How do you change transmission oil change on Peugeot 205 gti 1.9 E reg?

To change the transmission oil on a Peugeot 205 GTI 1.9 E, first ensure the vehicle is on a level surface and safely elevated. Locate the transmission oil drain plug underneath and remove it to let the old oil drain completely. Once drained, replace the drain plug and remove the fill plug on the side of the transmission. Fill with the appropriate transmission oil using a funnel until it reaches the fill level, then replace the fill plug securely.