicle's manual for the exact specifications. Additionally, a socket with a long reach may be helpful due to the tight space around the oil pan.