Do not forget to have a suitably sized receiving tray in place
You will need to remove the undertray to access the sump plug
Undo the undertray fixings
Carefully remove the undertray to access the sump plug
With an oil catchment tray in position, use a 19mm spanner or socket to carefully remove the sump plug. Fully drain the oil.
When the sump has emptied, wipe clean the sump plug area with a paper towel
Replace (new) sump plug and washer. Do not over tighten - Replace the undertray