The sump plug is located on the base of the engine. It is accessed from beneath the car
You will need to remove the engine cover
Do not forget to place a suitably sized receiving tray beneath
Using a 17mm spanner or socket, carefully remove the sump plug and fully drain the oil.
When the sump has emptied, wipe clean the sump plug area with a paper towel
Replace the new sump plug and washer. Do not over tighten. Replace the undertray