How too change gear box oil on peugeout 206?

To change the gearbox oil on a Peugeot 206, first ensure the vehicle is on a level surface and safely supported. Remove the drain plug from the gearbox and allow the old oil to completely drain out. Next, replace the drain plug and remove the fill plug, then use a funnel to add the new gearbox oil until it reaches the proper level. Finally, replace the fill plug securely, and check for any leaks before taking the vehicle for a short drive.